Parallel In Parallel Out, TTL/H/L Series, 8-Bit, Bidirectional, True Output, TTL, PDIP24, DIP-24
Synchronous Binary 4-Bit Up/Down Counters (Dual Clock with Clear) 16-PDIP 0 to 70
4-Line To 16-Line Decoders/Demultiplexers With Open Collector Outputs 24-PDIP 0 to 70