|
Part number
|
Units | Description | Input | Output | Pins | Datasheet |
|---|---|---|---|---|---|---|
| 74x00 | 4 | quad 2-input NAND gate | 14 | SN74LS00 | ||
| 74x01 | 4 | quad 2-input NAND gate | open-collector | 14 | SN74LS01 | |
| 74x02 | 4 | quad 2-input NOR gate | 14 | SN74LS02 | ||
| 74x03 | 4 | quad 2-input NAND gate | open-collector | 14 | SN74LS03 | |
| 74x04 | 6 | hex inverter gate | 14 | SN74LS04 | ||
| 74x05 | 6 | hex inverter gate | open-collector | 14 | SN74LS05 | |
| 74x06 | 6 | hex inverter gate | open-collector 30 V / 40 mA | 14 | SN74LS06 | |
| 74x07 | 6 | hex buffer gate | open-collector 30 V / 40 mA | 14 | SN74LS07 | |
| 74x08 | 4 | quad 2-input AND gate | 14 | SN74LS08 | ||
| 74x09 | 4 | quad 2-input AND gate | open-collector | 14 | SN74LS09 | |
| 74x10 | 3 | triple 3-input NAND gate | 14 | SN74LS10 | ||
| 74x11 | 3 | triple 3-input AND gate | 14 | SN74LS11 | ||
| 74x12 | 3 | triple 3-input NAND gate | open-collector | 14 | SN74LS12 | |
| 74x13 | 2 | dual 4-input NAND gate | schmitt-trigger | 14 | SN74LS13 | |
| 74x14 | 6 | hex inverter gate | schmitt-trigger | 14 | SN74LS14 | |
| 74x15 | 3 | triple 3-input AND gate | open-collector | 14 | SN74LS15 | |
| 74x16 | 6 | hex inverter gate | open-collector 15 V / 40 mA | 14 | SN7416 | |
| 74x17 | 6 | hex buffer gate | open-collector 15 V / 40 mA | 14 | SN7417 | |
| 74x18 | 2 | dual 4-input NAND gate | schmitt-trigger | 14 | SN74LS18 | |
| 74x19 | 6 | hex inverter gate | schmitt-trigger | 14 | SN74LS19 | |
| 74x20 | 2 | dual 4-input NAND gate | 14 | SN74LS20 | ||
| 74x21 | 2 | dual 4-input AND gate | 14 | SN74LS21 | ||
| 74x22 | 2 | dual 4-input NAND gate | open-collector | 14 | SN74LS22 | |
| 74x23 | 2 | dual 4-input NOR gate with strobe, one gate expandable with 74x60 | 16 | SN7423 | ||
| 74x24 | 4 | quad 2-input NAND gate | schmitt-trigger | 14 | SN74LS24 | |
| 74x25 | 2 | dual 4-input NOR gate with strobe | 14 | SN7425 | ||
| 74x26 | 4 | quad 2-input NAND gate | open-collector 15 V | 14 | SN74LS26 | |
| 74x27 | 3 | triple 3-input NOR gate | 14 | SN74LS27 | ||
| 74x28 | 4 | quad 2-input NOR gate | driver NO=30 | 14 | SN74LS28 | |
| 74x29 | 2 | dual 4-input NOR gate | 14 | US7429A | ||
| 74x30 | 1 | single 8-input NAND gate | 14 | SN74LS30 | ||
| 74x31 | 6 | hex delay elements | 16 | SN74LS31 | ||
| 74x32 | 4 | quad 2-input OR gate | 14 | SN74LS32 | ||
| 74x33 | 4 | quad 2-input NOR gate | open-collector driver NO=30 | 14 | SN74LS33 | |
| 74x34 | 6 | hex buffer gate | 14 | MM74HC34 | ||
| 74x35 | 6 | hex buffer gate | open-collector | 14 | SN74ALS35 | |
| 74x36 | 4 | quad 2-input NOR gate (different pinout than 7402) | 14 | SN74HC36 | ||
| 74x37 | 4 | quad 2-input NAND gate | driver NO=30 | 14 | SN74LS37 | |
| 74x38 | 4 | quad 2-input NAND gate | open-collector driver NO=30 | 14 | SN74LS38 | |
| 74x39 | 4 | quad 2-input NAND gate (different pinout than 7438) | open-collector 60 mA | 14 | SN7439 | |
| 74x40 | 2 | dual 4-input NAND gate | driver NO=30 | 14 | SN74LS40 | |
| 74x41 | 1 | BCD to decimal decoder / Nixie tube driver | open-collector 70 V | 16 | DM7441A | |
| 74x42 | 1 | BCD to decimal decoder | 16 | SN74LS42 | ||
| 74x43 | 1 | excess-3 to decimal decoder | 16 | SN7443A | ||
| 74x44 | 1 | Gray code to decimal decoder | 16 | SN7444A | ||
| 74x45 | 1 | BCD to decimal decoder/driver | open-collector 30 V / 80 mA | 16 | SN7445 | |
| 74x46 | 1 | BCD to 7-segment display decoder/driver | open-collector 30 V | 16 | SN7446A | |
| 74x47 | 1 | BCD to 7-segment decoder/driver | open-collector 15 V | 16 | SN74LS47 | |
| 74x48 | 1 | BCD to 7-segment decoder/driver | open-collector, 2 kΩ pull-up | 16 | SN74LS48 | |
| 74x49 | 1 | BCD to 7-segment decoder/driver | open-collector | 14 | SN74LS49 | |
| 74x50 | 2 | dual 2-2-input AND-OR-Invert gate, one gate expandable | 14 | SN7450 | ||
| 7451, 74H51, 74S51 | 2 | dual 2-2-input AND-OR-Invert gate | 14 | SN7451 | ||
| 74L51, 74LS51 | 2 | 3-3-input AND-OR-Invert gate and 2-2-input AND-OR-Invert gate | 14 | SN74LS51 | ||
| 74x52 | 1 | 3-2-2-2-input AND-OR gate, expandable with 74x61 | 14 | SN74H52 | ||
| 7453 | 1 | 2-2-2-2-input AND-OR-Invert gate, expandable | 14 | SN7453 | ||
| 74H53 | 1 | 3-2-2-2-input AND-OR-Invert gate, expandable | 14 | SN74H53 | ||
| 7454 | 1 | 2-2-2-2-input AND-OR-Invert gate | 14 | SN7454 | ||
| 74H54 | 1 | 3-2-2-2-input AND-OR-Invert gate | 14 | SN74H54 | ||
| 74L54, 74LS54 | 1 | 3-3-2-2-input AND-OR-Invert gate | 14 | SN74LS54 | ||
| 74x55 | 1 | 4-4-input AND-OR-Invert gate, 74H55 is expandable | 14 | SN74LS55 | ||
| 74x56 | 1 | 50:1 frequency divider | 8 | SN74LS56 | ||
| 74x57 | 1 | 60:1 frequency divider | 8 | SN74LS57 | ||
| 74x58 | 2 | 3-3-input AND-OR gate and 2-2-input AND-OR gate | 14 | 74HC58 | ||
| 74x59 | 2 | dual 3-2-input AND-OR-Invert gate | 14 | US7459A | ||
| 74x60 | 2 | dual 4-input expander for 74x23, 74x50, 74x53, 74x55 | 14 | SN7460 | ||
| 74x61 | 3 | triple 3-input expander for 74x52 | 14 | SN74H61 | ||
| 74x62 | 1 | 3-3-2-2-input AND-OR expander for 74x50, 74x53, 74x55 | 14 | SN74H62 | ||
| 74x63 | 6 | hex current sensing interface gates | 14 | SN74LS63 | ||
| 74x64 | 1 | 4-3-2-2-input AND-OR-Invert gate | 14 | SN74S64 | ||
| 74x65 | 1 | 4-3-2-2 input AND-OR-Invert gate | open-collector | 14 | SN74S65 | |
| 74x67 | 1 | AND gated J-K master-slave flip-flop, asynchronous preset and clear (improved 74L72) | (16) | BL54L67Y | ||
| 74L68 | 2 | dual J-K flip-flop, asynchronous clear (improved 74L73) | (18) | BL54L68Y | ||
| 74LS68 | 2 | dual 4-bit decade counters | 16 | SN74LS68 | ||
| 74L69 | 2 | dual J-K flip-flop, asynchronous preset, common clock and clear | (18) | BL54L69Y | ||
| 74LS69 | 2 | dual 4-bit binary counters | 16 | SN74LS69 | ||
| 74x70 | 1 | AND-gated positive edge triggered J-K flip-flop, asynchronous preset and clear | 14 | SN7470 | ||
| 74H71 | 1 | AND-or-gated J-K master-slave flip-flop, preset | 14 | SN74H71 | ||
| 74L71 | 1 | AND-gated R-S master-slave flip-flop, preset and clear | 14 | SN54L71 | ||
| 74x72 | 1 | AND gated J-K master-slave flip-flop, asynchronous preset and clear | 14 | SN7472 | ||
| 74x73 | 2 | dual J-K flip-flop, asynchronous clear | 14 | SN54LS73A | ||
| 74x74 | 2 | dual D positive edge triggered flip-flop, asynchronous preset and clear | 14 | SN74LS74A | ||
| 74x75 | 2 | 4-bit bistable latch, complementary outputs | 16 | SN74LS75 | ||
| 74x76 | 2 | dual J-K flip-flop, asynchronous preset and clear | 16 | SN74LS76A | ||
| 74x77 | 1 | 4-bit bistable latch | 14 | SN74LS77 | ||
| 74H78 | 2 | dual positive pulse triggered J-K flip-flop, preset, common clock and common clear | 14 | SN74H78 | ||
| 74L78 | 2 | dual positive pulse triggered J-K flip-flop, preset, common clock and common clear | 14 | SN54L78 | ||
| 74LS78 | 2 | dual negative edge triggered J-K flip-flop, preset, common clock and common clear | 14 | SN74LS78A | ||
| 74x79 | 2 | dual D positive edge triggered flip-flop, asynchronous preset and clear | 14 | MC7479 | ||
| 74x80 | 1 | gated full adder | 14 | SN7480 | ||
| 74x81 | 1 | 16-bit RAM | 14 | SN7481A | ||
| 74x82 | 1 | 2-bit binary full adder | 14 | SN7482 | ||
| 74x83 | 1 | 4-bit binary full adder | 16 | SN74LS83A | ||
| 74x84 | 1 | 16-bit RAM | 16 | SN7484A | ||
| 74x85 | 1 | 4-bit magnitude comparator | 16 | SN74LS85 | ||
| 74x86 | 4 | quad 2-input XOR gate | 14 | SN74LS86A | ||
| 74x87 | 1 | 4-bit true/complement/zero/one element | 14 | SN74H87 | ||
| 74x88 | 1 | 256-bit ROM (32x8) | open-collector | 16 | SN7488A | |
| 74x89 | 1 | 64-bit RAM (16x4), inverted outputs | open-collector | 16 | SN7489 | |
| 74x90 | 1 | decade counter (separate divide-by-2 and divide-by-5 sections) | 14 | SN74LS90 | ||
| 74x91 | 1 | 8-bit shift register, serial in, serial out, gated input | 14 | SN74LS91 | ||
| 74x92 | 1 | divide-by-12 counter (separate divide-by-2 and divide-by-6 sections) | 14 | SN74LS92 | ||
| 74x93 | 1 | 4-bit binary counter (separate divide-by-2 and divide-by-8 sections) | 14 | SN74LS93 | ||
| 74x94 | 1 | 4-bit shift register, dual asynchronous presets | 16 | SN7494 | ||
| 74x95 | 1 | 4-bit shift register, parallel in, parallel out, serial input | 14 | SN74LS95B | ||
| 74x96 | 1 | 5-bit parallel-in/parallel-out shift register, asynchronous preset | 16 | SN74LS96 | ||
| 74x97 | 1 | synchronous 6-bit binary rate multiplier | 16 | SN7497 | ||
| 74x98 | 1 | 4-bit data selector/storage register | 16 | SN54L98 | ||
| 74x99 | 1 | 4-bit bidirectional universal shift register | 16 | SN54L99 | ||
| 74x100 | 2 | dual 4-bit bistable latch | 24 | SN74100 | ||
| 74x101 | 1 | AND-OR-gated J-K negative-edge-triggered flip-flop, preset | 14 | SN74H101 | ||
| 74x102 | 1 | AND-gated J-K negative-edge-triggered flip-flop, preset and clear | 14 | SN74H102 | ||
| 74x103 | 2 | dual J-K negative-edge-triggered flip-flop, clear | 14 | SN74H103 | ||
| 74x104 | 1 | J-K master-slave flip-flop | 14 | SN74104 | ||
| 74x105 | 1 | J-K master-slave flip-flop, J2 and K2 inverted | 14 | SN74105 | ||
| 74x106 | 2 | dual J-K negative-edge-triggered flip-flop, preset and clear | 16 | SN74H106 | ||
| 74x107 | 2 | dual J-K flip-flop, clear | 14 | SN74107 | ||
| 74x107A | 2 | dual J-K negative-edge-triggered flip-flop, clear | 14 | SN74LS107A | ||
| 74x108 | 2 | dual J-K negative-edge-triggered flip-flop, preset, common clear and common clock | 14 | SN74H108 | ||
| 74x109 | 2 | dual J-Not-K positive-edge-triggered flip-flop, clear and preset | 16 | SN74109 | ||
| 74x110 | 1 | AND-gated J-K master-slave flip-flop, data lockout | 14 | SN74110 | ||
| 74x111 | 2 | dual J-K master-slave flip-flop, data lockout, reset, set | 16 | TL74111N | ||
| 74x112 | 2 | dual J-K negative-edge-triggered flip-flop, clear and preset | 16 | SN74LS112A | ||
| 74x113 | 2 | dual J-K negative-edge-triggered flip-flop, preset | 14 | SN74LS113A | ||
| 74x114 | 2 | dual J-K negative-edge-triggered flip-flop, preset, common clock and clear | 14 | SN74LS114A | ||
| 74x115 | 2 | dual J-K master-slave flip-flop, data lockout, reset | 14 | TL74115N | ||
| 74116 | 2 | dual 4-bit latch, clear | 24 | SN74116 | ||
| 74H116 | 1 | AND-gated J-K flip flop | 14 | MC74H116 | ||
| 74x117 | 1 | AND-gated J-K flip flop, one J and K input inverted | 14 | MC74H117 | ||
| 74x118 | 6 | hex set/reset latch, common reset | 16 | ITT74118 | ||
| 74119 | 6 | hex set/reset latch | 24 | TL74119N | ||
| 74H119 | 2 | dual J-K flip-flop, shared clear and clock inputs | 14 | MC74H119 | ||
| 74120 | 2 | dual pulse synchronizer/drivers | 15 kΩ pull-up | 16 | SN74120 | |
