General logic ICs of the 74xx series

This is a list of number of pins and the function of general-purpose logic ICs of the 74xx series.

NameNamed Function of the ICPins
00Quad 2-Input NAND Gate14
02Quad 2-Input NOR Gate14
03Quad 2-Input NAND Gate Open Drain14
04Hex Inverter14
U04Hex Inverter14
05Hex Inverter Open Drain14
06Hex Inverter Buffers/Drivers Open Drain14
07Hex BufferOpen Drain14
08Quad 2-Input AND Gate14
09Quadruple 2-Input Positive-AND Gates With Open-Collector Outputs14
10Triple 3-Input NAND Gate14
11Triple 3-Input AND Gate14
14Hex Schmitt Inverter14
16Hex Inverter14
20Dual 4-Input NAND Gate14
21Dual 4-Input AND Gate14
27Triple 3-Input NOR Gate14
308-Input NAND Gate14
32Quad 2-Input OR Gate14
3313-Input NAND Gate14
38Quad 2-Input NAND Gate14
42BCD-to-Decimal Decoder16
45BCD to Decimal Decoder16
73Dual J-K Flip-Flop with Preset and Clear14
74Dual D-Type Flip-Flop with Preset and Clear14
754-bit Bistable Latch16
854-Bit Magnitude Comparator16
86Quad Exclusive -OR Gate14
107Dual J-K Flip-Flop with Clear14
109Dual J-K Flip-Flop with Preset and Clear16
112Dual J-K Flip-Flop with Preset and Clear16
121Monostable Multivibrator14
122Retriggerable Monostable Multivibrator14
123ADual Monostable Multivibrator16
125Quad Bus Buffer3-State14
126Quad Bus Buffer3-State14
128Hex OR-Gate Line Driver14
132Quad 2-Input Schmitt NAND Gate14
13313-Input NAND Gate16
1373 to 8 Line Decoder with Address Latch16
1383-to-8 Line Decoder16
139Dual 2-to-4 Line Decoder16
14710 to 4 Line Priority Encoder16
1488-to-3 Line Priority Encoder16
1518-Channel Multiplexer16
153Dual 4-Channel Multiplexer16
1544-to-16 Line Decoder24
155Dual 2-to-4 Line Decoder16
157Quad 2-Channel Multiplexer16
158Quad 2-Channel Multiplexerinverted16
161Sync. Binary Counter with Async. Clear16
163Sync. Binary Counter with Sync. Clear16
1648-bit serial in / parallel-out shift register14
1658-bit parallel-in / serial-out shift register16
1668-bit parallel-in / serial-out shift register16
173Quad D-Type Register3-State16
174Hex D-Type Flip-Flop with Clear16
175Quad D-Type Flip-Flop with Clear16
1914-bit BInary up/down Counter16
193Sync. up/down Binary Counter16
221ADual Monostable Multivibrator16
2373-to-8 Line Decoder/Latch16
2383-to-8 Line Decoder16
240Octal Bus Buffer3-state, inverted20
241Octal Bus Buffer3-state20
244Octal Bus Buffer3-state20
245Octal Bus Transceiver3-state20
2518-Channel Multiplexer3-state16
253Dual 4-Channel Multiplexer3-state16
257Quad 2-Channel Multiplexer3-state16
2598-Bit Addressable Latch16
273Octal D-Type Flip-Flop with Clear20
279Quad S-R Latch16
2809-Bit Parity Generator/Checker14
2834-Bit Binary Full Adder16
294Programmable Frequency Divider/Timer16
2998-Bit PIPO Shift Register20
3548 to 1 Line Date Selector/MultiPrexer20
365Hex Bus Buffer3-state16
366Hex Bus Buffer3-state, inverted16
367Hex Bus Buffer3-state16
368Hex Bus Buffer3-state, inverted16
373Octal D-Type Latch3-state20
374Octal D-Type Flip-Flop3-state20
375Quad D-Type Latch16
