Logic Family 74XX

The 74XX Familiy is a widely used Collection of Standard Logic Circuits. Here you will find a short description of almost every member of this Family

7400 Quad Dual Input NAND {MC74ACT00N,DM74ALS00AN} in a 14-Pin Package (DIL / SMD)
7401 Quad Dual Input NAND gate (Open Collector) in a 14-Pin Package (DIL / SMD)
7402 Quad Dual Input NOR gate in a 14-Pin Package (DIL / SMD)
7403 Quad Dual Input NAND gate (Open Collector) in a 14-Pin Package (DIL / SMD)
7404 Hex Inverter {SN7404N} {MC74F04N} in a 14-Pin Package (DIL / SMD)
7405 Hex Inverter (Open Collector) {HD74LS05P} (Keyboard) in a 14-Pin Package (DIL / SMD)
7406 Hex 30V/40mA Inverter in a 14-Pin Package (DIL / SMD)
7407 Hex Buffer/Driver (Open Collector) in a 14-Pin Package (DIL / SMD)
7408 Quad Dual Input AND gate in a 14-Pin Package (DIL / SMD)
7409 Quad Dual Input AND gate (Open Collector) {SN74LS09N} in a 14-Pin Package (DIL / SMD)
7410 Triple Triple Input NAND gate {SN74LS10} in a 14-Pin Package (DIL / SMD)
7411 Triple Triple Input AND gate in a 14-Pin Package (DIL / SMD)
7412 Triple Triple Input AND gate in a 14-Pin Package (DIL / SMD)
7413 Dual Schmitt Trigger NAND in a 14-Pin Package (DIL / SMD)
7414 Hex Schmitt Trigger Inverter in a 14-Pin Package (DIL / SMD)
7415 Triple Tri-State AND gate in a 14-Pin Package (DIL / SMD)
7416 Hex 15V/40mA Inverter in a 14-Pin Package (DIL / SMD)
7417 Hex 15V/40mA Buffer in a 14-Pin Package (DIL / SMD)
7420 Dual Quad Input NAND gate in a 14-Pin Package (DIL / SMD)
7421 Dual Quad Input AND gate in a 14-Pin Package (DIL / SMD)
7422 Dual Quad Input NAND gate (Open Collector) in a 14-Pin Package (DIL / SMD)
7423 Dual Quad Input NOR gate with strobe in a 16-Pin Package (DIL / SMD)
7424 Dual Quad Input NOR gate
7425 Dual Quad Input NOR gate with strobe in a 14-Pin Package (DIL / SMD)
7426 Quad Dual Input NAND gate in a 14-Pin Package (DIL / SMD)
7427 Triple Triple Input NOR gate in a 14-Pin Package (DIL / SMD)
7428 Quad Dual Input NOR Buffer in a 14-Pin Package (DIL / SMD)
7430 8 Input NAND gate in a 14-Pin Package (DIL / SMD)
7432 Quad Dual Input OR gate in a 14-Pin Package (DIL / SMD)
7433 Quad Dual Input NOR Buffer in a 14-Pin Package (DIL / SMD)
7437 Quad Dual Input NAND Buffer in a 14-Pin Package (DIL / SMD)
7438 Quad Dual Input NAND Buffer (Open Collector) in a 14-Pin Package (DIL / SMD)
7439 Quad Dual Input NAND Buffer (Open Collector) in a 14-Pin Package (DIL / SMD)
7440 Dual Quad Input NAND Buffer in a 14-Pin Package (DIL / SMD)
7442 BCD to Decimal Decoder/Driver in a 16-Pin Package (DIL / SMD)
7445 BCD to Decimal Decoder/Driver in a 16-Pin Package (DIL / SMD)
7446 BCD to 7 Segment LED Decoder/Driver in a 16-Pin Package (DIL / SMD)
7447 BCD to 7 Segment LED Decoder/Driver in a 16-Pin Package (DIL / SMD)
7448 BCD to 7 Segment LED Decoder in a 16-Pin Package (DIL / SMD)
7449 BCD to 7 Segment LED Decoder in a 14-Pin Package (DIL / SMD)
7450 Dual Dual Input AND inverter in a 14-Pin Package (DIL / SMD)
