BCD Syncronous Up/Down Counter
8-Bit Up Counter, 74HC CMOS, SO, 3-State, Asynchronous Reset
HC CMOS 4-Bit Decade Counter IC, 2-Circuit, SO, Neg Edge Trigger
4-Bit Bidirectional Decade Counter, 74HC, CMOS, SOP, 5V
16-Bit Parallel In/Out Shift Register, 4.5V to 6V, 16-Pin SOP
