74AC520 comparator equivalent, 8-bit identity comparator.
* Compares two 8-bit words in 6.5ns typ.
* Expandable to any word length
* 20-pin package
* Outputs source/sink 24mA
* ACT520 has TTL-compatible input.
Ripple Expansion
Parallel Expansion
©1989 Fairchild Semiconductor Corporation 74AC520, 74ACT520 Rev. 1.4
www.fairchil.
The AC/ACT520 are expandable 8-bit comparators. They compare two words of up to eight bits each and provide a LOW output when the two words match bit for bit. The expansion input IA = B also serves as an active LOW enable input.
Ordering Information.
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