7451 Dual Dual Input AND/OR in a 14-Pin Package (DIL / SMD)
7453 4 Wide AND/OR inverter gate in a 14-Pin Package (DIL / SMD)
7454 Quad Dual Input Inverter in a 14-Pin Package (DIL / SMD)
7464 4-2-3-2 Input AND/OR inverter
7470 Gated edge-triggered JK Flip-Flop in a 14-Pin Package (DIL / SMD)
7472 J-K Master/Slave Pulse-Triggered J-K FF in a 14-Pin Package (DIL / SMD)
7473 Dual J-K Flip-Flop with Clear in a 14-Pin Package (DIL / SMD)
7474 Dual D Flip-Flop With Preset and Clear in a 14-Pin Package (DIL / SMD)
7475 4-bit Bistable Latch in a 16-Pin Package (DIL / SMD)
7476 Dual J-K Flip-Flop in a 16-Pin Package (DIL / SMD)
7478 Dual Edge Triggered J-K Flip-Flop in a 14-Pin Package (DIL / SMD)
7480 Gated Full Adder in a 14-Pin Package (DIL / SMD)
7483 4-bit Binary Full Adder in a 16-Pin Package (DIL / SMD)
7485 4-bit Magnitude Comparator in a 16-Pin Package (DIL / SMD)
7486 Quad Dual Input XOR gate in a 14-Pin Package (DIL / SMD)
7489 64-bit RAM, open collector output in a 16-Pin Package (DIL / SMD)
7490 Decade Counter in a 14-Pin Package (DIL / SMD)
7491 8-bit Shift Register in a 14-Pin Package (DIL / SMD)
7492 Divide by 12 Counter
7493 Divide by 16 Counter in a 14-Pin Package (DIL / SMD)
7495 4-bit Right/Left Shift Register in a 14-Pin Package (DIL / SMD)
7496 5-bit Shift Register
7497 6-bit Rate Multiplier in a 16-Pin Package (DIL / SMD)
74100 8-bit Bistable Latch
74107 Dual J-K Flip-Flop in a 14-Pin Package (DIL / SMD)
74109 Dual J-K Pos. Flip-Flop in a 16-Pin Package (DIL / SMD)
74112 Dual J-K Neg. Flip-Flop in a 16-Pin Package (DIL / SMD)
74113 Dual J-K edge Triggered Flip-Flop w/ Preset in a 14-Pin Package (DIL / SMD)
74114 Dual J-K Neg. Edge Flip-Flop w/Com Clk & Clr Na
74116 Dual 4-bit with clear latch in a 24-Pin Package (DIL / SMD)
74120 Dual Pulse Sync/Driver in a 16-Pin Package (DIL / SMD)
74121 Monostable Multivibrator in a 14-Pin Package (DIL / SMD)
74122 Retriggerable Monostable Multivibrator
74123 Dual Reset Multivibrator in a 16-Pin Package (DIL / SMD)
74125 Quad Bus Buffer gate in a 14-Pin Package (DIL / SMD)
74126 Quad Bus Buffer gate in a 14-Pin Package (DIL / SMD)
74128 Quad Dual Input Schmitt Trigger NOR Buffer in a 14-Pin Package (DIL / SMD)
74132 Quad Dual Input Schmitt Trigger NAND gate in a 14-Pin Package (DIL / SMD)
74133 13 Input NAND gate in a 16-Pin Package (DIL / SMD)
74134 12 Input NAND gate Tri-State in a 16-Pin Package (DIL / SMD)
74135 Quad XOR/NOR gate in a 16-Pin Package (DIL / SMD)
74136 Quad XOR gate
74137 3 to 8 line Decoder/Dmultiplexer in a 16-Pin Package (DIL / SMD)
74138 Expandable 3/8 Decoder in a 16-Pin Package (DIL / SMD)
74139 Dual Expandable 2/4 Decoder in a 16-Pin Package (DIL / SMD)
74140 Dual Quad Input NAND 50? Driver in a 14-Pin Package (DIL / SMD)
74141 1 of 10 Decoder/Driver/Nixie
74143 4-bit 7-segment counter/latch in a 24-Pin Package (DIL / SMD)
74145 1 of 10 Decoder/Driver in a 16-Pin Package (DIL / SMD)
74147 10-4 Line Encoder in a 16-Pin Package (DIL / SMD)
