Data Sheet AS2540

Revision 3.1

Page 17 of 18

Packaging

The device is available in the packages outlined below (not

to scale). For exact mechanical package dimensions

28-pin plastic SOIC (suffix T)

Max. Body Length

18.1mm / 713mil

Max. Body Width

7.6mm / 300mil

Pitch

1.27mm / 50mil

Pin-out

1– TIT

MO– 28

2– STB

TxD – 27

3 – CS

RxD – 26

4 – VSS

OSC – 25

5– LI

C3– 24

6 – RI

C2 – 23

7– LS

C1– 22

8 – CI

R2 – 21

9– ROH

R1– 20

10 – ROT

MODE – 19

11 – VDD

MHS – 18

12 – AGD

EHS – 17

13 – M1

DPn – 16

14 – M2

RFD – 15

Marking

YYWWAAA

AS2540

Austria

YY

year of production

WW

calendar week of production

AAA

Ordering Information

Number

Package

Description

AS2540T

SOIC28

plastic small outline package -

28 leads (suffix T)

AS2540Q

Dice-on-Foil

dice

Devices sold by austriamicrosystems AG are covered by

the warranty and patent identification provisions appearing

in its Term of Sale. austriamicrosystems AG makes no

warranty, express, statutory, implied, or by description

regarding the information set forth herein or regarding the

freedom of the described devices from patent infringement.

austriamicrosystems AG reserves the right to change

specifications and prices at any time and without notice.

Therefore, prior to designing this product into a system, it

is necessary to check with austriamicrosystems AG for

current information. This product is intended for use in

normal commercial applications. Applications requiring

extended temperature range, unusual environmental

requirements, or high reliability applications, such as

military, medical life-support or life-sustaining equipment

are specifically not recommended without additional

processing by austriamicrosystems AG for each

application.

Copyright

Copyright © 1997-2002, austriamicrosystems AG, Schloss

Premstaetten, 8141 Unterpremstaetten, Austria-Europe.

Trademarks Registered ®. All rights reserved. The material

herein may not be reproduced, adapted, merged,

translated, stored, or used without the prior written consent

of the copyright owner.

The information furnished here by austriamicrosystems AG

is believed to be correct and accurate. However,

austriamicrosystems AG shall not be liable to recipient or

any third party for any damages, including but not limited

to personal injury, property damage, loss of profits, loss of

use, interruption of business or indirect, special, incidental

or consequential damages, of any kind, in connection with

or arising out of the furnishing, performance or use of the

technical data herein. No obligation or liability to recipient

or any third party shall arise or flow out of

austriamicrosystems AG rendering of technical or other

services.