| 74H120 | 2 | dual J-K flip-flop, separate clock inputs | 14 | MC74H120 | ||
| 74x121 | 1 | monostable multivibrator | schmitt-trigger | 14 | SN74121 | |
| 74x122 | 1 | retriggerable monostable multivibrator, clear | 14 | SN74122 | ||
| 74x123 | 2 | dual retriggerable monostable multivibrator, clear | 16 | SN74123 | ||
| 74x124 | 2 | dual voltage-controlled oscillator | analog | 16 | SN74S124 | |
| 74x125 | 4 | quad bus buffer, negative enable | three-state | 14 | SN74LS125A | |
| 74x126 | 4 | quad bus buffer, positive enable | three-state | 14 | SN74LS126A | |
| 74x128 | 4 | quad 2-input NOR gate | driver 50 Ω | 14 | SN74128 | |
| 74x130 | 2 | retriggerable monostable multivibrator | 16 | SN74130 | ||
| 74x131 | 4 | quad 2-input AND gate | open-collector 15 V | 14 | ITT74131 | |
| 74x132 | 4 | quad 2-input NAND gate | schmitt-trigger | 14 | SN74LS132 | |
| 74x133 | 1 | single 13-input NAND gate | 16 | SN54ALS133 | ||
| 74x134 | 1 | single 12-input NAND gate | three-state | 16 | SN74S134 | |
| 74x135 | 4 | quad XOR/XNOR gate, two inputs to select logic type | 16 | SN74S135 | ||
| 74x136 | 4 | quad 2-input XOR gate | open-collector | 14 | SN74LS136 | |
| 74x137 | 1 | 3-line to 8-line decoder/demultiplexer, address latch, inverting outputs | 16 | SN74LS137 | ||
| 74x138 | 1 | 3-line to 8-line decoder/demultiplexer, inverting outputs | 16 | SN74LS138 | ||
| 74x139 | 2 | dual 2 to 4-line decoder/demultiplexer, inverting outputs | 16 | SN74LS139A | ||
| 74x140 | 2 | dual 4-input NAND | driver 50 Ω | 14 | SN74S140 | |
| 74x141 | 1 | BCD to decimal decoder/driver for cold-cathode indicator / Nixie tube | open-collector 60 V | 16 | DM74141 | |
| 74x142 | 1 | decade counter/latch/decoder/driver for Nixie tubes | open-collector 60 V | 16 | SN74142 | |
| 74x143 | 1 | decade counter/latch/decoder/7-segment driver | constant current 15 mA | 24 | SN74143 | |
| 74x144 | 1 | decade counter/latch/decoder/7-segment driver | open-collector 15 V / 25 mA | 24 | SN74143 | |
| 74x145 | 1 | BCD to decimal decoder/driver | open-collector 15 V / 80 mA | 16 | SN74145 | |
| 74x146 | 1 | 3-line to 8-line decoder | MCE74H146 | |||
| 74x147 | 1 | 10-line to 4-line priority encoder | 16 | SN74147 | ||
| 74x148 | 1 | 8-line to 3-line priority encoder | 16 | SN74148 | ||
| 74x149 | 1 | 8-line to 8-line priority encoder | 20 | MM74HCT149 | ||
| 74x150 | 1 | 16-line to 1-line data selector/multiplexer | 24 | SN74150 | ||
| 74x151 | 1 | 8-line to 1-line data selector/multiplexer | 16 | SN74151A | ||
| 74x152 | 1 | 8-line to 1-line data selector/multiplexer, inverting output | 14 | SN54152A | ||
| 74x153 | 2 | dual 4-line to 1-line data selector/multiplexer, non-inverting outputs | 16 | SN74153 | ||
| 74x154 | 1 | 4-line to 16-line decoder/demultiplexer, inverting outputs | 24 | SN74154 | ||
| 74x155 | 2 | dual 2-line to 4-line decoder/demultiplexer, inverting outputs | 16 | SN74155 | ||
| 74x156 | 2 | dual 2-line to 4-line decoder/demultiplexer, inverting outputs | open-collector | 16 | SN74156 | |
| 74x157 | 4 | quad 2-line to 1-line data selector/multiplexer, non-inverting outputs | 16 | SN74157 | ||
| 74x158 | 4 | quad 2-line to 1-line data selector/multiplexer, inverting outputs | 16 | SN74LS158 | ||
| 74x159 | 1 | 4-line to 16-line decoder/demultiplexer | open-collector | 24 | SN74159 | |
| 74x160 | 1 | synchronous presettable 4-bit decade counter, asynchronous clear | 16 | SN74160 | ||
| 74x161 | 1 | synchronous presettable 4-bit binary counter, asynchronous clear | 16 | SN74161 | ||
| 74x162 | 1 | synchronous presettable 4-bit decade counter, synchronous clear | 16 | SN74162 | ||
| 74x163 | 1 | synchronous presettable 4-bit binary counter, synchronous clear | 16 | SN74163 | ||
| 74x164 | 1 | 8-bit parallel-out serial shift register, asynchronous clear | 14 | SN74164 | ||
| 74x165 | 1 | 8-bit serial shift register, parallel load, complementary outputs | 16 | SN74165 | ||
| 74x166 | 1 | parallel-load 8-bit shift register | 16 | SN74166 | ||
| 74x167 | 1 | synchronous decade rate multiplier | 16 | SN74167 | ||
| 74x168 | 1 | synchronous presettable 4-bit up/down decade counter | 16 | DM74LS168 | ||
| 74x169 | 1 | synchronous presettable 4-bit up/down binary counter | 16 | SN74LS169B | ||
| 74x170 | 1 | 16-bit register file (4x4) | open-collector | 16 | SN74170 | |
| 74x171 | 4 | quad D flip-flops, clear | 16 | SN74LS171 | ||
| 74x172 | 1 | 16-bit multiple port register file (8x2) | three-state | 24 | SN74172 | |
| 74x173 | 4 | quad D flip-flop, asynchronous clear | three-state | 16 | SN74173 | |
| 74x174 | 6 | hex D flip-flop, common asynchronous clear | 16 | SN74174 | ||
| 74x175 | 4 | quad D edge-triggered flip-flop, complementary outputs and asynchronous clear | 16 | SN74175 | ||
| 74x176 | 1 | presettable decade (bi-quinary) counter/latch | 14 | SN74176 | ||
| 74x177 | 1 | presettable binary counter/latch | 14 | SN74177 | ||
| 74x178 | 1 | 4-bit parallel-access shift register | 14 | SN74178 | ||
| 74x179 | 1 | 4-bit parallel-access shift register, asynchronous clear input, complementary Qd output | 16 | SN74179 | ||
| 74x180 | 1 | 9-bit odd/even parity bit generator and checker | 14 | SN74180 | ||
| 74x181 | 1 | 4-bit arithmetic logic unit and function generator | 24 | SN74LS181 | ||
| 74x182 | 1 | lookahead carry generator | 16 | SN74S182 | ||
| 74x183 | 2 | dual carry-save full adder | 14 | SN74LS183 | ||
| 74x184 | 1 | BCD to binary converter | open-collector | 16 | SN74184 | |
| 74x185 | 1 | 6-bit binary to BCD converter | open-collector | 16 | SN74185A | |
| 74x186 | 1 | 512-bit ROM (64x8) | open-collector | 24 | SN74186 | |
| 74x187 | 1 | 1024-bit ROM (256x4) | open-collector | 16 | SN74187 | |
| 74x188 | 1 | 256-bit PROM (32x8) | open-collector | 16 | SN74S188 | |
| 74x189 | 1 | 64-bit RAM (16x4), inverting outputs | three-state | 16 | SN74S189 | |
| 74x190 | 1 | synchronous presettable up/down decade counter | 16 | SN74190 | ||
| 74x191 | 1 | synchronous presettable up/down binary counter | 16 | SN74191 | ||
| 74x192 | 1 | synchronous presettable up/down decade counter, clear | 16 | SN74192 | ||
| 74x193 | 1 | synchronous presettable up/down 4-bit binary counter, clear | 16 | SN74193 | ||
| 74x194 | 1 | 4-bit bidirectional universal shift register | 16 | SN74194 | ||
| 74x195 | 1 | 4-bit parallel-access shift register | 16 | SN74195 | ||
| 74x196 | 1 | presettable decade counter/latch | 14 | SN74196 | ||
| 74x197 | 1 | presettable binary counter/latch | 14 | SN74197 | ||
| 74x198 | 1 | 8-bit bidirectional universal shift register | 24 | SN74198 | ||
| 74x199 | 1 | 8-bit universal shift register, J-Not-K serial inputs | 24 | SN74199 | ||
| 74x200 | 1 | 256-bit RAM (256x1) | three-state | 16 | DM74S200 | |
| 74x201 | 1 | 256-bit RAM (256x1) | three-state | 16 | SN74S201 | |
| 74x202 | 1 | 256-bit RAM (256x1) with power down | three-state | 16 | SN74LS202 | |
| 74x206 | 1 | 256-bit RAM (256x1) | open-collector | 16 | DM74S206 | |
| 74x207 | 1 | 1024-bit RAM (256x4) | three-state | 16 | SN74LS207 | |
| 74x208 | 1 | 1024-bit RAM (256x4), separate data in- and outputs | three-state | 20 | SN74LS208 | |
| 74x209 | 1 | 1024-bit RAM (1024x1) | three-state | 16 | SN74S209 | |
| 74x210 | 8 | octal buffer, inverting | three-state | 20 | SN74LS210 | |
| 74x211 | 1 | 144-bit RAM (16x9) with output latch | three-state | 20 | 74F211 | |
| 74x212 | 1 | 144-bit RAM (16x9) | three-state | 20 | 74F212 | |
| 74x213 | 1 | 192-bit RAM (16x12) | three-state | 20 | 74F213 | |
| 74x214 | 1 | 1024-bit RAM (1024x1) | three-state | 16 | SN74LS214 | |
| 74x215 | 1 | 1024-bit RAM (1024x1) with power-down mode | three-state | 16 | SN74LS215 | |
| 74x217 | 1 | 256-bit RAM (64x4) | three-state | 20 | SN74ALS217 | |
| 74x218 | 1 | 256-bit RAM (32x8) | three-state | 20 | SN74ALS218 | |
| 74x219 | 1 | 64-bit RAM (16x4), non-inverting outputs | three-state | 16 | SN74LS219 | |
| 74x221 | 2 | dual monostable multivibrator | schmitt-trigger | 16 | SN74221 | |
| 74x222 | 1 | 64-bit FIFO memory (16x4), synchronous, input/output ready enable | three-state | 20 | SN74LS722 | |
| 74x224 | 1 | 64-bit FIFO memory (16x4), synchronous | three-state | 16 | SN74LS724 | |
| 74x225 | 1 | 80-bit FIFO memory (16x5), asynchronous | three-state | 20 | SN74S225 | |
| 74x226 | 1 | 4-bit parallel latched bus transceiver | three-state | 16 | SN74S226 | |
| 74x227 | 1 | 64-bit FIFO memory (16x4), synchronous, input/output ready enable | open-collector | 20 | SN74LS727 | |
| 74x228 | 1 | 64-bit FIFO memory (16x4), synchronous | open-collector | 20 | SN74LS728 | |
| 74x229 | 1 | 80-bit FIFO memory (16x5), asynchronous | three-state | 20 | SN74ALS229B | |
| 74x230 | 8 | octal buffer/driver, true and complementary outputs | three-state | 20 | SN74AS230 | |
| 74x231 | 8 | octal buffer and line driver, G and /G complementary inputs | three-state | 20 | SN74AS231 | |
| 74x232 | 1 | 64-bit FIFO memory (16x4), asynchronous | three-state | 16 | SN74ALS232B | |
| 74x233 | 1 | 80-bit FIFO memory (16x5), asynchronous | three-state | 20 | SN74ALS233B | |
| 74x234 | 1 | 256-bit FIFO memory (64x4), asynchronous | three-state | 16 | SN74ALS234 | |
| 74x235 | 1 | 320-bit FIFO memory (64x5), asynchronous | three-state | 20 | SN74ALS235 | |
| 74x236 | 1 | 256-bit FIFO memory (64x4), asynchronous | three-state | 16 | SN74ALS236 | |
| 74x237 | 1 | 3-of-8 decoder/demultiplexer, address latch, active high outputs | 16 | CD74HC237 | ||
| 74x238 | 1 | 3-of-8 decoder/demultiplexer, active high outputs | 16 | CD74HC238 | ||
| 74x239 | 2 | dual 2-of-4 decoder/demultiplexer, active high outputs | 16 | SN74HC239 | ||
| 74x240 | 8 | octal buffer, inverting outputs | schmitt-trigger | three-state | 20 | SN74LS240 |
| 74x241 | 8 | octal buffer, non-inverting outputs | schmitt-trigger | three-state | 20 | SN74LS241 |
| 74x242 | 4 | quad bus transceiver, inverting outputs | schmitt-trigger | three-state | 14 | SN74LS242 |
| 74x243 | 4 | quad bus transceiver, non-inverting outputs | schmitt-trigger | three-state | 14 | SN74LS243 |
| 74x244 | 8 | octal buffer, non-inverting outputs | schmitt-trigger | three-state | 20 | SN74LS244 |
| 74x245 | 8 | octal bus transceiver, non-inverting outputs | schmitt-trigger | three-state | 20 | SN74LS245 |
| 74x246 | 1 | BCD to 7-segment decoder/driver | open-collector 30 V | 16 | SN74246 | |
| 74x247 | 1 | BCD to 7-segment decoder/driver | open-collector 15 V | 16 | SN74247 | |
| 74x248 | 1 | BCD to 7-segment decoder/driver | open-collector, 2 kΩ pull-up | 16 | SN74248 | |