74148 Octal Encoder in a 16-Pin Package (DIL / SMD)
74150 16 Input Multiplexer in a 24-Pin Package (DIL / SMD)
74151 8 Input Multiplexer in a 16-Pin Package (DIL / SMD)
74153 Dual Quad Input Multiplexer in a 16-Pin Package (DIL / SMD)
74154 1 of 16 Decoder/Demultiplexer in a 24-Pin Package (DIL / SMD)
74155 Dual 2-4 Decoder/Demultiplexer in a 16-Pin Package (DIL / SMD)
74156 Dual 2-4 Decoder/Demultiplexer in a 16-Pin Package (DIL / SMD)
74157 Quad Dual Input Multiplexer in a 16-Pin Package (DIL / SMD)
74158 Quad 2/1 Multiplexer in a 16-Pin Package (DIL / SMD)
74159 1 of 16 decoder/demultiplexer (Open Collector) in a 24-Pin Package (DIL / SMD)
74160 BCD Decade Counter in a 16-Pin Package (DIL / SMD)
74161 Syncronous Binary Counter 4-bit in a 16-Pin Package (DIL / SMD)
74162 BCD Decade Counter in a 16-Pin Package (DIL / SMD)
74163 Syncronous Binary Counter in a 16-Pin Package (DIL / SMD)
74164 Serial In/ Parallel Out Register in a 14-Pin Package (DIL / SMD)
74165 8-bit Parallel to Serial Converter
74166 8-bit Shift Register in a 16-Pin Package (DIL / SMD)
74167 Sync Decade Rate Multiplier in a 16-Pin Package (DIL / SMD)
74168 4-bit Up/Down Sync Decade Counter in a 16-Pin Package (DIL / SMD)
74169 4-bit Up/Down Sync Binary Counter in a 16-Pin Package (DIL / SMD)
74170 4x4 Register File in a 16-Pin Package (DIL / SMD)
74172 16-bit Mult Port Register File in a 24-Pin Package (DIL / SMD)
74173 4-bit D Register 3-State in a 16-Pin Package (DIL / SMD)
74174 Hex D Flip-Flop in a 16-Pin Package (DIL / SMD)
74175 Quad D Flip-Flop in a 16-Pin Package (DIL / SMD)
74176 Preset Decade Counter 35MHz in a 14-Pin Package (DIL / SMD)
74177 Preset Binary Counter 35MHz in a 14-Pin Package (DIL / SMD)
74180 9-bit Odd/Even Parity Generator in a 14-Pin Package (DIL / SMD)
74181 4-bit Arithmetic Logic in a 24-Pin Package (DIL / SMD)
74182 Look ahead Carry Generator in a 16-Pin Package (DIL / SMD)
74184 BCD to Binary Converter
74185 Binary to BCD Converter
74188 256-bit PROM (TBP18SA030) in a 16-Pin Package (DIL / SMD)
74189 16x4 SRAM in a 16-Pin Package (DIL / SMD)
74190 BCD/Decade Up/Down Counter in a 16-Pin Package (DIL / SMD)
74191 Up/Down Binary Converter 4-bit in a 16-Pin Package (DIL / SMD)
74192 Up/Down Decade Counter BCD in a 16-Pin Package (DIL / SMD)
74193 Up/Down Binary Counter 4-bit in a 16-Pin Package (DIL / SMD)
74194 4-bit Bidirectional Universal Shift Reg. in a 16-Pin Package (DIL / SMD)
74195 Universal 4-bit Shift Register in a 16-Pin Package (DIL / SMD)
74196 Preset Decade Counter in a 14-Pin Package (DIL / SMD)
74197 Preset Binary Counter in a 14-Pin Package (DIL / SMD)
74198 8-bit Bidirectional Universal Shift Reg. in a 24-Pin Package (DIL / SMD)
74219 64-Bit RAM w/ Tristate Outputs
74221 Dual Monostable Multivibrator in a 16-Pin Package (DIL / SMD)
74238 3 to 8 line Decoder/Demultiplexer in a 16-Pin Package (DIL / SMD)
74240 Tri-State Octal Line Driver in a 20-Pin Package (DIL / SMD)
