The SN74LS90 is a Decade Counter TTL IC designed for counting and frequency division applications. It is widely used in digital clocks, counters, and measurement systems.
Features:
• Decade counting capability
• TTL compatible operation
• Reliable counting performance
• Frequency division support
• Standard package design
Applications:
• Counters
• Digital clocks
• Frequency dividers
• Instrumentation
• Educational electronics
Package: DIP-14
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