74LS90 IC Decade and Binary Counter XD74LS90

Product Overview: Monolithic digital counters containing four master-slave flip-flops designed for counting and frequency division applications. These devices are configured as a divide-by-two counter and a three-stage binary counter to achieve specific count cycle lengths: divide-by-five for the XD74LS90 and divide-by-eight for the XD74LS93.

Core Specifications:

Manufacturer: Xinluda

Part Numbers: XD74LS90 (Decade Counter), XD74LS93 (Binary Counter)

Package Type: DIP14

Function: Decade, Divide-by-Twelve, and Binary Counters

Supply Voltage: 4.75V to 5.25V

Operating Temperature: 0 to 70 degrees Celsius