| 74x249 | 1 | BCD to 7-segment decoder/driver | open-collector | 16 | SN74249 | |
| 74x250 | 1 | 1 of 16 data selector/multiplexer | three-state | 24 | SN74AS250 | |
| 74x251 | 1 | 8-line to 1-line data selector/multiplexer, complementary outputs | three-state | 16 | SN74251 | |
| 74x253 | 2 | dual 4-line to 1-line data selector/multiplexer | three-state | 16 | SN74LS253 | |
| 74x255 | 2 | dual 2-line to 4-line decoder/demultiplexer, inverting outputs | three-state | 16 | 74LS255 | |
| 74x256 | 2 | dual 4-bit addressable latch | 16 | MC74F256 | ||
| 74x257 | 4 | quad 2-line to 1-line data selector/multiplexer, non-inverting outputs | three-state | 16 | SN74LS257B | |
| 74x258 | 4 | quad 2-line to 1-line data selector/multiplexer, inverting outputs | three-state | 16 | SN74LS258B | |
| 74x259 | 1 | 8-bit addressable latch | 16 | SN74259 | ||
| 74x260 | 2 | dual 5-input NOR gate | 14 | SN74LS260 | ||
| 74x261 | 1 | 2-bit by 4-bit parallel binary multiplier | 16 | SN74LS261 | ||
| 74x264 | 1 | look ahead carry generator | 16 | SN74AS264 | ||
| 74x265 | 4 | quad complementary output elements | 16 | SN74265 | ||
| 74x266 | 4 | quad 2-input XNOR gate | open-collector | 14 | SN74LS266 | |
| 74x268 | 6 | hex D-type latches, common output control, common enable | three-state | 16 | SN74S268 | |
| 74x269 | 1 | 8-bit bidirectional binary counter | 24 | MC74F269 | ||
| 74x270 | 1 | 2048-bit ROM (512x4) | open-collector | 16 | SN74S270 | |
| 74x271 | 1 | 2048-bit ROM (256x8) | open-collector | 20 | SN74S271 | |
| 74x273 | 1 | 8-bit register, asynchronous clear | 20 | SN74273 | ||
| 74x274 | 1 | 4-bit by 4-bit binary multiplier | three-state | 20 | SN74S274 | |
| 74x275 | 1 | 7-bit slice Wallace tree | three-state | 16 | SN74S275 | |
| 74x276 | 4 | quad J-Not-K edge-triggered flip-flops, separate clocks, common preset and clear | 20 | SN74276 | ||
| 74x278 | 1 | 4-bit cascadeable priority registers, latched data inputs | 14 | SN74278 | ||
| 74x279 | 4 | quad set-reset latch | 16 | SN74279 | ||
| 74x280 | 1 | 9-bit odd/even parity bit generator/checker | 14 | SN74LS280 | ||
| 74x281 | 1 | 4-bit parallel binary accumulator | 24 | SN74S281 | ||
| 74x282 | 1 | look-ahead carry generator, selectable carry inputs | 20 | SN74AS282 | ||
| 74x283 | 1 | 4-bit binary full adder (has carry in function) | 16 | SN74283 | ||
| 74x284 | 1 | 4-bit by 4-bit parallel binary multiplier (low order 4 bits of product) | 16 | SN74284 | ||
| 74x285 | 1 | 4-bit by 4-bit parallel binary multiplier (high order 4 bits of product) | 16 | SN74285 | ||
| 74x286 | 1 | 9-bit parity generator/checker, bus driver parity I/O port | 14 | SN74AS286 | ||
| 74x287 | 1 | 1024-bit PROM (256x4) | three-state | 16 | SN74S287 | |
| 74x288 | 1 | 256-bit PROM (32x8) | three-state | 16 | SN74S288 | |
| 74x289 | 1 | 64-bit RAM (16x4), inverted outputs | open-collector | 16 | SN74S289 | |
| 74x290 | 1 | decade counter (separate divide-by-2 and divide-by-5 sections) | 14 | SN74290 | ||
| 74x292 | 1 | programmable frequency divider/digital timer | 16 | SN74LS292 | ||
| 74x293 | 1 | 4-bit binary counter (separate divide-by-2 and divide-by-8 sections) | 14 | SN74293 | ||
| 74x294 | 1 | programmable frequency divider/digital timer | 16 | SN74LS294 | ||
| 74x295 | 1 | 4-bit bidirectional shift register | three-state | 14 | SN74LS295B | |
| 74x297 | 1 | digital phase-locked loop filter | 16 | SN74LS297 | ||
| 74x298 | 4 | quad 2-input multiplexer, storage | 16 | SN74298 | ||
| 74x299 | 1 | 8-bit bidirectional universal shift/storage register | three-state | 20 | SN74LS299 | |
| 74x300 | 1 | 256-bit RAM (256x1) | open-collector | 16 | SN74LS300A | |
| 74x301 | 1 | 256-bit RAM (256x1) | open-collector | 16 | SN74S301 | |
| 74x302 | 1 | 256-bit RAM (256x1) | open-collector | 16 | SN74LS302 | |
| 74x309 | 1 | 1024-bit RAM (1024x1) | open-collector | 16 | SN74S309 | |
| 74x310 | 8 | octal buffer, inverting | Schmitt-trigger | three-state | 20 | SN74LS310 |
| 74x311 | 1 | 144-bit RAM (16x9) with output latch | open-collector | 20 | 74F311 | |
| 74x312 | 1 | 144-bit RAM (16x9) | open-collector | 20 | 74F312 | |
| 74x313 | 1 | 192-bit RAM (16x12) | open-collector | 20 | 74F313 | |
| 74x314 | 1 | 1024-bit RAM (1024x1) | open-collector | 16 | SN74LS314 | |
| 74x315 | 1 | 1024-bit RAM (1024x1) with power-down mode | open-collector | 16 | SN74LS315 | |
| 74x317 | 1 | 256-bit RAM (64x4) | open-collector | 20 | SN74ALS317 | |
| 74x318 | 1 | 256-bit RAM (32x8) | open-collector | 20 | SN74ALS318 | |
| 74x319 | 1 | 64-bit RAM (16x4) | open-collector | 16 | SN74LS319 | |
| 74x320 | 1 | crystal-controlled oscillator | 16 | SN74LS320 | ||
| 74x321 | 1 | crystal-controlled oscillators, F/2 and F/4 count-down outputs | 16 | SN74LS320 | ||
| 74x322 | 1 | 8-bit shift register, sign extend | three-state | 20 | SN74LS322A | |
| 74x323 | 1 | 8-bit bidirectional universal shift/storage register, synchronous clear | three-state | 20 | SN74LS323 | |
| 74x324 | 1 | voltage-controlled oscillator (or crystal controlled), enable input, complementary outputs | analog | 14 | SN74LS324 | |
| 74x325 | 2 | dual voltage-controlled oscillator (or crystal controlled), complementary outputs | analog | 16 | SN74LS325 | |
| 74x326 | 2 | dual voltage-controlled oscillator (or crystal controlled), enable input, complementary outputs | analog | 16 | SN74LS326 | |
| 74x327 | 2 | dual voltage-controlled oscillator (or crystal controlled) | analog | 14 | SN74LS327 | |
| 74x330 | 1 | programmable logic array (12 inputs, 50 terms, 6 outputs) | three-state | 20 | SN74S330 | |
| 74x331 | 1 | programmable logic array (12 inputs, 50 terms, 6 outputs) | open-collector, 2.5 kΩ pull-up | 20 | SN74S331 | |
| 74x340 | 8 | octal buffer, inverting outputs | Schmitt-trigger | three-state | 20 | SN74S340 |
| 74x341 | 8 | octal buffer, non-inverting outputs | Schmitt-trigger | three-state | 20 | SN74S341 |
| 74x344 | 8 | octal buffer, non-inverting outputs | Schmitt-trigger | three-state | 20 | SN74S344 |
| 74x347 | 1 | BCD-to-7 segment decoders/drivers, low voltage version of 7447 | open-collector | 16 | SN74LS347 | |
| 74x348 | 1 | 8 to 3-line priority encoder | three-state | 16 | SN74LS348 | |
| 74x350 | 1 | 4-bit shifter | three-state | 16 | SN74S350 | |
| 74x351 | 2 | dual 8-line to 1-line data selectors/multiplexers, 4 common data inputs | three-state | 20 | SN74351 | |
| 74x352 | 2 | dual 4-line to 1-line data selectors/multiplexers, inverting outputs | 16 | SN74LS352 | ||
| 74x353 | 2 | dual 4-line to 1-line data selectors/multiplexers, inverting outputs | three-state | 16 | SN74LS353 | |
| 74x354 | 1 | 8-line to 1-line data selector/multiplexer, transparent registers | three-state | 20 | CD74HC354 | |
| 74x355 | 1 | 8-line to 1-line data selector/multiplexer, transparent registers | open-collector | 20 | SN74LS355 | |
| 74x356 | 1 | 8-line to 1-line data selector/multiplexer, edge-triggered registers | three-state | 20 | CD74HCT356 | |
| 74x357 | 1 | 8-line to 1-line data selector/multiplexer, edge-triggered registers | open-collector | 20 | SN74LS357 | |
| 74x361 | 1 | bubble memory function timing generator | 22 | SN74LS361 | ||
| 74x362 | 1 | four-phase clock generator/driver for Texas Instruments TMS9900 | 20 | SN74LS362 | ||
| 74x363 | 1 | octal transparent latch | three-state | 20 | SN74LS363 | |
| 74x364 | 1 | octal edge-triggered D-type register | three-state | 20 | SN74LS364 | |
| 74x365 | 6 | hex buffer, non-inverting outputs | three-state | 16 | SN74LS365A | |
| 74x366 | 6 | hex buffer, inverting outputs | three-state | 16 | SN74LS366A | |
| 74x367 | 6 | hex buffer, non-inverting outputs | three-state | 16 | SN74LS367A | |
| 74x368 | 6 | hex buffer, inverting outputs | three-state | 16 | SN74LS368A | |
| 74x370 | 1 | 2048-bit ROM (512x4) | three-state | 16 | SN74S370 | |
| 74x371 | 1 | 2048-bit ROM (256x8) | three-state | 20 | SN74S371 | |
| 74x373 | 8 | octal transparent latch | three-state | 20 | SN74LS373 | |
| 74x374 | 8 | octal register | three-state | 20 | SN74LS374 | |
| 74x375 | 4 | quad bistable latch | 16 | SN74LS375 | ||
| 74x376 | 4 | quad J-Not-K flip-flop, common clock and common clear | 16 | SN74376 | ||
| 74x377 | 1 | 8-bit register, clock enable | 20 | SN74LS377 | ||
| 74x378 | 1 | 6-bit register, clock enable | 16 | SN74LS378 | ||
| 74x379 | 1 | 4-bit register, clock enable and complementary outputs | 16 | SN74LS379 | ||
| 74x380 | 1 | 8-bit multifunction register | three-state | 24 | SN74LS380 | |
| 74x381 | 1 | 4-bit arithmetic logic unit/function generator, generate and propagate outputs | 20 | SN74LS381A | ||
| 74x382 | 1 | 4-bit arithmetic logic unit/function generator, ripple carry and overflow outputs | 20 | SN74LS382 | ||
| 74x383 | 1 | 8-bit register | open-collector | 20 | SN74S383 | |
| 74x384 | 1 | 8-bit by 1-bit two's complement multipliers | 16 | SN74LS384 | ||
| 74x385 | 4 | quad serial adder/subtractor | 20 | SN74LS385 | ||
| 74x386 | 4 | quad 2-input XOR gate | 14 | SN74LS386 | ||
| 74x387 | 1 | 1024-bit PROM (256x4) | open-collector | 16 | SN74S387 | |
| 74x390 | 2 | dual 4-bit decade counter | 16 | SN74LS390 | ||
| 74x393 | 2 | dual 4-bit binary counter | 14 | SN74LS393 | ||
| 74x395 | 1 | 4-bit cascadable shift register | three-state | 16 | SN74LS395A | |
| 74x396 | 8 | octal storage registers, parallel access | 16 | SN74LS396 | ||
| 74x398 | 4 | quad 2-input multiplexers, storage and complementary outputs | 20 | SN74LS398 | ||
| 74x399 | 4 | quad 2-input multiplexer, storage | 16 | SN74LS399 | ||
| 74x401 | 1 | CRC generator/checker | 14 | 74F401 | ||
| 74x402 | 1 | serial data polynomial generator/checker | 16 | 74F402 | ||
| 74x403 | 1 | 64-bit FIFO memory (16x4) | three-state | 24 | 74F403 | |
| 74x405 | 1 | 3-line to 8-line decoder (equivalent to Intel 8205) | 16 | UCY74S405 | ||
| 74x406 | 1 | 3-line to 8-line decoder | 14 | MC74406P | ||
| 74x407 | 1 | data access register | three-state | 24 | 74F407 | |
| 74x408 | 1 | controller/driver for 16k/64k/256k dRAM | 48 | SN74S408 | ||
| 74x409 | 1 | controller/driver for 16k/64k/256k dRAM | 48 | SN74S409 | ||
| 74x410 | 1 | 64-bit RAM (16x4) with output register | three-state | 18 | 74F410 | |
| 74x411 | 1 | FIFO RAM controller | 40 | 74F411 | ||
| 74x412 | 1 | multi-mode buffered 8-bit latches (equivalent to Intel 3212/8212) | three-state | 24 | SN74S412 | |
| 74x413 | 1 | 256-bit FIFO memory (64x4) | 16 | 74F413 | ||