74241 Tri-State Octal Line Driver in a 20-Pin Package (DIL / SMD)
74242 Quad Bus Transceiver
74243 Tri-State Quad Bus Transceiver in a 14-Pin Package (DIL / SMD)
74244 Octal Tri-State Octal Line Driver in a 20-Pin Package (DIL / SMD)
74245 Tri-State Octal Transcender in a 20-Pin Package (DIL / SMD)
74247 BCD to 7-Segment Decoder/Driver in a 16-Pin Package (DIL / SMD)
74248 BCD to 7-Segment Decoder/Driver in a 16-Pin Package (DIL / SMD)
74249 BCD to 7-Segment Decoder/Driver in a 16-Pin Package (DIL / SMD)
74251 Tri-State 8/1 Multiplexer in a 16-Pin Package (DIL / SMD)
74253 Dual Tri-State 4/1 Multiplexer in a 16-Pin Package (DIL / SMD)
74257 Quad 2/1 Multiplexer in a 16-Pin Package (DIL / SMD)
74258 Quad 2/1 Multiplexer in a 16-Pin Package (DIL / SMD)
74259 8-bit Addressable Latch in a 16-Pin Package (DIL / SMD)
74260 Dual 5 Input NOR gate in a 14-Pin Package (DIL / SMD)
74265 Quad Comp-Out Element in a 16-Pin Package (DIL / SMD)
74266 Quad Dual Input XNOR gate (Open Collector) in a 14-Pin Package (DIL / SMD)
74273 Octal D Flip-Flop in a 20-Pin Package (DIL / SMD)
74278 4-bit Priority Register in a 14-Pin Package (DIL / SMD)
74279 Quad Set/Reset Latch in a 16-Pin Package (DIL / SMD)
74280 Octal D Flip-Flop in a 14-Pin Package (DIL / SMD)
74283 4-bit Full Adder in a 16-Pin Package (DIL / SMD)
74287 1024bit PROM (6301) in a 16-Pin Package (DIL / SMD)
74288 256-bit PROM (TB18S030N) in a 16-Pin Package (DIL / SMD)
74289 64-bit RAM Open Collector Outputs in a 16-Pin Package (DIL / SMD)
74290 Decade Counter in a 14-Pin Package (DIL / SMD)
74293 4-bit Binary Ripple Counter in a 14-Pin Package (DIL / SMD)
74298 Quad Two Port Register in a 16-Pin Package (DIL / SMD)
74299 8 Input Shift/Storage Register in a 20-Pin Package (DIL / SMD)
74322 Octal Serial/Parallel Register with Sign Extend
74323 Octal Shift/Storage Reg w/Sync Rst & Common I/O
74348 8 to 3 Priority Register in a 16-Pin Package (DIL / SMD)
74350 4-Bit Shifter with 3-STATE Outputs
74352 Dual 4 input Multiplexer (MUX)
74353 Dual 4-bit Multiplexer, Inverting Output in a 16-Pin Package (DIL / SMD)
74365 Hex Three State Buffer in a 16-Pin Package (DIL / SMD)
74366 Hex Three State Inverting Buffer in a 16-Pin Package (DIL / SMD)
74367 Hex Three State Buffer in a 16-Pin Package (DIL / SMD)
74368 Hex Three State Inverting Buffer in a 16-Pin Package (DIL / SMD)
74373 Octal Transparent (D) Latch in a 20-Pin Package (DIL / SMD)
74374 Octal D Flip-Flop Tri-State in a 20-Pin Package (DIL / SMD)
74375 4-bit Bisettable Latch in a 16-Pin Package (DIL / SMD)
74377 Octal D Flip-Flop With Clock Enable in a 20-Pin Package (DIL / SMD)
74378 Hex D Flip-Flop With Clock Enable in a 16-Pin Package (DIL / SMD)
74379 Quad D Flip-Flop With Clock Enable in a 16-Pin Package (DIL / SMD)
74381 ALU/Function Generator in a 20-Pin Package (DIL / SMD)
74382 4 bit Arithmetic Logic Unit (ALU)
74386 Quad Dual Input XOR gate in a 14-Pin Package (DIL / SMD)
74387 1024-bit PROM (Open Collector) in a 16-Pin Package (DIL / SMD)
