Catalog > Semiconductors > Integrated Circuits 74193 Counter Synchronous Up/Down 4-Bit Binary Counter with Clear Part No: 74193 36.80 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Logic family: TTL (74xx / 74LS193 variants) Synchronous counting (all flip-flops clock together) Separate UP and DOWN clock inputs Asynchronous CLEAR resets count to 0000 Parallel load (preset) capability Cascade multiple counters for larger bit widths Typical max frequency: ~25–35 MHz (74LS version) Specifications Supply voltage (Vcc): 4.75 V – 5.25 V Typical Vcc: 5 V Input voltage range: 0 V to Vcc Operating temperature: 0 °C to 70 °C (commercial) –55 °C to 125 °C (military versions)