Catalog > Semiconductors > IC - Voltage Regulators 74AS257 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