8-BIT IDENTITY COMPARATOR

The MC74AC521/74ACT521 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=Balso serves as an
active LOW enable input.

• Compares Two 8-Bit Words in 6.5 ns Typ
• Expandable to Any Word Length
• 20-Pin Package
• Outputs Source/Sink 24 mA
• ′ACT521 has TTL-Compatible Inputs