SN74LS169BNSR
Manufacturers：
Texas Instruments
Description：
IC SYNC UP/DWN BIN COUNTR 16SO
SN74LS169BNSRE4
Manufacturers：
Texas Instruments
Description：
IC SYNC UP/DWN BIN COUNTR 16SO
SN74LS169BNSRG4
Manufacturers：
Texas Instruments
Description：
IC COUNTER BINARY 4B 16SO