4-Bit Bidirectional Counter, CDIP-16, Through Hole, -55°C to 125°C, 4.5V to 5.5V
4-Bit Synchronous Binary Counter, LS, TTL, 16-Pin Ceramic DIP
Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDIP16, PLASTIC, DIP-16
20-Pin Quad Multiplexer, 5V, 35ns Propagation Delay, CERAMIC LCC-20
74LS191PC
Synchronous Up/Down Counters With Down/Up Mode Control 16-CDIP -55 to 125
LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, CDIP16, CERAMIC, DIP-16
IC MULTIPLEXER, Multiplexer/Demultiplexer
Counter Single 4-Bit Sync Binary UP 16-Pin CDIP
Multiplexer 1-Element Bipolar 8-IN 20-Pin CLLCC