Binary Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDIP14

The SN54290/SN74290, SN54LS290/SN74LS290, SN54293/SN74293, and SN54LS293/SN74LS293 counters are electrically and functionally identical to the

The SN54290/SN74290, SN54LS290/SN74LS290, SN54293/SN74293, and SN54LS293/SN74LS293 counters are electrically and functionally identical to the

The SN54290/SN74290, SN54LS290/SN74LS290, SN54293/SN74293, and SN54LS293/SN74LS293 counters are electrically and functionally identical to the

PDIP COMMERCIAL e4 Nickel/Palladium/Gold (Ni/Pd/Au) logic counter 70ns 6.35mm 5V 39mA

GULL WING DUAL Positive Edge Synchronous Binary Counter IC 0C~70C 42MHz 5V 3.9mm

IC COUNTER BINARY 4BIT 14-DIP / Counter IC Binary Counter 1 Element 4 Bit Positive Edge 14-PDIP

the sn54290/sn74290 sn54ls290/sn74ls290 sn54293/sn74293 and sn54ls293/sn74ls293 counters are electrically and functionally identical to the sn5490a

Counter/Divider Single 4-Bit Binary UP 14-Pin SOIC Tube