74F FAST TTL, 74F521, DIP20, 5.5V; Comparator Type:Identity; No. of Channels:8; Supply Voltage Range:4.5V to 5.5V; Logic Case Style:DIP; No. of Pins:20; Operating Temperature Range:0°C to +70°C; SVHC:No SVHC (19-Dec-2011); Base Number:74; IC Generic Number:74F521; IC Temperature Range:Commercial; Logic Function Number:521; Logic IC Base Number:74521; Logic IC Family:F; Logic IC Function:8bit Identity Comparator; No. of Gates:8; No. of Inputs:2; Operating Temperature Max:70°C; Operating Temperature Min:0°C; Package / Case:DIP; Supply Voltage:5.5V; Supply Voltage Max:5.5V; Supply Voltage Min:4.5V; Termination Type:Through Hole
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 I#A=B also serves as an active LOW enable input. Product Highlights: Compares two 8-bit words in 6.5 ns typ Expandable to any word length 20-pin package