74AC257 Overview
selected, when SELECT INPUT is ”High”, ”B” The AC257 is an advanced high-speed CMOS .. QUAD 2 CHANNEL MULTIPLEXER (3-STATE) All inputs and outputs are equipped with fabricated with sub-micron silicon gate and 2 protection circuits against static discharge, giving double-layer metal wiring C MOS technology. them 2KV ESD immunity and transient excess It is ideal for low power applications mantaining voltage.