The 74F521 is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA=B also serves as an active LOW enable input
Features :-
- Compares two 8-bit words in 6.5 ns typ
- Expandable to any word length
- 20-pin package
Specifications :-
- Supply voltage : +4.5V – +5.5V
- High-level input voltage : 2.0V
- Low-level input voltage : 0.8V
- Input Clamp Diode Voltage : -1.2V
- Input High Current : 5.0µA
- Input High Current Breakdown Test : 7.0µA
- Output High Leakage Current : 50µA
- Output Short-Circuit Current : -60 -150mA
- Power Supply Current : 32mA
Package Includes :-
1 X 74F521 8-Bit Identity Comparator IC (74521) DIP-20 Package
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