NOTICE - The following device(s) are recommended alternatives:
74FCT521T - 8-Bit Identity Comparator
This part is not a pin for pin replacement, consult the data sheet for details

This product is obsolete.

Product Options

Orderable Part ID Part Status Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Package Buy Sample
54FCT521ADB Obsolete CDIP 20 M No Tube Package Info
Availability
54FCT521AEB Obsolete CPACK 20 M No Tube Package Info
Availability
54FCT521ALB Obsolete LCC 20 M No Tube Package Info
Availability
54FCT521BDB Obsolete CDIP 20 M No Tube Package Info
Availability
54FCT521BEB Obsolete CPACK 20 M No Tube Package Info
Availability
54FCT521BLB Obsolete LCC 20 M No Tube Package Info
Availability
54FCT521CDB Obsolete CDIP 20 M No Tube Package Info
Availability
54FCT521CEB Obsolete CPACK 20 M No Tube Package Info
Availability
54FCT521CLB Obsolete LCC 20 M No Tube Package Info
Availability
54FCT521DB Obsolete CDIP 20 M No Tube Package Info
Availability
54FCT521EB Obsolete CPACK 20 M No Tube Package Info
Availability
54FCT521LB Obsolete LCC 20 M No Tube Package Info
Availability
5962-88543012A Obsolete LCC 20 M No Tube Package Info
Availability
5962-8854301RA Obsolete CDIP 20 M No Tube Package Info
Availability
5962-8854301SA Obsolete CPACK 20 M No Tube Package Info
Availability
5962-88543022A Obsolete LCC 20 M No Tube Package Info
Availability
5962-8854302RA Obsolete CDIP 20 M No Tube Package Info
Availability
5962-8854302SA Obsolete CPACK 20 M No Tube Package Info
Availability
5962-88543032A Obsolete LCC 20 M No Tube Package Info
Availability
5962-8854303RA Obsolete CDIP 20 M No Tube Package Info
Availability
5962-8854303SA Obsolete CPACK 20 M No Tube Package Info
Availability
74FCT521AP Obsolete PDIP 20 C No Tube Package Info
Availability
74FCT521ASO Obsolete SOIC 20 C No Tube Package Info
Availability
74FCT521ASO8 Obsolete SOIC 20 C No Reel Package Info
Availability
74FCT521BP Obsolete PDIP 20 C No Tube Package Info
Availability
74FCT521BSO Obsolete SOIC 20 C No Tube Package Info
Availability
74FCT521BSO8 Obsolete SOIC 20 C No Reel Package Info
Availability
74FCT521CP Obsolete PDIP 20 C No Tube Package Info
Availability
74FCT521CSO Obsolete SOIC 20 C No Tube Package Info
Availability
74FCT521CSO8 Obsolete SOIC 20 C No Reel Package Info
Availability
74FCT521P Obsolete PDIP 20 C No Tube Package Info
Availability
74FCT521PI Obsolete PDIP 20 I No Tube Package Info
Availability
74FCT521SO Obsolete SOIC 20 C No Tube Package Info
Availability
74FCT521SO8 Obsolete SOIC 20 C No Reel Package Info
Availability
FCT521U Obsolete WAFER 0 C Yes Wafer Package Info
Availability