PI3B3257A (Obsolete)

3.3V Quad 2:1 Multiplexer/Demultiplexer

Datasheet

NOTE: Datasheet may not yet reflect updated package obsolescence/phase out status or Package Drawing. Please refer to the BUY NOW tab for the most up to date package options and drawings. Please refer to PCN/PDN tabs for most current package obsolescence/phase out status.

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Overview

Product Description

The 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 or propagation delay.

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
Packaging (Pb-free & Green):

16-pin 150 mil wide plastic QSOP (Q)

Specifications & Technical Documents

Product Parameters

Configuration	Mux: Quad 2-Channel
Differential Channels	N/A
HotInsertion	0
Lanes	N/A
OtherFeatures	N/A
Rail-to-Rail	0
Signal Type	Single Ended
Single Ended Channels	2
Type	N/A
Voltage	3.3

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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