| 74x414 | 1 | interrupt priority controller for Intel 8080 (equivalent to Intel 8214) | 24 | UCY74S414 | ||
| 74x416 | 1 | 4-bit bidirectional bus transceiver, non-inverting (equivalent to Intel 8216) | three-state | 16 | UCY74S416 | |
| 74x418 | 1 | 32-bit error detection and correction circuit | three-state | 48 | 74F418 | |
| 74x420 | 1 | 32-bit check bit / syndrome bit generator | three-state | 48 | 74F420 | |
| 74x422 | 1 | retriggerable monostable multivibrators, two inputs | 14 | SN74LS422 | ||
| 74x423 | 2 | dual retriggerable monostable multivibrator | 16 | SN74LS423 | ||
| 74x424 | 1 | two-phase clock generator/driver for Intel 8080 (equivalent to Intel 8224) | 16 | SN74LS424 | ||
| 74x425 | 4 | quad bus buffers, active low enables | three-state | 14 | SN74425 | |
| 74x426 | 4 | quad bus buffers, active high enables | three-state | 14 | SN74426 | |
| 74x428 | 1 | system controller for Intel 8080A (equivalent to Intel 8228) | 28 | SN74S428 | ||
| 74x430 | 1 | cyclic redundancy checker/corrector | 28 | 74F430 | ||
| 74x432 | 1 | 8-bit multi-mode buffered latch | three-state | 24 | 74F432 | |
| 74x433 | 1 | 256-bit FIFO memory (64x4) | three-state | 24 | 74F433 | |
| 74x436 | 1 | line driver/memory driver circuits - MOS memory interface, damping output resistor | 16 | SN74S436 | ||
| 74x437 | 1 | line driver/memory driver circuits - MOS memory interface | 16 | SN74S437 | ||
| 74x438 | 1 | system controller for Intel 8080A (equivalent to Intel 8238) | 28 | SN74S438 | ||
| 74x440 | 4 | quad tridirectional bus transceiver, non-inverting outputs | open-collector | 20 | SN74LS440 | |
| 74x441 | 4 | quad tridirectional bus transceiver, inverting outputs | open-collector | 20 | SN74LS441 | |
| 74x442 | 4 | quad tridirectional bus transceiver, non-inverting outputs | three-state | 20 | SN74LS442 | |
| 74x443 | 4 | quad tridirectional bus transceiver, inverting outputs | three-state | 20 | SN74LS443 | |
| 74x444 | 4 | quad tridirectional bus transceiver, inverting and non-inverting outputs | three-state | 20 | SN74LS444 | |
| 74x445 | 1 | BCD-to-decimal decoders/drivers | driver 80 mA | 16 | SN74LS445 | |
| 74x446 | 4 | quad bus transceivers, direction controls, inverting outputs | three-state | 16 | SN74LS446 | |
| 74x447 | 1 | BCD-to-7-segment decoders/drivers, low voltage version of 74247 | open-collector | 16 | SN74LS447 | |
| 74x448 | 4 | quad tridirectional bus transceiver, inverting and non-inverting outputs | open-collector | 20 | SN74LS448 | |
| 74x449 | 4 | quad bus transceivers, direction controls, non-inverting outputs | three-state | 16 | SN74LS449 | |
| 74x450 | 1 | 16-to-1 multiplexer, complementary outputs | 24 | SN74LS450 | ||
| 74x451 | 2 | dual 8-to-1 multiplexer | 24 | SN74LS451 | ||
| 74x452 | 2 | dual decade counter, synchronous | 16 | MC74452 | ||
| 74453 | 2 | dual binary counter, synchronous | 16 | MC74453 | ||
| 74LS453 | 4 | quad 4-to-1 multiplexer | 24 | SN74LS453 | ||
| 74x454 | 2 | dual decade up/down counter, synchronous, preset input | 24 | MC74454 | ||
| 74455 | 2 | dual binary up/down counter, synchronous, preset input | 24 | MC74455 | ||
| 74F455 | 1 | octal buffer / line driver with parity, inverting | three-state | 24 | 74F455 | |
| 74x456 | 1 | octal buffer / line driver with parity, non-inverting | three-state | 24 | 74F456 | |
| 74x460 | 1 | 10-bit comparator | 24 | SN74LS460 | ||
| 74x461 | 1 | 8-bit presettable binary counter | three-state | 24 | SN74LS461 | |
| 74x465 | 8 | octal buffer, non-inverting outputs | three-state | 20 | SN74LS465 | |
| 74x466 | 8 | octal buffers, inverting outputs | three-state | 20 | SN74LS466 | |
| 74x467 | 8 | octal buffers, non-inverting outputs | three-state | 20 | SN74LS467 | |
| 74x468 | 8 | octal buffers, inverting outputs | three-state | 20 | SN74LS468 | |
| 74x469 | 1 | 8-bit synchronous up/down counter, parallel load and hold capability | three-state | 24 | SN74LS469 | |
| 74x470 | 1 | 2048-bit PROM (256x8) | open-collector | 20 | SN74S470 | |
| 74x471 | 1 | 2048-bit PROM (256x8) | three-state | 20 | SN74S471 | |
| 74x472 | 1 | 4096-bit PROM (512x8) | three-state | 20 | SN74S472 | |
| 74x473 | 1 | 4096-bit PROM (512x8) | open-collector | 20 | SN74S473 | |
| 74x474 | 1 | 4096-bit PROM (512x8) | three-state | 24 | SN74S474 | |
| 74x475 | 1 | 4096-bit PROM (512x8) | open-collector | 24 | SN74S475 | |
| 74x476 | 1 | 4096-bit PROM (1024x4) | three-state | 18 | SN74S476 | |
| 74x477 | 1 | 4096-bit PROM (1024x4) | open-collector | 18 | SN74S477 | |
| 74x478 | 1 | 8192-bit PROM (1024x8) | three-state | 24 | SN74S478 | |
| 74x479 | 1 | 8192-bit PROM (1024x8) | open-collector | 24 | SN74S479 | |
| 74x481 | 1 | 4-bit slice cascadable processor elements | (48) | SN74S481 | ||
| 74x482 | 1 | 4-bit slice expandable control elements | 20 | SN74S482 | ||
| 74x484 | 1 | BCD-to-binary converter | three-state | 20 | SN74S484A | |
| 74x485 | 1 | binary-to-BCD converter | three-state | 20 | SN74S485A | |
| 74x488 | 1 | IEEE-488 bus interface | 48 | 74ACT488 | ||
| 74x490 | 2 | dual decade counter | 16 | SN74490 | ||
| 74x491 | 1 | 10-bit binary up/down counter, limited preset | three-state | 24 | SN74LS491 | |
| 74x498 | 1 | 8-bit bidirectional shift register, parallel inputs | three-state | 24 | SN74LS498 | |
| 74x500 | 1 | 6-bit flash analog-to-digital converter (ADC) | analog | 24 | 74F500 | |
| 74x502 | 1 | 8-bit successive approximation register | 16 | 74LS502 | ||
| 74x503 | 1 | 8-bit successive approximation register with expansion control | 16 | 74LS503 | ||
| 74x504 | 1 | 12-bit successive approximation register with expansion control | 24 | 74LS504 | ||
| 74x505 | 1 | 8-bit successive approximation ADC | analog | three-state | 24 | 74F505 |
| 74x508 | 1 | 8-bit multiplier/divider | 24 | SN74S508 | ||
| 74x516 | 1 | 16-bit multiplier/divider | 24 | SN74S516 | ||
| 74x518 | 1 | 8-bit comparator | 20 kΩ pull-up | open-collector | 20 | SN74ALS518 |
| 74x519 | 1 | 8-bit comparator | open-collector | 20 | SN74ALS519 | |
| 74x520 | 1 | 8-bit comparator, inverting output | 20 kΩ pull-up | 20 | SN74ALS520 | |
| 74x521 | 1 | 8-bit comparator, inverting output | 20 | SN74ALS521 | ||
| 74x522 | 1 | 8-bit comparator, inverting output | 20 kΩ pull-up | open-collector | 20 | SN74ALS522 |
| 74x524 | 1 | 8-bit registered comparator | open-collector | 20 | 74F524 | |
| 74x525 | 1 | 16-bit programmable counter | 28 | 74F525 | ||
| 74x526 | 1 | fuse programmable identity comparator, 16-bit | 20 | SN74ALS526 | ||
| 74x527 | 1 | fuse programmable identity comparator, 8-bit + 4-bit conventional Identity comparator | 20 | SN74ALS527 | ||
| 74x528 | 1 | fuse programmable Identity comparator, 12-bit | 16 | SN74ALS528 | ||
| 74x531 | 8 | octal transparent latch | three-state | 20 | SN74S531 | |
| 74x532 | 8 | octal register | three-state | 20 | SN74S532 | |
| 74x533 | 1 | octal transparent latch, inverting outputs | three-state | 20 | CD74HC533 | |
| 74x534 | 1 | octal register, inverting outputs | three-state | 20 | CD74HC534 | |
| 74x535 | 1 | octal transparent latch, inverting outputs | three-state | 20 | SN74S535 | |
| 74x536 | 1 | octal register, inverting outputs | three-state | 20 | SN74S536 | |
| 74x537 | 1 | BCD to decimal decoder | three-state | 20 | MC74F537 | |
| 74x538 | 1 | 3-line to 8-line decoder/demultiplexer | three-state | 20 | SN74ALS538 | |
| 74x539 | 2 | dual 2-line to 4-line decoder/demultiplexer | three-state | 20 | SN74ALS539 | |
| 74x540 | 1 | inverting octal buffer | schmitt-trigger | three-state | 20 | SN74LS540 |
| 74x541 | 1 | non-inverting octal buffer | schmitt-trigger | three-state | 20 | SN74LS541 |
| 74x543 | 1 | octal registered transceiver, non-inverting | three-state | 24 | SN74F543 | |
| 74x544 | 1 | octal registered transceiver, inverting | three-state | 24 | MC74F544 | |
| 74x545 | 1 | octal bidirectional transceiver, non-inverting | three-state | 20 | 74F545 | |
| 74x547 | 1 | 3-line to 8-line decoder/demultiplexer with address latches and acknowledge output | 20 | 74F547 | ||
| 74x548 | 1 | 3-line to 8-line decoder/demultiplexer with acknowledge output | 20 | 74F548 | ||
| 74x550 | 1 | octal registered transceiver with status flags, non-inverting | three-state | 28 | 74F550 | |
| 74x551 | 1 | octal registered transceiver with status flags, inverting | three-state | 28 | 74F551 | |
| 74x552 | 1 | octal registered transceiver with parity and flags | three-state | 28 | 74F552 | |
| 74x557 | 1 | 8-bit by 8-bit multiplier | three-state | 40 | SN74S557 | |
| 74x558 | 1 | 8-bit by 8-bit multiplier | three-state | 40 | SN74S558 | |
| 74x559 | 1 | 8-bit expandable two's complement multiplier/divider | three-state | 24 | 74F559 | |
| 74x560 | 1 | 4-bit decade counter | three-state | 20 | SN74ALS560A | |
| 74x561 | 1 | 4-bit binary counter | three-state | 20 | SN74ALS561A | |
| 74x563 | 1 | 8-bit D-type transparent latch, inverting outputs | three-state | 20 | SN74ALS563B | |
| 74x564 | 1 | 8-bit D-type edge-triggered register, inverting outputs | three-state | 20 | SN74ALS564B | |
| 74x568 | 1 | decade up/down counter | three-state | 20 | SN74ALS568A | |
| 74x569 | 1 | binary up/down counter | three-state | 20 | SN74ALS569A | |
| 74x570 | 1 | 2048-bit PROM (512x4) | open-collector | 16 | DM74S570 | |
| 74x571 | 1 | 2048-bit PROM (512x4) | three-state | 16 | DM74S571 | |
| 74x572 | 1 | 4096-bit PROM (1024x4) | open-collector | 18 | DM74S572 | |
| 74x573 | 1 | octal D-type transparent latch | three-state | 20 | SN74ALS573C | |
| 74x574 | 1 | octal D-type edge-triggered flip-flop | three-state | 20 | SN74BCT574 | |
| 74x575 | 1 | octal D-type edge-triggered flip-flop, synchronous clear | three-state | 24 | SN74ALS575A | |
| 74x576 | 1 | octal D-type edge-triggered flip-flop, inverting outputs | three-state | 20 | SN74ALS576B | |
| 74x577 | 1 | octal D-type edge-triggered flip-flop, synchronous clear, inverting outputs | three-state | 24 | SN74ALS577A | |
| 74x579 | 1 | 8-bit bidirectional binary counter | three-state | 20 | MC74F579 | |
| 74x580 | 1 | octal D-type transparent latch, inverting outputs | three-state | 20 | SN74ALS580B | |
| 74x582 | 1 | 4-bit BCD arithmetic logic unit | 24 | 74F582 | ||
| 74x583 | 1 | 4-bit BCD adder | 16 | 74F583 | ||
| 74x588 | 1 | octal bidirectional transceiver with IEEE-488 termination resistors | three-state | 20 | 74F588 | |
| 74x589 | 1 | 8-bit shift register, input latch | three-state | 16 | SN74LS589 | |
| 74x590 | 1 | 8-bit binary counter, output registers | three-state | 16 | SN74LS590 | |
