SN74LS697NSR
Manufacturers：
Texas Instruments
Description：
IC 4-BIT SYNC BIN CNTR 20SO
SN74LS697NSRE4
Manufacturers：
Texas Instruments
Description：
IC 4-BIT SYNC BIN CNTR 20SO
SN74LS697NSRG4
Manufacturers：
Texas Instruments
Description：
IC COUNTER BINARY 4B 20SO