54HC191 counters equivalent, 4-bit synchronous up/down binary counters.
of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION D.
ordering information
The ’HC191 devices are 4-bit synchronous, reversible, up/down binary counters. Synchronous counting operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when .
Image gallery
TAGS