54FCT521DMQB Datasheet PDF - National Semiconductor

IC FCT SERIES, 8-BIT IDENTITY COMPARATOR, TRUE OUTPUT, CDIP20, CERAMIC, DIP-20, Arithmetic Circuit

Identity Comparator 8Bit 20Pin CFPAK Rail

8Bit Comparator

IC FCT SERIES, 8-BIT IDENTITY COMPARATOR, TRUE OUTPUT, CDFP20, CERPACK-20, Arithmetic Circuit

IC FCT SERIES, 8-BIT IDENTITY COMPARATOR, TRUE OUTPUT, CQCC20, CERAMIC, LCC-20, Arithmetic Circuit