398

PS8137A

03/15/99

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PI6C671F

Clock Generator for Pentium Modules

AC Timing

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Pericom Semiconductor Corporation

2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com

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Ordering Information

48-Pin SSOP Package Data

48-Pin TSSOP Package Data

.236

.244

.488

.496

.002

.006

SEATING PLANE

.007

.010

.0197

BSC

.004

.008

.319

1

48

12.4

12.6

6.0

6.2

0.50

0.17

0.27

8.1

0.05

0.15

0.09

0.20

X.XX

X.XX

DENOTES DIMENSIONS

IN MILLIMETERS

.018

.030

0.45

0.75

.047

1.20 Max

BSC

0.20

0.51

1.01

0.25

0.381

0.635

.008

.008

.016

0-8˚

0.20

0.40

.110 2.79

.010

Gauge Plane

.02

.04

.015

.025

x 45˚

.025 BSC

0.635

.291

.299

X.XX

X.XX

DENOTES DIMENSIONS

IN MILLIMETERS

7.39

7.59

.395

.420

10.03

10.67

.620

.630

15.75

16.00

.008

.0135

0.20

0.34

1

48

Nom.

Max