| 74x591 | 1 | 8-bit binary counter, output registers | open-collector | 16 | SN74LS591 | |
| 74x592 | 1 | 8-bit binary counter, input registers | 16 | SN74LS592 | ||
| 74x593 | 1 | 8-bit binary counter, input registers | three-state | 20 | SN74LS593 | |
| 74x594 | 1 | 8-bit shift registers, output latches | 16 | SN74LS594 | ||
| 74x595 | 1 | 8-bit shift registers, output latches, parallel outputs | three-state | 16 | SN74LS595 | |
| 74x596 | 1 | 8-bit shift registers, output latches, parallel outputs | open-collector | 16 | SN74LS596 | |
| 74x597 | 1 | 8-bit shift registers, input latches | 16 | SN74LS597 | ||
| 74x598 | 1 | 8-bit shift register, input latches | three-state | 20 | SN74LS598 | |
| 74x599 | 1 | 8-bit shift registers, output latches | open-collector | 16 | SN74LS599 | |
| 74x600 | 1 | dynamic memory refresh controller, transparent and burst modes, for 4K or 16K dRAM | three-state | 20 | SN74LS600A | |
| 74x601 | 1 | dynamic memory refresh controller, transparent and burst modes, for 64K dRAM | three-state | 20 | SN74LS601A | |
| 74x602 | 1 | dynamic memory refresh controller, cycle steal and burst modes, for 4K or 16K dRAM | three-state | 20 | SN74LS602A | |
| 74x603 | 1 | dynamic memory refresh controller, cycle steal and burst modes, for 64K dRAM | three-state | 20 | SN74LS603A | |
| 74x604 | 1 | octal 2-input multiplexer, latch, high-speed | three-state | 28 | SN74LS604 | |
| 74x605 | 1 | octal 2-input multiplexer, latch, high-speed | open-collector | 28 | SN74LS605 | |
| 74x606 | 1 | octal 2-input multiplexer, latch, glitch-free | three-state | 28 | SN74LS606 | |
| 74x607 | 1 | octal 2-input multiplexer, latch, glitch-free | open-collector | 28 | SN74LS607 | |
| 74x608 | 1 | memory cycle controller | 16 | SN74LS608 | ||
| 74x610 | 1 | memory mapper, latched | three-state | 40 | SN74LS610 | |
| 74x611 | 1 | memory mapper, latched | open-collector | 40 | SN74LS611 | |
| 74x612 | 1 | memory mapper | three-state | 40 | SN74LS612 | |
| 74x613 | 1 | memory mapper | open-collector | 40 | SN74LS613 | |
| 74x616 | 1 | 16-bit parallel error detection and correction | three-state | 40 | SN74ALS616 | |
| 74x617 | 1 | 16-bit parallel error detection and correction | open-collector | 40 | SN74ALS617 | |
| 74x620 | 1 | octal bus transceiver, inverting | three-state | 20 | SN74LS620 | |
| 74x621 | 1 | octal bus transceiver, non-inverting | open-collector | 20 | SN74LS621 | |
| 74x622 | 1 | octal bus transceiver, inverting | open-collector | 20 | SN74LS622 | |
| 74x623 | 1 | octal bus transceiver, non-inverting | three-state | 20 | SN74LS623 | |
| 74x624 | 1 | voltage-controlled oscillator, enable control, range control, two-phase outputs | analog | 14 | SN74LS624 | |
| 74x625 | 2 | dual voltage-controlled oscillator, two-phase outputs | analog | 16 | SN74LS625 | |
| 74x626 | 2 | dual voltage-controlled oscillator, enable control, two-phase outputs | analog | 16 | SN74LS626 | |
| 74x627 | 2 | dual voltage-controlled oscillator | analog | 14 | SN74LS627 | |
| 74x628 | 1 | voltage-controlled oscillator, enable control, range control, external temperature compensation, two-phase outputs |
analog | 14 | SN74LS628 | |
| 74x629 | 2 | dual voltage-controlled oscillator, enable control, range control | analog | 16 | SN74LS629 | |
| 74x630 | 1 | 16-bit error detection and correction (EDAC) | three-state | 28 | SN74LS630 | |
| 74x631 | 1 | 16-bit error detection and correction | open-collector | 28 | SN74LS631 | |
| 74x632 | 1 | 32-bit parallel error detection and correction, byte-write | three-state | 52 | SN74ALS632 | |
| 74x633 | 1 | 32-bit parallel error detection and correction, byte-write | open-collector | 52 | SN74ALS633 | |
| 74x634 | 1 | 32-bit parallel error detection and correction | three-state | 48 | SN74ALS634 | |
| 74x635 | 1 | 32-bit parallel error detection and correction | open-collector | 48 | SN74ALS635 | |
| 74x636 | 1 | 8-bit parallel error detection and correction | three-state | 20 | SN74LS636 | |
| 74x637 | 1 | 8-bit parallel error detection and correction | open-collector | 20 | SN74LS637 | |
| 74x638 | 1 | octal bus transceiver, inverting outputs | three-state and open-collector | 20 | SN74LS638 | |
| 74x639 | 1 | octal bus transceiver, non-inverting outputs | three-state and open-collector | 20 | SN74LS639 | |
| 74x640 | 1 | octal bus transceiver, inverting outputs | three-state | 20 | SN74LS640 | |
| 74x641 | 1 | octal bus transceiver, non-inverting outputs | open-collector | 20 | SN74LS641 | |
| 74x642 | 1 | octal bus transceiver, inverting outputs | open-collector | 20 | SN74LS642 | |
| 74x643 | 1 | octal bus transceiver, mix of inverting and non-inverting outputs | three-state | 20 | SN74LS643 | |
| 74x644 | 1 | octal bus transceiver, mix of inverting and non-inverting outputs | open-collector | 20 | SN74LS644 | |
| 74x645 | 1 | octal bus transceiver, non-inverting outputs | three-state | 20 | SN74LS645 | |
| 74x646 | 1 | octal bus transceiver/latch/multiplexer, non-inverting outputs | three-state | 24 | SN74ALS646A | |
| 74x647 | 1 | octal bus transceiver/latch/multiplexer, non-inverting outputs | open-collector | 24 | SN74LS647 | |
| 74x648 | 1 | octal bus transceiver/latch/multiplexer, inverting outputs | three-state | 24 | SN74ALS648A | |
| 74x649 | 1 | octal bus transceiver/latch/multiplexer, inverting outputs | open-collector | 24 | SN74LS649 | |
| 74x651 | 1 | octal bus transceiver/register, inverting outputs | three-state | 24 | SN74ALS651A | |
| 74x652 | 1 | octal bus transceiver/register, non-inverting outputs | three-state | 24 | SN74ALS652A | |
| 74x653 | 1 | octal bus transceiver/register, inverting outputs | three-state and open-collector | 24 | SN74ALS653 | |
| 74x654 | 1 | octal bus transceiver/register, non-inverting outputs | three-state and open-collector | 24 | SN74ALS654 | |
| 74x655 | 1 | octal buffer / line driver with parity, inverting | three-state | 24 | 74F655 | |
| 74x656 | 1 | octal buffer / line driver with parity, non-inverting | three-state | 24 | 74F656 | |
| 74x657 | 1 | octal bidirectional transceiver with 8-bit parity generator/checker | three-state | 24 | SN74F657 | |
| 74x658 | 1 | octal bus transceiver, parity, inverting | three-state | 24 | SN74HC658 | |
| 74x659 | 1 | octal bus transceiver, parity, non-inverting | three-state | 24 | SN74HC658 | |
| 74x664 | 1 | octal bus transceiver, parity, inverting | three-state | 24 | SN74HC664 | |
| 74x665 | 1 | octal bus transceiver, parity, non-inverting | three-state | 24 | SN74HC665 | |
| 74x666 | 1 | 8-bit D-type transparent read-back latch, non-inverting | three-state | 24 | SN74ALS666 | |
| 74x667 | 1 | 8-bit D-type transparent read-back latch, inverting | three-state | 24 | SN74ALS667 | |
| 74x668 | 1 | synchronous 4-bit decade up/down counter | 16 | SN74LS668 | ||
| 74x669 | 1 | synchronous 4-bit binary up/down counter | 16 | SN74LS669 | ||
| 74x670 | 1 | 16-bit register file (4x4) | three-state | 16 | SN74LS670 | |
| 74x671 | 1 | 4-bit bidirectional shift register/latch/multiplexer, direct clear | three-state | 20 | SN74LS671 | |
| 74x672 | 1 | 4-bit bidirectional shift register/latch/multiplexer, synchronous clear | three-state | 20 | SN74LS672 | |
| 74x673 | 1 | 16-bit serial-in, serial/parallel-out shift register, output storage registers | three-state | 24 | SN74LS673 | |
| 74x674 | 1 | 16-bit parallel-in, serial-out shift register | three-state | 24 | SN74LS674 | |
| 74x675 | 1 | 16-bit serial-in, serial/parallel-out shift register | 24 | 74F675A | ||
| 74x676 | 1 | 16-bit serial/parallel-in, serial-out shift register | 24 | 74F676 | ||
| 74x677 | 1 | 16-bit address comparator, enable | 24 | SN74ALS677 | ||
| 74x678 | 1 | 16-bit address comparator, latch | 24 | SN74ALS678 | ||
| 74x679 | 1 | 12-bit address comparator, latch | 20 | SN74ALS679 | ||
| 74x680 | 1 | 12-bit address comparator, enable | 20 | SN74ALS680 | ||
| 74x681 | 1 | 4-bit parallel binary accumulator | three-state | 20 | SN74LS681 | |
| 74x682 | 1 | 8-bit magnitude comparator, P>Q output | 20 kΩ pull-up | 20 | SN74LS682 | |
| 74x683 | 1 | 8-bit magnitude comparator, P>Q output | 20 kΩ pull-up | open-collector | 20 | SN74LS683 |
| 74x684 | 1 | 8-bit magnitude comparator, P>Q output | 20 | SN74LS684 | ||
| 74x685 | 1 | 8-bit magnitude comparator, P>Q output | open-collector | 20 | SN74LS685 | |
| 74x686 | 1 | 8-bit magnitude comparator, P>Q output, enable | 24 | SN74LS686 | ||
| 74x687 | 1 | 8-bit magnitude comparator, P>Q output, enable | open-collector | 24 | SN74LS687 | |
| 74x688 | 1 | 8-bit magnitude comparator, enable | 20 | SN74LS688 | ||
| 74x689 | 1 | 8-bit magnitude comparator, enable | open-collector | 20 | SN74LS689 | |
| 74x690 | 1 | 4-bit decimal counter/latch/multiplexer, asynchronous clear | three-state | 20 | SN74LS690 | |
| 74x691 | 1 | 4-bit binary counter/latch/multiplexer, asynchronous clear | three-state | 20 | SN74LS691 | |
| 74x692 | 1 | 4-bit decimal counter/latch/multiplexer, synchronous clear | three-state | 20 | SN74LS692 | |
| 74x693 | 1 | 4-bit binary counter/latch/multiplexer, synchronous clear | three-state | 20 | SN74LS693 | |
| 74x694 | 1 | 4-bit decimal counter/latch/multiplexer, synchronous and asynchronous clears | three-state | 20 | SN74ALS694 | |
| 74x695 | 1 | 4-bit binary counter/latch/multiplexer, synchronous and asynchronous clears | three-state | 20 | SN74ALS695 | |
| 74x696 | 1 | 4-bit decimal counter/register/multiplexer, asynchronous clear | three-state | 20 | SN74LS696 | |
| 74x697 | 1 | 4-bit binary counter/register/multiplexer, asynchronous clear | three-state | 20 | SN74LS697 | |
| 74x698 | 1 | 4-bit decimal counter/register/multiplexer, synchronous clear | three-state | 20 | SN74LS698 | |
| 74x699 | 1 | 4-bit binary counter/register/multiplexer, synchronous clear | three-state | 20 | SN74LS699 | |
| 74x700 | 1 | octal dRAM driver, inverting | three-state | 20 | SN74S700 | |
| 74x701 | 1 | 8-bit register/counter/comparator | three-state | 24 | 74F701 | |
| 74x702 | 1 | 8-bit registered read-back transceiver | three-state | 24 | 74F702 | |
| 74x705 | 1 | arithmetic logic unit for digital signal processing applications | three-state | (84) | 74ACT705 | |
| 74x707 | 1 | 8-bit TTL-ECL shift register | 20 | 74F707 | ||
| 74x708 | 1 | 576-bit FIFO memory (64x9) | three-state | 28 | 74ACT708 | |
| 74x710 | 1 | 8-bit single-supply TTL-ECL shift register | 20 | 74F710 | ||
| 74x711 | 5 | quint 2-to-1 multiplexers | three-state | 20 | 74F711 | |
