VIII - PACKAGE MECHANICAL DATA

28 PINS - PLASTIC MICROPACKAGE (SO)

Dimensions

Millimeters

Inches

Min.

Typ.

Max.

Min.

Typ.

Max.

A

2.65

0.104

a1

0.1

0.2

0.004

0.0078

b

0.35

0.49

0.014

0.019

b1

0.23

0.32

0.009

0.013

C

0.5

0.020

c1

45

D

17.7

18.1

0.697

0.713

E

10

10.65

0.394

0.419

e

1.27

0.050

e3

16.51

0.65

F

7.4

7.6

0.291

0.299

L

0.4

1.27

0.016

0.050

S8

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its use. No licence is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications

mentioned in this publication are subject to change without notice. This publication supe rsedes and replaces all information

previously supplied. STMicroelectronics products are not authorized for use as critical comp onents in lifesupport devicesor systems

without express written approval of STMicroelectronics.

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© 1998 STMicroelectronics - All Rights Reserved

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the I

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