8-Bit Synchronous Up/Down Counter, 50MHz, 5.5V, PDIP
Counter Single 8-Bit Sync Binary UP/Down 24-Pin PDIP Tube
8-Bit Bidirectional Synchronous Counter, PDIP, 50MHz, 5V
Synchronous 8-Bit Up/Down Counters 24-PDIP 0 to 70