Outputs sink capability of 32mA, source capability of 12 mA
TTL input and output level compatible
CMOS power consumption
Standard microcircuit Drawing (SMD) 5962-8854301
54FCT521 Description
The 'FCT521 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 I#A = B also serves as an active LOW enable input.