SN74HC393N
Manufacturers：
Texas Instruments
Description：
IC DUAL 4-BIT BIN CNTR 14-DIP
SN74HC393NE4
Manufacturers：
Texas Instruments
Description：
IC COUNTER DUAL 4BIT BIN 14-DIP
SN74HC393NSR
Manufacturers：
Texas Instruments
Description：
IC COUNTER BIN 4BIT DUAL 14SO
SN74HC393NSRE4
Manufacturers：
Texas Instruments
Description：
IC COUNTER DUAL 4BIT BIN 14SO