74F521SJ is a Identity Comparator by Onsemi, 4.5V ~ 5.5V supply voltage, in 20-SOIC (0.209", 5.30mm Width) package, rated for 0°C ~ 70°C. This part is discontinued. FPGACenter specializes in sourcing obsolete components.
74F521SJX is a Identity Comparator by Onsemi, 4.5V ~ 5.5V supply voltage, in 20-SOIC (0.209", 5.30mm Width) package, rated for 0°C ~ 70°C. This part is discontinued. FPGACenter specializes in sourcing obsolete components.
74F524PC is a Magnitude Comparator by Onsemi, 4.5V ~ 5.5V supply voltage, in 20-DIP (0.300", 7.62mm) package, rated for 0°C ~ 70°C. This part is discontinued. FPGACenter specializes in sourcing obsolete components.
74F524SC is a Magnitude Comparator by Onsemi, 4.5V ~ 5.5V supply voltage, in 20-SOIC (0.295", 7.50mm Width) package, rated for 0°C ~ 70°C. This part is discontinued. FPGACenter specializes in sourcing obsolete components.
74FCT521ATQG8 is a Identity Comparator by Rochester Electronics, 4.75V ~ 5.25V supply voltage, in 20-SSOP (0.154", 3.90mm Width) package, rated for -40°C ~ 85°C.
74FCT521CTPYG is a Identity Comparator by Rochester Electronics, 4.75V ~ 5.25V supply voltage, in 20-SSOP (0.209", 5.30mm Width) package, rated for -40°C ~ 85°C.
74FCT521CTQG is a Identity Comparator by Rochester Electronics, 4.75V ~ 5.25V supply voltage, in 20-SSOP (0.154", 3.90mm Width) package, rated for -40°C ~ 85°C.
74FCT521CTSOG is a Identity Comparator by Rochester Electronics, 4.75V ~ 5.25V supply voltage, in 20-SOIC (0.295", 7.50mm Width) package, rated for -40°C ~ 85°C.