| 74x712 | 5 | quint 3-to-1 multiplexers | 24 | 74F712 | ||
| 74x716 | 1 | programmable decade counter | 16 | SN74LS716 | ||
| 74x718 | 1 | programmable binary counter | 16 | SN74LS718 | ||
| 74x723 | 1 | 576-bit FIFO memory (64x9) | three-state | 28 | 74ACT723 | |
| 74x724 | 1 | voltage-controlled multivibrator | analog | 8 | SN74LS724 | |
| 74x725 | 1 | 4608-bit FIFO memory (512x9) | three-state | 28 | 74ACT725 | |
| 74x730 | 1 | octal dRAM driver, inverting | three-state | 20 | SN74S730 | |
| 74x731 | 1 | octal dRAM driver, non-inverting | three-state | 20 | SN74S731 | |
| 74x732 | 1 | 4-bit 3-bus multiplexer, inverting | three-state | 20 | 74F732 | |
| 74x733 | 1 | 4-bit 3-bus multiplexer, non-inverting | three-state | 20 | 74F733 | |
| 74x734 | 1 | octal dRAM driver, non-inverting | three-state | 20 | SN74S734 | |
| 74x748 | 1 | 8 to 3-line priority encoder (glitch-less) | 16 | SN74LS748 | ||
| 74x756 | 1 | octal buffer/line driver, inverting outputs | open-collector | 20 | SN74AS756 | |
| 74x757 | 1 | octal buffer/line driver, non-inverting outputs, complementary enable inputs | open-collector | 20 | SN74AS757 | |
| 74x758 | 1 | quadruple bus transceivers, inverting outputs | open-collector | 14 | SN74AS758 | |
| 74x759 | 1 | quadruple bus transceivers, non-inverting outputs | open-collector | 14 | SN74AS759 | |
| 74x760 | 1 | octal buffer/line driver, non-inverting outputs | open-collector | 20 | SN74ALS760 | |
| 74x762 | 1 | octal buffer/line driver, inverting and non-inverting outputs | open-collector | 20 | SN74ALS762 | |
| 74x763 | 1 | octal buffer/line driver, inverting outputs, complementary enable inputs | open-collector | 20 | SN74ALS763 | |
| 74x764 | 1 | dual-port dRAM controller | 40 | 74F764 | ||
| 74x765 | 1 | dual-port dRAM controller with address latch | 40 | 74F765 | ||
| 74x779 | 1 | 8-bit bidirectional binary counter | three-state | 16 | MC74F779 | |
| 74x783 | 1 | synchronous address multiplexer for display systems | 40 | SN74LS783 | ||
| 74x784 | 1 | 8-bit serial/parallel multiplier with adder/subtractor | 20 | 74F784 | ||
| 74x786 | 1 | 4-input asynchronous bus arbiter | 16 | 74F786 | ||
| 74x790 | 1 | error detection and correction (EDAC) | three-state | 48 | SN74ALS790 | |
| 74x793 | 1 | 8-bit latch, readback | 20 | SN74LS793 | ||
| 74x794 | 1 | 8-bit register, readback | 20 | SN74LS794 | ||
| 74x795 | 1 | octal buffer, non-inverting, common enable | three-state | 20 | SN74LS795 | |
| 74x796 | 1 | octal buffer, inverting, common enable | three-state | 20 | SN74LS796 | |
| 74x797 | 1 | octal buffer, non-inverting, enable for 4 buffers each | three-state | 20 | SN74LS797 | |
| 74x798 | 1 | octal buffer, inverting, enable for 4 buffers each | three-state | 20 | SN74LS798 | |
| 74x800 | 3 | triple 4-input AND/NAND drivers | driver | 20 | SN74AS800 | |
| 74x802 | 3 | triple 4-input OR/NOR drivers | driver | 20 | SN74AS802 | |
| 74x803 | 4 | quad D flip flops with matched propagation delays | 14 | MC74F803 | ||
| 74x804 | 6 | hex 2-input NAND drivers | driver | 20 | SN74ALS804A | |
| 74x805 | 6 | hex 2-input NOR drivers | driver | 20 | SN74ALS805A | |
| 74x807 | 1 | 1-to-10 clock driver | driver | 20 | IDT74FCT807 | |
| 74x808 | 6 | hex 2-input AND drivers | driver | 20 | SN74AS808B | |
| 74x810 | 4 | quad 2-input XNOR gates | 14 | SN74ALS810 | ||
| 74x811 | 4 | quad 2-input XNOR gates | open-collector | 14 | DM74ALS811 | |
| 74x818 | 1 | 8-bit diagnostic register | three-state | 24 | 74ACT818 | |
| 74x821 | 1 | 10-bit bus interface flip-flop | three-state | 24 | SN74AS821A | |
| 74x822 | 1 | 10-bit bus interface flip-flop, inverting inputs | three-state | 24 | SN74AS822 | |
| 74x823 | 1 | 9-bit D-type flip-flops, clear and clock enable inputs | three-state | 24 | SN74AS823A | |
| 74x824 | 1 | 9-bit D-type flip-flops, clear and clock enable inputs, inverting inputs | three-state | 24 | SN74AS824 | |
| 74x825 | 1 | 8-bit D-type flip-flop, clear and clock enable inputs | three-state | 24 | SN74AS825A | |
| 74x826 | 1 | 8-bit D-type flip-flop, clear and clock enable inputs, inverting inputs | three-state | 24 | SN74AS826 | |
| 74x827 | 1 | 10-bit buffer, non-inverting | three-state | 24 | MC74F827 | |
| 74x828 | 1 | 10-bit buffer, inverting | three-state | 24 | MC74F828 | |
| 74x832 | 6 | hex 2-input OR drivers | driver | 20 | SN74ALS832A | |
| 74x833 | 1 | 8-bit to 9-bit bus transceiver with parity register, non-inverting | three-state | 24 | SN74ABT833 | |
| 74x834 | 1 | 8-bit to 9-bit bus transceiver with parity register, inverting | three-state | 24 | IDT74FCT834 | |
| 74x841 | 1 | 10-bit D-type flip-flop | three-state | 24 | SN74ALS841 | |
| 74x842 | 1 | 10-bit D-type flip-flop, inverting inputs | three-state | 24 | SN74ALS842 | |
| 74x843 | 1 | 9-bit D flip-flops, clear and set inputs | three-state | 24 | SN74ALS843 | |
| 74x844 | 1 | 9-bit D flip-flops, clear and set inputs, inverting inputs | three-state | 24 | SN74ALS844 | |
| 74x845 | 1 | 8-bit D flip-flops, clear and set inputs | three-state | 24 | SN74ALS845 | |
| 74x846 | 1 | 8-bit D flip-flops, clear and set inputs, inverting inputs | three-state | 24 | SN74ALS846 | |
| 74x848 | 1 | 8 to 3-line priority encoder (glitch-less) | three-state | 16 | SN74LS848 | |
| 74x850 | 1 | 1 of 16 data selector/multiplexer, clocked select | three-state | 28 | SN74AS850 | |
| 74x851 | 1 | 1 of 16 data selector/multiplexer | three-state | 28 | SN74AS851 | |
| 74x852 | 1 | 8-bit universal transceiver port controller | three-state | 24 | SN74AS852 | |
| 74x853 | 1 | 8-bit to 9-bit bus transceiver with parity latch, non-inverting | three-state | 24 | SN74ABT853 | |
| 74x854 | 1 | 8-bit to 9-bit bus transceiver with parity latch, inverting | three-state | 24 | IDT74FCT854 | |
| 74x856 | 1 | 8-bit universal transceiver port controller | three-state | 24 | SN74AS856 | |
| 74x857 | 6 | hex 2-line to 1-line multiplexer | three-state | 24 | SN74ALS857 | |
| 74x861 | 1 | 10-bit bus transceiver, non-inverting | three-state | 24 | SN74ABT861 | |
| 74x862 | 1 | 10-bit bus transceiver, inverting | three-state | 24 | SN74ABT862 | |
| 74x863 | 1 | 9-bit bus transceiver, non-inverting | three-state | 24 | SN74ABT863 | |
| 74x864 | 1 | 9-bit bus transceiver, inverting | three-state | 24 | 74F864 | |
| 74x866 | 1 | 8-bit magnitude comparator with latches | 24 | SN74AS866 | ||
| 74x867 | 1 | synchronous 8-bit up/down counter, asynchronous clear | 24 | SN74ALS867A | ||
| 74x869 | 1 | synchronous 8-bit up/down counter, synchronous clear | 24 | SN74ALS869 | ||
| 74x870 | 1 | dual 16x4 register files | 24 | SN74AS870 | ||
| 74x871 | 1 | dual 16x4 register files | 28 | SN74AS871 | ||
| 74x873 | 2 | dual 4-bit transparent latch with clear | three-state | 24 | SN74ALS873B | |
| 74x874 | 2 | dual 4-bit edge-triggered D flip-flops with clear | three-state | 24 | SN74ALS874 | |
| 74x876 | 2 | dual 4-bit edge-triggered D flip-flops with set, inverting outputs | three-state | 24 | SN74ALS876 | |
| 74x877 | 1 | 8-bit universal transceiver port controller | three-state | 24 | SN74AS877 | |
| 74x878 | 2 | dual 4-bit D-type flip-flop, synchronous clear, non-inverting outputs | three-state | 24 | SN74ALS878 | |
| 74x879 | 2 | dual 4-bit D-type flip-flop, synchronous clear, inverting outputs | three-state | 24 | SN74ALS879 | |
| 74x880 | 2 | dual 4-bit transparent latch with clear, inverting outputs | three-state | 24 | SN74ALS880 | |
| 74x881 | 1 | 4-bit arithmetic logic unit | 24 | SN74AS881A | ||
| 74x882 | 1 | 32-bit lookahead carry generator | 24 | SN74AS882 | ||
| 74x885 | 1 | 8-bit magnitude comparator | 24 | SN74AS885 | ||
| 74x887 | 1 | 8-bit processor element (non-cascadable version of 74x888) | (68) | SN74AS887 | ||
| 74x888 | 1 | 8-bit processor slice | 64 | SN74AS888 | ||
| 74x889 | 1 | 8-bit processor slice | (68) | SN74AS889 | ||
| 74x890 | 1 | microoperation sequencer | 64 | SN74AS890 | ||
| 74x891 | 1 | microoperation sequencer | (68) | SN74AS891 | ||
| 74x895 | 1 | 8-bit memory address generator | (68) | SN74AS895 | ||
| 74x897 | 1 | 16-bit parallel/serial barrel shifter | (68) | SN74AS897A | ||
| 74x899 | 1 | 9-bit latchable transceiver with parity generator / checker | three-state | (28) | 74AC899 | |
| 74x901 | 6 | hex inverting TTL buffer | 14 | MM74C901 | ||
| 74x902 | 6 | hex non-inverting TTL buffer | 14 | MM74C902 | ||
| 74x903 | 6 | hex inverting PMOS buffer | 14 | MM74C903 | ||
| 74x904 | 6 | hex non-inverting PMOS buffer | 14 | MM74C904 | ||
| 74x905 | 1 | 12-bit successive approximation register | 24 | MM74C905 | ||
| 74x906 | 6 | hex open drain n-channel buffers | open-collector | 14 | MM74C906 | |
| 74x907 | 6 | hex open drain p-channel buffers | 14 | MM74C907 | ||
| 74x908 | 2 | dual 2-input NAND 30 V / 250 mA relay driver | 8 | MM74C908 | ||
| 74x909 | 4 | quad voltage comparator | analog | open-collector | 14 | MM74C909 |
| 74x910 | 1 | 256-bit RAM (64x4) | three-state | 18 | MM74C910 | |
| 74x911 | 1 | 4-digit expandable display controller | three-state | 28 | MM74C911 | |
| 74x912 | 1 | 6-digit BCD display controller and driver | three-state | 28 | MM74C912 | |
| 74x913 | 1 | 6-digit BCD display controller and driver, no decimal point | 24 | MM74C913 | ||
| 74x914 | 6 | hex Schmitt trigger, extended input voltage | Schmitt-trigger | 14 | MM74C914 | |
| 74x915 | 1 | 7-segment to BCD converter | three-state | 18 | MM74C915 | |
| 74x917 | 1 | 6-digit hex display controller and driver | three-state | 28 | MM74C917 | |
| 74x918 | 2 | dual 2-input NAND 30 V / 250 mA relay driver | 14 | MM74C918 | ||
| 74x920 | 1 | 1024-bit RAM (256x4), separate data inputs and outputs | three-state | 22 | MM74C920 | |
| 74x921 | 1 | 1024-bit RAM (256x4) | three-state | 18 | MM74C921 | |
| 74x922 | 1 | 16-key encoder | three-state | 18 | MM74C922 | |
| 74x923 | 1 | 20-key encoder | three-state | 20 | MM74C923 | |
| 74x925 | 1 | 4-digit counter/display driver | 16 | MM74C925 | ||
| 74x926 | 1 | 4-digit decade counter/display driver, carry out and latch (up to 9999) | 16 | MM74C926 | ||
| 74x927 | 1 | 4-digit timer counter/display driver (up to 9599, intended as time elapsed, i.e. 9:59.9 min) | 16 | MM74C927 | ||
| 74x928 | 1 | 4-digit counter/display driver (up to 1999) | 16 | MM74C928 | ||
| 74x929 | 1 | 1024-bit RAM (1024x1), single chip select | three-state | 16 | MM74C929 | |
| 74x930 | 1 | 1024-bit RAM (1024x1), three chip selects | three-state | 18 | MM74C930 | |
| 74x932 | 1 | phase comparator | 8 | MM74C932 | ||
