PACKAGE MECHANICAL DATA

SIP4 (Plastic)

Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of

use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license 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 supersedes and replaces all information previously supplied.

STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written ap-

proval of STMicroelectronics.

The ST logo is a registered trademark of STMicroelectronics

© 1999 STMicroelectronics - Printed in Italy - All rights reserved.

STMicroelectronics GROUP OF COMPANIES

Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea - Malaysia - Malta - Mexico - Morocco -

The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.

http://www.st.com

REF.

DIMENSIONS

Millimetres

Inches

Min.

Typ. Max.

Min.

Typ.

Max.

A

7.10

0.280

a1

2.80

0.110

B

10.15

0.400

b1

0.50

0.020

b2

1.35

1.75 0.053

0.069

C

3.18

3.43 0.125

0.135

c1

0.38

0.50 0.015

0.020

c2

1.30

0.051

e

2.54

0.100

e3

7.62

0.200

I

10.50

0.413

L

3.30

0.130

Z

1.50

0.059

B

I

e

L

b1

e3

c1

A

a1

b2

Z

C

c2

Ordre code

Marking

Package

Weight

Base qty

Delivery mode

L3121B

SIP4

0.55 g

L3121B

7/7