5.0 V ECL 8−Bit Synchronous Binary Up counter 10E SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT UP BINARY counter, PQCC28 5.0 VECL 8.Bit Synchronous Binary Up counter 5.0 V ECL 8−Bit Synchronous Binary Up counter
dual Up counters 4000/14000/40000 SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT UP DECADE counter, PDIP16 dual Up counters 4000/14000/40000 SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT UP DECADE counter, PDSO16
Universal Hexadecimal counter 10K SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY counter, PDIP16 PIN ASSIGNMENT From old datasheet system