Catalog > Semiconductors > Integrated Circuits 74HCTLS257 Multiplexer Multiplexer Quad 2-Channel 16PDIP Part No: 74HCTLS257 2.74 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 Number of Input Lines: 8 Input Number of Output Lines: 4 Output Package/Case: PDIP-16 Propagation Delay Time: 30 ns at 4.5 V Supply Voltage - Min: 4.5 V Supply Voltage - Max: 5.5 V Mounting Style: Through Hole Minimum Operating Temperature: - 40 C Maximum Operating Temperature: + 125 C Logic Type: CMOS Product Type: Encoders, Decoders, Multiplexers & Demultiplexers