INTEGRATO SN 74HCT191 - Synchronous Up/Down 4-bit Binary Counters(single clock

INTEGRATO SN 7483 - 4-bit binary full adder

INTEGRATO SN 74193 - Synchronous 4-Bit Binary Counter with Dual Clock

DM 74 193 N (SN 74 193) - SYNCHRONOUS 4-BIT UP/DOWN COUNTERS - (1 PC)

INTEGRATO SN 74HCT93 - 4-bit Binary Counter

INTEGRATO SN 74161 - Synchronous 4-Bit Binary Counters

INTEGRATO SN 74283 - 4-bit binary full adder

74HCT161 ( x 5 pieces ) Harris CD74HCT161E 4 Bit Binary Counter Dip16