PI5C33X257B Просмотр технического описания (PDF) - Pericom Semiconductor

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PI5C33X257B

12-Channel, 2:1 Mux/DeMux Bus Switch

Pericom Semiconductor 

Features

• Near-Zero propagation delay

• 5-ohm switches connect inputs to outputs

• Direct bus connection when switches are ON

• Ultra Low Quiescent Power (0.2µA typical)

– Ideally suited for notebook applications

• Packaging (Pb-free & Green Available):

– 48-pin 150 mil wide plastic BQSOP (B)

Pin Configuration

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Truth Table(1)

En Sn YA(2)

H X Hi-Z

L L IA0

L H IA1

YB(2)

Hi-Z

IB0

IB1

YC(2)

Hi-Z

IC0

IC1

YD(2)

Hi-Z

ID0

ID1

Function

Disable

S=0

S=1

Notes: 1. H = High Voltage Level

L = Low Voltage Level

2. n = 0 YA, YB, YC, YD

n = 1 YE, YF, YG, YH

n = 2 YI, YJ, YK, YL

06-0237

PI5C33X257

12 Channel, 2:1 Mux/DeMux Bus Switch

PI5C33X257

12-Channel, 2:1 Mux/DeMux Bus Switch

Description

The PI5C33X257 is a 12-channel, 2:1 multiplexer/demultiplexer

with three-state outputs. Inputs can be connected to outputs with

low on resistance (5-ohm) with no additional ground bounce noise

or propagation delay.

Logic Block Diagram

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1

PS8114C 11/03/06

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