Synchronous 4-Bit Up/Down Binary Counters With Output Registers And Multiplexed 3-State Outputs 20-PDIP 0 to 70
LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDIP20, PLASTIC, DIP-20

Oscillator VCO 1.1MHz to 25MHz 45pF Squarewave 50% 5V 16-Pin PDIP Thru-Hole Tube