| 74x933 | 1 | 7-bit address bus comparator | 20 | MM74C933 | ||
| 74934 | 1 | =ADC0829 ADC, see corresponding NSC datasheet | ||||
| 74x935 | 1 | ADC for 3.5-digit digital voltmeters, multiplexed 7-segment display outputs | analog | 28 | MM74C935 | |
| 74x936 | 1 | ADC for 3.75-digit digital voltmeters, multiplexed 7-segment display outputs | analog | MM74C936 | ||
| 74x937 | 1 | ADC for 3.5-digit digital voltmeters, multiplexed BCD outputs | analog | 24 | MM74C937 | |
| 74x938 | 1 | ADC for 3.75-digit digital voltmeters, multiplexed BCD outputs | analog | 24 | MM74C938 | |
| 74x940 | 1 | octal bus/line drivers/line receivers | Schmitt-trigger | three-state | 20 | DM74S940 |
| 74x941 | 1 | octal bus/line drivers/line receivers | Schmitt-trigger | three-state | 20 | DM74S941 |
| 74x942 | 1 | 300 baud Bell 103 modem (+/- 5 V supply) | 20 | MM74HC942 | ||
| 74x943 | 1 | 300 baud Bell 103 modem (single 5 V supply) | 20 | MM74HC943 | ||
| 74x945 | 1 | 4-digit up/down counter, decoder and LCD driver, output latch | 40 | MM74C945 | ||
| 74x946 | 1 | 4.5-digit counter, decoder and LCD driver, leading zero blanking | 40 | MM74C946 | ||
| 74x947 | 1 | 4-digit up/down counter, decoder and LCD driver, leading zero blanking | 40 | MM74C947 | ||
| 74x948 | 1 | 8-bit ADC with 16-channel analog multiplexer | analog | three-state | 40 | MM74C948 |
| 74x949 | 1 | 8-bit ADC with 8-channel analog multiplexer | analog | three-state | 28 | MM74C949 |
| 74x950 | 1 | 8-bit ADC with 8-channel analog multiplexer and sample and hold | analog | three-state | 28 | MM74C950 |
| 74x952 | 1 | dual rank 8-bit shift register, synchronous clear | three-state | 18 | DM74LS952 | |
| 74x956 | 1 | 4-digit,17-segment alpha-numeric LED display driver with memory and decoder | 40 | MM74C956 | ||
| 74x962 | 1 | dual rank 8-bit shift register, register exchange mode | three-state | 18 | DM74LS962 | |
| 74x963 | 1 | dual rank 8-bit shift register, synchronous clear | three-state | 20 | SN74ALS963 | |
| 74x964 | 1 | dual rank 8-bit shift register, synchronous and asynchronous clear | three-state | 20 | SN74ALS964 | |
| 74x968 | 1 | controller/driver for 16k/64k/256k/1M dRAM | 52 | 74F968 | ||
| 74x978 | 1 | octal flip-flop with serial scanner | 24 | 74F978 | ||
| 74x989 | 1 | 64-bit RAM (64x4) | three-state | 16 | MM74C989 | |
| 74x990 | 1 | 8-bit D-type transparent read-back latch, non-inverting | three-state | 20 | SN74ALS990 | |
| 74x991 | 1 | 8-bit D-type transparent read-back latch, inverting | three-state | 20 | SN74ALS991 | |
| 74x992 | 1 | 9-bit D-type transparent read-back latch, non-inverting | three-state | 24 | SN74ALS992 | |
| 74x993 | 1 | 9-bit D-type transparent read-back latch, inverting | three-state | 24 | SN74ALS993 | |
| 74x994 | 1 | 10-bit D-type transparent read-back latch, non-inverting | three-state | 24 | SN74ALS994 | |
| 74x995 | 1 | 10-bit D-type transparent read-back latch, inverting | three-state | 24 | SN74ALS995 | |
| 74x996 | 1 | 8-bit D-type edge-triggered read-back latch | three-state | 24 | SN74ALS996 | |
| 74x1000 | 4 | quad 2-input NAND gate | driver | 14 | SN74AS1000A | |
| 74x1002 | 4 | quad 2-input NOR gate | driver | 14 | SN74ALS1002A | |
| 74x1003 | 4 | quad 2-input NAND gate | open-collector driver | 14 | SN74ALS1003A | |
| 74x1004 | 6 | hex inverting buffer | driver | 14 | SN74ALS1004 | |
| 74x1005 | 6 | hex inverting buffer | open-collector driver | 14 | SN74ALS1005 | |
| 74x1008 | 4 | quad 2-input AND gate | driver | 14 | SN74AS1008A | |
| 74x1010 | 3 | triple 3-input NAND gate | driver | 14 | SN74ALS1010A | |
| 74x1011 | 3 | triple 3-input AND gate | driver | 14 | SN74ALS1011A | |
| 74x1016 | 16 | 16-bit Schottky diode R-C bus termination array | (20) | SN74F1016 | ||
| 74x1017 | 1 | 16x16 parallel multiplier | three-state | 64 | 74AC1017 | |
| 74x1020 | 2 | dual 4-input NAND gate | driver | 14 | SN74ALS1020A | |
| 74x1032 | 4 | quad 2-input OR gate | driver | 14 | SN74AS1032A | |
| 74x1034 | 6 | hex non-inverting buffer | driver | 14 | SN74ALS1034 | |
| 74x1035 | 6 | hex non-inverting buffer | open-collector driver | 14 | SN74ALS1035 | |
| 74x1036 | 4 | quad 2-input NOR gate | driver | 14 | SN74ALS1036 | |
| 74x1050 | 12 | 12-bit Schottky diode bus termination array, clamp to GND | 16 | SN74S1050 | ||
| 74x1051 | 12 | 12-bit Schottky diode bus termination array, clamp to GND/VCC | 16 | SN74S1051 | ||
| 74x1053 | 16 | 16-bit Schottky diode bus termination array, clamp to GND/VCC | 20 | SN74S1053 | ||
| 74x1056 | 8 | 8-bit Schottky diode bus termination array, clamp to GND | (16) | SN74F1056 | ||
| 74x1071 | 10 | 10-bit bus termination array with bus-hold function | (14) | SN74ACT1071 | ||
| 74x1073 | 16 | 16-bit bus termination array with bus-hold function | (20) | SN74ACT1073 | ||
| 74x1181 | 1 | 4-bit arithmetic logic unit | 24 | SN74AS1181 | ||
| 74x1240 | 1 | octal buffer / line driver, inverting (lower-power version of 74x240) | three-state | 20 | SN74ALS1240 | |
| 74x1241 | 1 | octal buffer / line driver, non-inverting (lower-power version of 74x241) | three-state | 20 | SN74ALS1241 | |
| 74x1242 | 1 | quad bus transceiver, inverting (lower-power version of 74x242) | three-state | 14 | SN74ALS1242 | |
| 74x1243 | 1 | quad bus transceiver, non-inverting (lower-power version of 74x243) | three-state | 14 | SN74ALS1243 | |
| 74x1244 | 1 | octal buffer / driver, non-inverting (lower-power version of 74x244) | three-state | 20 | SN74ALS1244 | |
| 74x1245 | 1 | octal bus transceiver (lower-power version of 74x245) | three-state | 20 | SN74ALS1245A | |
| 74x1284 | 1 | parallel printer interface transceiver / buffer (IEEE 1284) | 20 | 74HCT1284 | ||
| 74x1620 | 1 | octal bus transceiver, inverting | three-state | 20 | SN74ALS1620 | |
| 74x1621 | 1 | octal bus transceiver, non-inverting | open-collector | 20 | SN74ALS1621 | |
| 74x1622 | 1 | octal bus transceiver, inverting | open-collector | 20 | SN74ALS1622 | |
| 74x1623 | 1 | octal bus transceiver, non-inverting | three-state | 20 | SN74ALS1623 | |
| 74x1638 | 1 | octal bus transceiver, inverting (lower-power version of 74x638) | three-state and open-collector | 20 | SN74ALS1638 | |
| 74x1639 | 1 | octal bus transceiver, non-inverting (lower-power version of 74x639) | three-state and open-collector | 20 | SN74ALS1639 | |
| 74x1640 | 1 | octal bus transceiver, inverting (lower-power version of 74x640) | three-state | 20 | SN74ALS1640A | |
| 74x1641 | 1 | octal bus transceiver, non-inverting (lower-power version of 74x641) | open-collector | 20 | SN74ALS641 | |
| 74x1642 | 1 | octal bus transceiver, inverting (lower-power version of 74x642) | open-collector | 20 | SN74ALS642 | |
| 74x1643 | 1 | octal bus transceiver, inverting and non-inverting (lower-power version of 74x643) | three-state | 20 | SN74ALS643 | |
| 74x1644 | 1 | octal bus transceiver, inverting and non-inverting (lower-power version of 74x644) | open-collector | 20 | SN74ALS644 | |
| 74x1645 | 1 | octal bus transceiver, non-inverting (lower-power version of 74x645) | three-state | 20 | SN74ALS1645A | |
| 74x1761 | 1 | dRAM and interrupt vector controller | 48 | 74F1761 | ||
| 74x1762 | 1 | dRAM address controller | 40 | 74F1762 | ||
| 74x1763 | 1 | single-port dRAM controller | 48 | 74F1763 | ||
| 74x1764 | 1 | dual-port dRAM controller | 48 | 74F1764 | ||
| 74x1765 | 1 | dual-port dRAM controller with address latch | 48 | 74F1765 | ||
| 74x1801 | 1 | FM, MFM, and DM encoder / decoder, data rates up to 10 MHz | 24 | 74LS1801 | ||
| 74x1802 | 1 | SerDes with ECC and CRC, data rates up to 10 MHz | three-state | 48 | 74LS1802 | |
| 74x1803 | 1 | quad clock driver | 14 | MC74F1803 | ||
| 74x1804 | 6 | hex 2-input NAND | driver | 20 | DM74AS1804 | |
| 74x1805 | 6 | hex 2-input NOR | driver | 20 | DM74AS1805 | |
| 74x1808 | 6 | hex 2-input AND | driver | 20 | DM74AS1808 | |
| 74x1811 | 1 | FM, MFM, and DM encoder / decoder, data rates up to 20 MHz | 24 | 74LS1811 | ||
| 74x1812 | 1 | SerDes with ECC and CRC, data rates up to 30 MHz | three-state | 48 | 74LS1812 | |
| 74x1832 | 6 | hex 2-input OR | driver | 20 | DM74ALS1832 | |
| 74x2151 | 1 | 8-line to 1-line multiplexer | 25 Ω series resistor | (16) | CD74FCT2151 | |
| 74x2153 | 2 | dual 4-line to 1-line multiplexer | 25 Ω series resistor | (16) | CD74FCT2153 | |
| 74x2157 | 4 | quad 2-line to 1-line multiplexer | 25 Ω series resistor | (16) | CD74FCT2157 | |
| 74x2226 | 2 | dual 64-bit FIFO memories (64x1) | (24) | SN74ACT2226 | ||
| 74x2227 | 2 | dual 64-bit FIFO memories (64x1) | three-state | (28) | SN74ACT2227 | |
| 74x2228 | 2 | dual 256-bit FIFO memories (256x1) | (24) | SN74ACT2228 | ||
| 74x2229 | 2 | dual 256-bit FIFO memories (256x1) | three-state | (28) | SN74ACT2229 | |
| 74x2232 | 1 | 512-bit FIFO memory (64x8) | three-state | 24 | SN74ALS2232A | |
| 74x2233 | 1 | 576-bit FIFO memory (64x9) | three-state | 28 | SN74ALS2233A | |
| 74x2235 | 2 | dual 9216-bit FIFO memory (1024x9) | three-state | (44) | SN74ACT2235 | |
| 74x2236 | 2 | dual 9216-bit FIFO memory (1024x9) | three-state | (44) | SN74ACT2236 | |
| 74x2238 | 2 | dual 288-bit FIFO memories (32x9) | three-state | 40 | SN74ALS2238 | |
| 74x2240 | 1 | 4-bit bidirectional buffer / line driver, inverting | three-state, 25 Ω series resistor | (20) | CD74FCT2240 | |
| 74x2241 | 1 | 4-bit bidirectional buffer / line driver, non-inverting | three-state, 25 Ω series resistor | (20) | CD74FCT2241 | |
| 74x2244 | 1 | octal buffer / line driver, non-inverting | three-state, 26 Ω series resistor | (20) | SN74LVC2244A | |
| 74x2245 | 1 | octal bus transceiver | three-state, 22 Ω series resistor | (20) | SN74LVTH2245 | |
| 74x2253 | 2 | dual 4-line to 1-line multiplexer | three-state, 25 Ω series resistor | (16) | CD74FCT2253 | |
| 74x2257 | 4 | quad 2-line to 1-line multiplexer | three-state, 25 Ω series resistor | (16) | CD74FCT2257 | |
| 74x2273 | 8 | octal D-type flip-flop with common clock and reset | 25 Ω series resistor | (20) | CD74FCT2273 | |
| 74x2373 | 1 | 8-bit transparent latch | three-state, 25 Ω series resistor | (20) | CD74FCT2373 | |
| 74x2374 | 8 | octal D-type flip-flop with common clock | three-state, 25 Ω series resistor | (20) | CD74FCT2374 | |
| 74x2525 | 1 | 8-output clock driver | 14 | 74AC2525 | ||
| 74x2525 | 1 | 8-output clock driver with input multiplexer | 16 | 74AC2526 | ||
| 74x2541 | 1 | 8-bit buffer / line driver, non-inverting | three-state, 25 Ω series resistor | (20) | CD74FCT2541 | |
