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

TEXAS INSTRUMENTS SN74LS193N MICROCIRCUIT (LOT OF 7)

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

Texas Instruments SN74LS193N Counter Single 4-Bit Binary UP/Down 16-Pin

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (NEW NO BOX)

Texas Instruments SN74S287N Integrated Circuit

TEXAS INSTRUMENTS SEMI SN74LS193N / SN74LS193N (BRAND NEW)

Texas Instruments SN75492N DIP14 Integrated Circuit