74HC193 Presettable synchronous 4-bit binary up/down counter
74HC193D Presettable synchronous 4-bit binary up/down counter
74HC193D-T Synchronous Up/Down Counter
74HC193DB Presettable synchronous 4-bit binary up/down counter
74HC193N Presettable synchronous 4-bit binary up/down counter
74HC193PW Presettable synchronous 4-bit binary up/down counter
74HC193U Presettable synchronous 4-bit binary up/down counter