SN74LV21A gates equivalent, dual 4-inpit positive-and gates.
using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the devices when they .
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These dual 4-input positive-AND gates are designed for 2-V to 5.5-V VCC operation.
The ’LV21A devices perform the Boolean function Y + A
* B
* C
* D or Y + A ) B ) C ) D in positive logic.
These devices are fully spec.
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