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

TEXAS INSTRUMENTS SN74LS193N 4-BIT UP/DOWN COUNTER IC (LOT OF 2)

TEXAS INSTRUMENTS SN74LS193N MICROCIRCUIT (LOT OF 7)

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (NEW NO BOX)

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (BRAND NEW)

SN74S161N IC SYNCHRONOUS BINARY UP-COUNTER 4-BIT 16-PIN DIP (LOT OF 3)

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

74LS163APC IC SYNCHRONOUS BINARY COUNTER 4-BIT 16-PIN DIP (LOT OF 10)