PI3B3257A - Quad 2:1 Mux/DeMux NanoSwitch
Pericom Semiconductor’s PI3B3257A is a 3.3 Volt, Quad 2:1 multiplexer/demultiplexer with three-state outputs that is pinout and function compatible with the PI74FCT257T, 74F257, and 74ALS/AS/LS257.
Inputs can be connected to outputs with low On-Resistance (5Ω) with no additional ground bounce noise
PI3B3257A Features
* Near-Zero propagation delay
* 5Ω switches connect inputs to outputs
* Fast Switching Speed: 4.8ns max.
* Ultra-Low Quiescent Power: 0.1µA typical
* Ideally suited for notebook applications
* Pin compatible with 74 series 257 logic devices
