Logic 74xxxx Series

74LS00    Quad 2 input NAND gate

74LS76     Dual JK flip-flops with preset and clear

74LS174     Hex D type flip flop with clear

74LS01    Quad 2 input NAND gate (OC)

74LS83     4 bit full adder

74LS175     Quad D type flip flop with clear

74LS02    Quad 2 input NOR gate

74LS85     4 bit magnitude comparator

74176         Decade Counter

74LS03    Quad 2 input NAND gate

74LS86     Quad 2 input XOR gate

74177         Binary Counter

74LS04     Hex Inverter

74LS90     Decade counter

74LS191     4 bit binary up / down counter

74LS05     Hex Inverter (OC)

74LS91     8-bit shift register

74LS192     BCD up / down counter

74LS06     Hex Inverter buffer/driver

74LS92     Divide by 12 counter

74LS193     4 bit binary up / down counter

74LS08     Quad 2 input AND

74LS93     Binary counter

74LS195     4 bit shift register

74LS09     Quad 2 input AND gate (OC)

74LS95     4 bit shift register

74LS196     Presettable decade counter

74LS10     Triple 3 input NAND gate

74LS107    Dual JK flip-flops with clear

74LS197     Presettable binary counter
74LS11     Triple 3 input AND gate

74LS109    Dual JK pos edge trig flip flop

74199         8-bit shift register
74LS12     Triple 3 input NAND gate (OC) 74LS112    Dual JK neg edge trig flip flop

74LS221     Dual monostable multivibrator

74LS13     Dual 4-input NAND gate Schmitt trigger 74121        Monostable multivibrator 74S225      16x5 FIFO memory

74LS14     Hex Inverter Schmitt trigger

74LS122    Monostable multivibrator

74LS240     Octal buffer/line driver

74LS16     Hex Inverter (OC)

74LS123    Monostable multivibrator

74LS241     Octal 3-state buffer

74LS15     Triple 3 input AND gate (OC)

74LS125    Monostable multivibrator

74LS244     Octal buffer/line driver

74LS20     Dual 4 input NAND gate 74LS132    Quad 2 input NAND gate Schmitt trigger

74LS245     Octal bus tranciever

74LS21     Dual 4 input AND gate

74S133      13 input NAND

74LS251     Data selector / MUX

74LS22     Dual 4 input NAND gate (OC)

74LS136    Quad 2 input XOR (O.C)

74LS257     Quad 2 input mux 3-state

7425         Dual 4 input NOR gate with strobe 74LS138    3-to-8 line decoder/demux

74LS259     8 bit addresable latch

74LS27     Triple 3 input OR gate  74LS139    Dual 1-of-4 decoder/demux

74LS266     Quad 2 input XOR (O.C)

74LS147    10 line - 4 line octal priority encoder

74LS273     Octal D type flip flop with clear

74LS148    8 line - 3 line octal priority encoder

74LS280     9 bit odd / even parity generator

74LS30     8 input NAND gate

74150       Data selector/mux

74LS298     Quad 2 input MUX with storage

74LS32     Quad 2 input OR gate

74LS151    8 input MUX

74LS299     8 bit universal shift register

74LS38     Quad 2 input NAND gate Buffer

74LS153    Dual 4-to-1 Multiplexer 74LS323     8-Bit Shift register

74LS42     BCD to DEC decoder

74LS154    4-to16 decoder/demux

74LS367     Hex bus driver

7445         BCD to DEC decoder 74LS155    Dual 2 line to 4 line decoder / demux

74LS368     Hex bus driver with invereters

74LS47     BCD to 7 seg decoder/driver

74LS156    Dual 2 line to 4 line decoder / demux (O.C)

74LS373     Octal transparent latch

74LS48     BCD to 7 seg decoder/driver

74LS157    Quad 2 input MUX

74LS374     Octal D type flip flop 3-state
74LS51     AND/OR/INVERT gate

74LS158    Quad 2 input MUX with invereted outputs

74LS390     Dual 4 bit decade counter

74LS54     AND/OR/INVERT gate

74LS160    BCD decade counter 74LS393     Dual 4 bit binary counter
74F64       AND/OR/INVERT gate 74LS161    Synchronous 4 bit binary counter 74LS395     4 bit shift register
7470         JK flip flop  74LS162    BCD decade counter counter 74LS540     Octal buffer 3-state
7472         JK M/S flip flop  74LS163    Asynchronous 4 bit binary counter 74LS541     Octal buffer 3-state outputs

74LS73     Dual JK flip flop with clear

74LS164    8 bit SIPO shift register

74LS74     Dual D-Type flip-flops with preset and clear

74LS165    8 bit PISO shift register

74LS75     4 bit bistable latch

74LS166     8 bit PIPO shift register