5 x Vintage K555IE7 = SN74LS193N 74LS193 4-BIT UP / DOWN COUNTERS IC

5 x MH74ALS192 74ALS192 Synchronous Binary 4-Bit Up Down Counter with Preset IC

10x MATSUSHITA 74LS193 4-Bit Up/Down Binary Counter PDIP-16

5 X SN74LS393N SIGNETICS DUAL 4BIT COUNTER 14-DIP NEW IC

5 x DM74S161N NSC 4-Bit Binary Up Counter 74S161PC SN74S161N 74S161 NEW IC

2 x Genuine MH74ALS193 74ALS193 4-Bit Up Down Clock And Clear Binary Counter IC

5 x SN74S169N by Texas Instruments Synchronous 4-Bit Up/Down Binary Counters IC

5 x Genuine DM74S163N NSC Synchronous 4-Bit Binary Counters 74S163 IC