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PI29FCT52T

Fast CMOS Registered Transceivers

Pericom Semiconductor 

PI29FCT52/53T

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PI29FCT52/53T Product Pin Configuration

B7 1

24 VCC

B6 2

23 A7

B5 3

22 A6

B4 4 24-PIN 21 A5

B3 5

B2 6

B1 7

B0 8

P24 20 A4

Q24 19 A3

R24 18 A2

S24

17 A1

OEB 9

16 A0

CPA 10

15 OEA

CEA 11

14 CPB

GND 12

13 CEB

Product Pin Description

Pin Name

A0-A7

B0-B7

CPA

CPB

OEA

OEB

CEA

CEB

GND

VCC

Description

A Register Inputs or B Register Outputs

B Register Inputs or A Register Outputs

Clock for A Register

Clock for B Register

Output Enable for B Register

Output Enable for A Register

Clock Enable for A Register

Clock Enable for B Register

Ground

Power

PI29FCT52/53T Register Truth Table(1)

(Applies to A or B Register)

Function

Hold Data

Load Data

Inputs

DN CP CE

XXH

L↑ L

H↑L

Internal

QN

NC

L

H

1. H = High Voltage Level

L = Low Voltage Level

X = Don't Care

Z = High Impedance

NC = No Change

↑ = LOW-to-HIGH transition

PI29FCT52/53T Output Control Table(1)

Internal

Function

OE QN

Disable Outputs H X

Enable Outputs L L

LH

Y-Outputs

52 53

ZZ

LH

HL

2

PS2001A 03/08/96

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