SN74LS423N
Manufacturers：
Texas Instruments
Description：
IC DUAL MONO MULTIVIBE 16-DIP
SN74LS423NE4
Manufacturers：
Texas Instruments
Description：
IC DUAL MONO MULTIVIBE 16-DIP
SN74LS423NSR
Manufacturers：
Texas Instruments
Description：
IC RETRG MONO MULTVIB DUAL 16SO