IC DECODER/DEMUX DUAL 1-4 16DIP
N74F169N602
Schmitt Trigger NAND Gate IC, 4x2-Input, 8.5ns, 5V, PDIP
3-8 Line Demultiplexer/Decoder IC, 5V, PDIP, 74F Series
IC BINARY COUNTER UP/DOWN 16DIP
74F132 - Quad 2-input NAND Schmitt trigger DIP 14-Pin
74F138 - 1-of-8 decoder/demultiplexer DIP 16-Pin
Counter Single 4-Bit Async Binary UP/Down 16-Pin PDIP Tube