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Part Number 74HC191
Description Synchronous Binary Up/Down Counters
Info MM54HC190 MM74HC190 MM54HC191 MM74HC191 January 1.
Manufacture National Semiconductor
for PC Download 74HC191 Datasheet



Part Number 74HC191
Description Presettable synchronous 4-bit binary up/down counter
Info 74HC191 Presettable synchronous 4-bit binary up/d.
Manufacture NXP
for PC Download 74HC191 Datasheet



Part Number 74HC191
Description Presettable synchronous 4-bit binary up/down counter
Info 74HC191 Presettable synchronous 4-bit binary up/d.
Manufacture nexperia
for PC Download 74HC191 Datasheet



Part Number 74HC191D
Description Presettable synchronous 4-bit binary up/down counter
Info 74HC191 Presettable synchronous 4-bit binary up/d.
Manufacture nexperia
for PC Download 74HC191D Datasheet



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