377Octal D-Type Flip-Flop20
390Dual Decade Counter16
393Dual Binary Counter14
423ADual Monostable Multivibrator16
5218-Bit Equality Comparator20
534Octal D-Type Flip-Flop3-State, Inverted20
540Octal Bus Buffer3-state, inverted20
541Octal Bus Buffer3-state20
564Octal D-Type Flip-Flop3-State, Inverted20
573Octal D-Type Latch3-state20
574Octal D-Type Flip-Flop3-state20
580Octal D-Type Latch3-state20
5908-Bit Binary Counter/register3-state16
5928-Bit Register/Binary Counter16
5948-Bit Shift Registers With Output Registers16
5958-Bit Shift Register/Latch3-state16
5978-Bit Latch/Shift Register16
624Single Voltage-controlled oscillator14
640Octal Bus Transceiver3-state, inverted20
645Octal Bus Transceiver3-state20
646Octal Bus TransceiverRegister3-State24
652Octal Bus TransceiverRegister3-State24
6704-Word x 4-Bit Register File3-state16
67416-bit Serial In/Out Parallel-Out Storage register24
6888-Bit Equality Comparator20
697U/D 4-Bit Binary Counter/register3-state20
873Dual 4 bit D-Type Latch3-state24
2244Octal Bus Buffer 3-State20
2245Octal Bus Transceiver20
3245Octal Bus Transceiver3-state24
C3245Dual Supply Octal Bus Transceiver3-state24
4002Dual 4-Input Positive NOR Gate14
4017Decade Counter/Divider16
402014-Stage Binary Counter16
40247-Stage Binary Counter14
4028BCD-to-Decimal Decoder16
404012-Stage Binary Counter16
4046Phase-Locked Loop with VCO16
4049Hex-Inverting Buffer/Converter16
4050Hex Non-Inverting Buffer/Converter16
4051Single 8-Channel Analog Multiplexer/Demultiplexer16
4051ASingle 8-Channel Analog Multiplexer/Demultiplexer16
4052Dual 4-Channel Analog Multiplexer/Demultiplexer16
4052ADual 4-Channel Analog Multiplexer/Demultiplexer16
4053Triple 2-Channel Analog Multiplexer/Demultiplexer16
4053ATriple 2-Channel Analog Multiplexer/Demultiplexer16
406014-Stage Binary Counter/Oscillator16
4066Quad Bilateral Switch14
4072Dual 4-Input Positive OR Gate14
4075Triple 3-Input Positive OR Gate14
40788-Input Positive OR/NOR Gate14
40948-Stage Shift-and-Store Bus Register16
4245Dual Supply Octal Bus Transceiver3-state24
4511BCD-to-7-Segment Latch/Decoder/Driver16
45144-Bit Latch4-to-16 Line Decoder24
4520Dual Binary up Counter16
4538Dual Precision Mono Multivibrator16
7046Phase-Locked Loop with VCO16
7240Octal Bus Buffer3-state, inverted20
7244Octal Bus Buffer3-state20
7266Quad Exclusive-NOR Gate14
7292Programmable Divider/Timer16
1624016-Bit Bus Buffer 3-State48
1624116-Bit Bus Buffer 3-State48
1624416-Bit Bus Buffer 3-State48
1624516-Bit Bus Transceiver3-State48
1637316-Bit D-Type Latch3-State48
1637416-Bit D-Type Flip-Flop3-State48
1664616-Bit Bus TransceiverRegister3-State56
1665216-Bit Bus TransceiverRegister3-State56
40102Dual BCD Programmable down Counter16
401038-Bit Binary Programmable down Counter16
401054-Bit×16-Word FIFO Register16
163245Dual Supply 16-Bit Bus Transceiver with Series Res48
164245Dual Supply 16-Bit Bus Transceiver with Series Res48

As there are many suppliers, please see the data sheet of each supplier for details.