Catalog > Semiconductors > IC - Voltage Regulators 74AS257 Selectors/Multiplexers Quadruple 2-Line to 1-Line Data Selectors/Multiplexers With 3-State Outputs 16PIN DIP Part No: 74AS257 25.88 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Logic Family: Advanced Schottky TTL Function: Quad 2-Input Multiplexer Number of Channels: 4 Inputs per Channel: 2 Outputs: Non-inverting with 3-state capability Supply Voltage (VCC): ~5 V typical TTL operation High-speed propagation delay: ~5–10 ns (AS family fast switching) Package: 16-pin DIP / SOIC (varies by manufacturer) Operating Temperature: typically 0 °C to 70 °C for standard TTL versions