74390 Dual Decade Ripple Counter in a 16-Pin Package (DIL / SMD)
74393 Dual Modulo 16 Counter in a 14-Pin Package (DIL / SMD)
74396 Octal Storage Register in a 16-Pin Package (DIL / SMD)
74398 Quad 2 port Register
74399 Quad Dual Input Multiplexer, Dual Port Register in a 16-Pin Package (DIL / SMD)
74401 Cyclic Redundancy Check (CRC) Gen/Check
74402 Serial Data Polynomial Generator/Checker
74413 64x4 FIFO w/Parallel I/O
74425 Quad Bus Buffer in a 14-Pin Package (DIL / SMD)
74426 Quad Bus Buffer in a 14-Pin Package (DIL / SMD)
74433 FIFO
74472 512x8 3-state PROM in a 20-Pin Package (DIL / SMD)
74474 512x8 3-State PROM in a 24-Pin Package (DIL / SMD)
74490 Dual BCD decade ripple counter in a 16-Pin Package (DIL / SMD)
74521 Octal Comparator in a 20-Pin Package (DIL / SMD)
74524 Octal Registered Comparator
74533 Octal Transparent Latch w/tristate output
74534 Octal D Flip-Flop
74537 1 of 10 decoder w/tristate outputs
74538 1 of 8 decoder w/tristate outputs
74539 Dual 1 of 4 decoder w/tristate outputs
74540 Octal Tri-State Inverter Buffer in a 20-Pin Package (DIL / SMD)
74541 Octal Non-Inverting Buffer/ Line Driver in a 20-Pin Package (DIL / SMD)
74543 Octal Registered Transceiver
74544 Octal Registered Transceiver (Inverting)
74545 Octal Bidirectional Transceiver w/tristate output
74552 Octal Registered Transceiver w/parity & flags
74563 Octal D Latch w/tristate outputs
74564 Octal D Flip-Flop w/tristate outputs
74569 4-bit bidirectional counter w/tristate out
74571 512x4 3-State PROM in a 16-Pin Package (DIL / SMD)
74573 Octal D Latch w/tristate outputs in a 20-Pin Package (DIL / SMD)
74574 Octal D Flip-Flop w/tristate outputs in a 20-Pin Package (DIL / SMD)
74579 8-bit binary counter w/tristate outputs
74583 4-bit BCD Adder
74590 8-bit Three-State Binary Counter in a 16-Pin Package (DIL / SMD)
74595 8-bit Serial to Parallel Shift Register in a 16-Pin Package (DIL / SMD)
74620 Octal Inverting bus transceiver w/tristate output
74623 Octal Inverting bus transceiver w/tristate output
74624 Voltage Controlled Oscillator in a 14-Pin Package (DIL / SMD)
74629 Dual Voltage Controlled Oscillator in a 16-Pin Package (DIL / SMD)
74640 Tri-State Octal Bus Transceiver in a 20-Pin Package (DIL / SMD)
74641 Octal Bus Transceiver (Open Collector)
74644 Octal Bus Transceiver (Open Collector)
74645 Tri-State Octal Bus Transceiver in a 20-Pin Package (DIL / SMD)
74646 Octal Trans/Reg Three-State (.3" Wide) in a 24-Pin Package (DIL / SMD)
74648 Octal bus transceiver w/tristate output
74651 transceiver/register
74652 transceiver/register
74657 Octal bidir xceive w/8bit parity gen/chk & 3state
74670 4x4 Register File 3-State in a 16-Pin Package (DIL / SMD)
74673 16bit Ser/Parallel shift reg w/com ser i/o
74675 16bit Serial/Parallel shift reg
74676 16bit Parallel/Serial shift reg
74682 8-bit Comparator in a 20-Pin Package (DIL / SMD)
74684 8-bit Comparator in a 20-Pin Package (DIL / SMD)
