Standard Microcircuit Drawing (SMD) 54AC520: 5962-90916 54ACT520: 5962-89793
5962-89793012A(54ACT520LMQB) Description
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 I#A = B also serves as an active LOW enable input.
5962-89793012A(54ACT520LMQB) Datasheet and Application Notes