3 units: Texas Instruments, SN74LS193N - Synchronous 4-Bit Counter (PDIP)

TEXAS INSTRUMENTS SN74LS193N MICROCIRCUIT (LOT OF 7)

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (NEW NO BOX)

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (BRAND NEW)

Texas Instruments SN74S175N TI 16 PIN DIP PACKAGE QUAD FLIP FLOP 74S175

SN74LS193N 74LS193N Texas Instruments INTEGRATED CIRCUIT

SN74LS390N IC COUNTER DUAL 4Bit DECADE COUNTER 16-PIN DIP (2 PER LOT)

Texas Instruments SNJ54193J Counter, Up/Down, 4 Bit Binary, 16 Pin, DIP