- CD54AC191
Presettable Synchronous 4-Bit Binary Up/Down Counter - CD54AC1913A
Presettable Synchronous 4-Bit Binary Up/Down Counters - CD54AC191F3A
Presettable Synchronous 4-Bit Binary Up/Down Counter - CD54AC193
Presettable Synchronous 4-Bit Binary Up/Down Counter with Reset - CD54AC1933A
Presettable Synchronous 4-Bit Binary Up/Down Counter with Reset - CD54AC193F3A
Presettable Synchronous 4-Bit Binary Up/Down Counter with Reset