| 74x2543 | 1 | 8-bit latched transceiver, non-inverting | three-state, 25 Ω series resistor | (24) | CD74FCT2543 | |
| 74x2573 | 1 | 8-bit transparent latch | three-state, 25 Ω series resistor | (20) | CD74FCT2573 | |
| 74x2574 | 8 | octal D-type flip-flop with common clock | three-state, 25 Ω series resistor | (20) | CD74FCT2574 | |
| 74x2620 | 1 | octal bus transceiver / MOS driver, inverting | three-state, 25 Ω series resistor | 20 | SN74AS2620 | |
| 74x2623 | 1 | octal bus transceiver / MOS driver, non-inverting | three-state, 25 Ω series resistor | 20 | SN74AS2623 | |
| 74x2640 | 1 | octal bus transceiver / MOS driver, inverting | three-state, 25 Ω series resistor | 20 | SN74AS2640 | |
| 74x2645 | 1 | octal bus transceiver / MOS driver, non-inverting | three-state, 25 Ω series resistor | 20 | SN74AS2645 | |
| 74x2646 | 1 | octal registered transceiver, non-inverting | three-state, 25 Ω series resistor | (24) | CD74FCT2646 | |
| 74x2652 | 1 | octal registered transceiver, non-inverting | three-state, 25 Ω series resistor | (24) | CD74FCT2652 | |
| 74x2708 | 1 | 576-bit FIFO memory (64x9) | three-state | 28 | 74AC2708 | |
| 74x2725 | 1 | 4608-bit FIFO memory (512x9) | 28 | 74ACT2725 | ||
| 74x2726 | 1 | 4608-bit bidirectional FIFO memory (512x9) | 28 | 74ACT2726 | ||
| 74x2821 | 1 | 10-bit D-type flip-flop | three-state, 25 Ω series resistor | (24) | CD74FCT2821 | |
| 74x2823 | 1 | 9-bit D-type flip-flop with clear | three-state, 25 Ω series resistor | (24) | CD74FCT2823 | |
| 74x2827 | 1 | 10-bit buffer, non-inverting | three-state, 25 Ω series resistor | (24) | CD74FCT2827 | |
| 74x2828 | 1 | 10-bit buffer, inverting | three-state, 25 Ω series resistor | (24) | CD74FCT2828 | |
| 74x2841 | 1 | 10-bit transparent latch | three-state, 25 Ω series resistor | (24) | CD74FCT28141 | |
| 74x2952 | 1 | octal bus transceiver and register, non-inverting | three-state | 24 | SN74LVC2952A | |
| 74x2953 | 1 | octal bus transceiver and register, inverting | three-state | 24 | 74F2953 | |
| 74x2960 | 1 | error detection and correction (EDAC), equivalent to Am2960 | three-state | 48 | MC74F2960 | |
| 74x2961 | 1 | 4-bit EDAC bus buffer, inverting, equivalent to Am2961 | three-state | 24 | MC74F2961A | |
| 74x2962 | 1 | 4-bit EDAC bus buffer, non-inverting, equivalent to Am2962 | three-state | 24 | MC74F2962A | |
| 74x2967 | 1 | controller/driver for 16k/64k/256k dRAM | 48 | SN74ALS2967 | ||
| 74x2968 | 1 | controller/driver for 16k/64k/256k dRAM | 48 | SN74ALS2968 | ||
| 74x2969 | 1 | memory timing controller for use with EDAC | 48 | MC74F2969 | ||
| 74x2970 | 1 | memory timing controller for use without EDAC | 24 | MC74F2970 | ||
| 74x3037 | 4 | quad 2-input NAND | driver 30 Ω | 16 | 74F3037 | |
| 74x3038 | 4 | quad 2-input NAND | open-collector driver 30 Ω | 16 | 74F3038 | |
| 74x3040 | 2 | dual 4-input NAND | driver 30 Ω | 16 | 74F3040 | |
| 74x3244 | 2 | dual 4-bit buffer / line driver | three-state | 20 | IDT74FCT3244 | |
| 74x3245 | 1 | octal bidirectional transceiver | three-state | 20 | IDT74FCT3245 | |
| 74x3573 | 1 | octal transparent latch | three-state | 20 | IDT74FCT3573 | |
| 74x3574 | 1 | octal D-type flip flop | three-state | 20 | IDT74FCT3574 | |
| 74x3807 | 1 | 1-to-10 clock driver | driver | 20 | IDT74FCT3807 | |
| 74x3827 | 1 | 10-bit buffer | three-state | 24 | IDT74FCT3827 | |
| 74x3893 | 1 | quad Futurebus backplane transceiver | open-collector and three-state | (20) | MC74F3893A | |
| 74x3907 | 1 | Pentium clock synthesizer | three-state | (28) | IDT74FCT3907 | |
| 74x3932 | 1 | PLL-based clock driver | three-state | (48) | IDT74FCT3932 | |
| 74x4002 | 2 | dual 4-input NOR gate | 14 | CD74HC4002 | ||
| 74x4015 | 2 | dual 4-bit shift registers | 16 | CD74HC4015 | ||
| 74x4016 | 4 | quad bilateral switch | analog | 14 | CD74HC4016 | |
| 74x4017 | 1 | 5-stage ÷10 Johnson counter | 16 | CD74HC4017 | ||
| 74x4020 | 1 | 14-stage binary counter | 16 | SN74HC4020 | ||
| 74x4022 | 1 | 4-stage ÷8 Johnson counter | 14 | SN74HC4022 | ||
| 74x4024 | 1 | 7-stage ripple carry binary counter | 14 | CD74HC4024 | ||
| 74x4028 | 1 | BCD to decimal decoder | 16 | TC74HC4028P | ||
| 74x4040 | 1 | 12-stage binary ripple counter | 16 | SN74HC4040 | ||
| 74x4046 | 1 | phase-locked loop and voltage-controlled oscillator | 16 | CD74HC4046A | ||
| 74x4049 | 6 | hex inverting buffer | 16 | CD74HC4049 | ||
| 74x4050 | 6 | hex buffer/converter (non-inverting) | 16 | CD74HC4050 | ||
| 74x4051 | 1 | high-speed 8-channel analog multiplexer/demultiplexer | analog | 16 | CD74HC4051 | |
| 74x4052 | 2 | dual 4-channel analog multiplexer/demultiplexers | analog | 16 | CD74HC4052 | |
| 74x4053 | 3 | triple 2-channel analog multiplexer/demultiplexers | analog | 16 | CD74HC4053 | |
| 74x4059 | 1 | programmable divide-by-N counter | 24 | CD74HC4059 | ||
| 74x4060 | 1 | 14-stage binary ripple counter with oscillator | 16 | SN74HC4060 | ||
| 74x4061 | 1 | 14-stage asynchronous binary counter with oscillator | 16 | SN74HC4061 | ||
| 74x4066 | 4 | quad single-pole single-throw analog switch | 14 | SN74HC4066 | ||
| 74x4067 | 1 | 16-channel analog multiplexer/demultiplexer | analog | 24 | CD74HC4067 | |
| 74x4072 | 2 | dual 4-input OR gate | 14 | TC74HC4072 | ||
| 74x4075 | 3 | triple 3-input OR gate | 14 | CD74HC4075 | ||
| 74x4078 | 1 | 8-input OR/NOR gate | 14 | MM74HC4078 | ||
| 74x4094 | 1 | 8-bit three-state shift register/latch | three-state | 16 | CD74HC4094 | |
| 74x4316 | 4 | quad analog switch | analog | 14 | MM74HC4316 | |
| 74x4351 | 1 | 8-channel analog multiplexer/demultiplexer with latch | analog | 20 | CD74HC4351 | |
| 74x4352 | 2 | dual 4-channel analog multiplexer/demultiplexer with latch | analog | 20 | CD74HC4352 | |
| 74x4353 | 3 | triple 2-channel analog multiplexer/demultiplexer with latch | analog | 20 | MC74HC4353 | |
| 74x4510 | 1 | BCD decade up/down counter | 16 | CD74HC4510 | ||
| 74x4511 | 1 | BCD to 7-segment decoder | 16 | CD74HC4511 | ||
| 74x4514 | 1 | 4-to-16 line decoder/demultiplexer, input latches | 24 | CD74HC4514 | ||
| 74x4515 | 1 | 4-to-16 line decoder/demultiplexer with input latches; inverting | 24 | CD74HC4515 | ||
| 74x4516 | 1 | 4-bit binary up/down counter | 16 | CD74HC4516 | ||
| 74x4518 | 2 | dual 4-bit synchronous decade counter | 16 | CD74HC4518 | ||
| 74x4520 | 2 | dual 4-bit synchronous binary counter | 16 | CD74HC4520 | ||
| 74x4538 | 2 | dual retriggerable precision monostable multivibrator | 16 | CD74HC4538 | ||
| 74x4543 | 1 | BCD to 7-segment latch/decoder/driver for LCDs | 16 | CD74HC4543 | ||
| 74x4560 | 1 | 4-bit BCD adder | 16 | MM74HC4560 | ||
| 74x4724 | 1 | 8-bit addressable latch | 16 | SN47HC4724 | ||
| 74x4851 | 1 | 8-channel analog multiplexer/demultiplexer | analog | 16 | SN74HC4851 | |
| 74x5245 | 1 | octal bidirectional transceiver | Schmitt-trigger | three-state | 20 | DM74ALS5245 |
| 74x5555 | 1 | programmable delay timer with oscillator | 16 | 74HC5555 | ||
| 74x5620 | 1 | octal bidirectional transceiver | Schmitt-trigger | three-state | 20 | DM74ALS5620 |
| 74x6301 | 1 | dynamic memory refresh controller, transparent and burst modes, for 16K, 64K, 256K, and 1M dRAM | 52 | SN74ALS6301 | ||
| 74x6302 | 1 | dynamic memory refresh controller, transparent and burst modes, for 16K, 64K, 256K, and 1M dRAM | 52 | SN74ALS6302 | ||
| 74x6323 | 1 | programmable ripple counter with oscillator | three-state | (8) | 74HC6323A | |
| 74x7001 | 4 | quad 2-input AND gate | Schmitt-trigger | 14 | SN74HC7001 | |
| 74x7002 | 4 | quad 2-input NOR gate | Schmitt-trigger | 14 | SN74HC7002 | |
| 74x7007 | 6 | hex buffer | 14 | TC74HCT7007AP | ||
| 74x7014 | 6 | hex non-inverting buffer | Schmitt-trigger | 14 | 74HC7014 | |
| 74x7022 | 1 | 4-stage ÷8 Johnson counter with power-up clear | 14 | SN74HC7022 | ||
| 74x7030 | 1 | 576-bit FIFO memory (64x9) | three-state | 28 | 74HC7030 | |
| 74x7038 | 1 | 9-bit bus transceiver with latch | three-state | 24 | CD74HC7038 | |
| 74x7046 | 1 | phase-locked loop with voltage-controlled oscillator and lock detector | 16 | CD74HC7046A | ||
| 74x7074 | 6 | two inverters, one 3-input NAND, one 3-input NOR, two D-type flip-flops | 24 | SN74HC7074 | ||
| 74x7240 | 1 | octal bus buffer, inverting | Schmitt-trigger | three-state | 20 | TC74HC7240AP |
| 74x7241 | 1 | octal bus buffer, non-inverting | Schmitt-trigger | three-state | 20 | TC74HC7241AP |
| 74x7244 | 1 | octal bus buffer, non-inverting | Schmitt-trigger | three-state | 20 | TC74HC7244AP |
| 74x7245 | 1 | octal bus transceiver, non-inverting | Schmitt-trigger | three-state | 20 | M74HC7245 |
| 74x7266 | 4 | quad 2-input XNOR gate | 14 | SN74HC7266 | ||
| 74x7292 | 1 | programmable divider | 16 | TC74HC7292AP | ||
| 74x7403 | 1 | 256-bit FIFO memory (64x4) | three-state | 16 | 74HC7403 | |
| 74x7404 | 1 | 320-bit FIFO memory (64x5) | three-state | 18 | 74HC7404 | |
| 74x7540 | 8 | octal buffer/line driver, inverting | Schmitt trigger | three-state | 20 | 74HC7540 |
| 74x7541 | 8 | octal buffer/line driver, non-inverting | Schmitt trigger | three-state | 20 | 74HC7541 |
| 74x7597 | 1 | 8-bit shift register with input latches | 16 | 74HC7597 | ||
| 74x7640 | 1 | octal bus transceiver, inverting | Schmitt-trigger | three-state | 20 | M74HC7640 |
| 74x7643 | 1 | octal bus transceiver, non-inverting/inverting | Schmitt-trigger | three-state | 20 | M74HC7643 |
| 74x7645 | 1 | octal bus transceiver, non-inverting | Schmitt-trigger | three-state | 20 | M74HC7645 |
| 74x7731 | 4 | quad 64-bit static shift register | 16 | 74HC7731 | ||
| 74x8003 | 2 | dual 2-input NAND gate | 8 | SN74ALS8003 | ||
| 74x9014 | 9 | nine-wide buffer/line driver, inverting | Schmitt trigger | 20 | 74HC9014 | |
| 74x9015 | 9 | nine-wide buffer/line driver, non-inverting | Schmitt trigger | 20 | 74HC9015 | |
| 74x9046 | 1 | PLL with band gap controlled VCO | 16 | 74HCT9046 | ||
| 74x9114 | 9 | nine-wide inverter | Schmitt-trigger | open-collector | 20 | 74HC9114 |
| 74x9115 | 9 | nine-wide buffer | Schmitt-trigger | open-collector | 20 | 74HC9115 |
| 74x9323 | 1 | programmable ripple counter with oscillator | three-state | (8) | 74HC9323A | |
| 74x40102 | 1 | presettable synchronous 2-decade BCD down counter | 16 | CD74HC40102 | ||
| 74x40103 | 1 | presettable 8-bit synchronous down counter | 16 | CD74HC40103 | ||
| 74x40104 | 4 | 4-bit bidirectional universal shift register | three-state | 16 | CD74HC40104 | |
| 74x40105 | 1 | 64-bit FIFO memory (16x4) | three-state | 16 | CD74HC40105 |