7421 is a member of the 74xx series IC. 7421 IC is a AND gate IC with 4 inputs and has 2 such circuits in a single IC package. The IC has 14 lead plastic DIP-packages.
Specification
- Voltage supply: 4.75V-5.25V
- Typical voltage supply: 5V
- Low-level input voltage: 0.8V
- High-level input voltage: 2V
- Low-level output current: 16mA
- High-level output current: -0.4mA
- TTL compatible
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