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Manufacturer Part Number Manufacturer Series Packaging Type Number of Bits Output Voltage Supply Current Output High Low Max Propagation Delay V Max CL Operating Temperature Package Case Mounting Type Output Function Current Quiescent Lifecycle
Lifecycle
1667866 74FCT521ATSOG IDT, Integrated Device Technology Inc 74FCT Tube Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 7.2ns @ 5V, 50pF -40°C ~ 85°C 20-SOIC (0.295", 7.50mm Width) Surface Mount A=B 10µA Active
1667943 74FCT521ATQG8 IDT, Integrated Device Technology Inc 74FCT Tape & Reel (TR) Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 7.2ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.154", 3.90mm Width) Surface Mount A=B 10µA Active
1667944 74FCT521CTQG8 IDT, Integrated Device Technology Inc 74FCT Tape & Reel (TR) Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.154", 3.90mm Width) Surface Mount A=B 10µA Active
1667945 74FCT521ATSOG8 IDT, Integrated Device Technology Inc 74FCT Tape & Reel (TR) Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 7.2ns @ 5V, 50pF -40°C ~ 85°C 20-SOIC (0.295", 7.50mm Width) Surface Mount A=B 10µA Active
1667946 74FCT521CTSOG8 IDT, Integrated Device Technology Inc 74FCT Tape & Reel (TR) Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SOIC (0.295", 7.50mm Width) Surface Mount A=B 10µA Active
1667950 74FCT521ATQG IDT, Integrated Device Technology Inc 74FCT Tube Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 7.2ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.154", 3.90mm Width) Surface Mount A=B 10µA Active
1667951 74FCT521CTQG IDT, Integrated Device Technology Inc 74FCT Tube Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.154", 3.90mm Width) Surface Mount A=B 10µA Active
1667952 74FCT521CTSOG IDT, Integrated Device Technology Inc 74FCT Tube Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SOIC (0.295", 7.50mm Width) Surface Mount A=B 10µA Active
1668112 IDT74FCT521CTPYG IDT, Integrated Device Technology Inc 74FCT Tube Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.209", 5.30mm Width) Surface Mount A=B 10µA Obsolete
1668113 IDT74FCT521CTPYG8 IDT, Integrated Device Technology Inc 74FCT Tape & Reel (TR) Identity Comparator 8 Active Low 4.75 V ~ 5.25 V 15mA, 48mA 4.5ns @ 5V, 50pF -40°C ~ 85°C 20-SSOP (0.209", 5.30mm Width) Surface Mount A=B 10µA Obsolete

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