74685 8-bit Comparator in a 20-Pin Package (DIL / SMD)
74688 8-bit Magnitude Comparitor (AM25LS2521) in a 20-Pin Package (DIL / SMD)
74779 8bit bidir binary counter w/tristate output
74794 8bit register w/readback
74821 10bit D Flip Flop
74823 9bit D Flip Flop
74825 8bit D Flip Flop
74827 10bit buffer/line driver
74828 10bit buffer/line driver
74841 10bit transparent latch
74843 9bit transparent latch
74845 8bit transparent latch
74899 9bit latchable transceiver w/parity gen/chk
74900 9bit 3port latchable datapath multiplexer
74902 Hex Non-Inverting TTL Buffer in a 14-Pin Package (DIL / SMD)
74903 Hex Inverting Buffer in a 14-Pin Package (DIL / SMD)
74905 12-bit Successive Approximation Register in a 24-Pin Package (DIL / SMD)
74906 Hex Open Drain N-Channel Buffer in a 14-Pin Package (DIL / SMD)
74907 Hex Open Drain P-Channel Buffer in a 14-Pin Package (DIL / SMD)
74911 4-digit expandable Display Cont in a 28-Pin Package (DIL / SMD)
74914 Hex Schmitt Trigger ? in a 14-Pin Package (DIL / SMD)
74921 1024-bit Static SG CMOS RAM in a 22-Pin Package (DIL / SMD)
74922 16-key Encoder in a 18-Pin Package (DIL / SMD)
74923 20-key Encoder in a 20-Pin Package (DIL / SMD)
74925 4-digit Counter/Multiplexer/7-Seg Display in a 16-Pin Package (DIL / SMD)
74928 4-digit Counter/Multiplexer/7-Seg Display in a 18-Pin Package (DIL / SMD)
74942 {MM74HC942N} (Modem) in a 20-Pin Package (DIL / SMD)
741056 8-Bit Schottky Barrier Diode Array
741071 18-Bit Undershoot/Overshoot Clamp w/ESD Pro
741074 Dual D Flip Flop
742240 Octal Buffer/Line Drv w/25 Ohm Resistors
742243 Quad Bus Transceiver w/25 Ohm Resistors
742244 Octal Buffer/Line Driver w/25 ohm resistors
742245 Octal bidirectional transceiver w/tristate output
744002 Dual Quad Input NOR
744017 Decade Counter / Divider in a 16-Pin Package (DIL / SMD)
744020 14-Stage Ripple Carry Counter in a 16-Pin Package (DIL / SMD)
744024 7-Stage Ripple Carry Counter in a 14-Pin Package (DIL / SMD)
744040 12-stage Ripple Carry Counter in a 16-Pin Package (DIL / SMD)
744046 Phase Locked Loop in a 16-Pin Package (DIL / SMD)
744049 Hex Invering Buffer in a 16-Pin Package (DIL / SMD)
744050 Hex Non-Inverting Buffer in a 16-Pin Package (DIL / SMD)
744051 8-channel Analog Mux/Demux in a 16-Pin Package (DIL / SMD)
744060 14-Stage Ripple Carry Counter in a 16-Pin Package (DIL / SMD)
744066 Quad Analog Switch in a 14-Pin Package (DIL / SMD)
744075 Triple Triple Input OR
744351 Analog Multiplexer with Latch in a 20-Pin Package (DIL / SMD)
744511 BCD to 7-Segment Latch/Decoder in a 16-Pin Package (DIL / SMD)
744538 Dual Monostable Multivibrator in a 16-Pin Package (DIL / SMD)
749240 9bit buffer/line driver w/tristate outputs
749244 9bit buffer/line driver w/tristate outputs
749245 9bit bidir transceiver w/tristate outputs
7416245 16bit transceiver w/tristate outputs
7416540 16bit buffer/line driver w/tristate outputs
7425900 9bit 3port latchable datapath MUX w/25 ohm

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