DYNAMIC, PEAK-DETECTING,

DIFFERENTIAL HALL-EFFECT

GEAR-TOOTH SENSORS

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

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The products described herein are manufactured under one or more of the

following U.S. patents: 5,045,920; 5,264,783; 5,442,283; 5,389,889; 5,581,179;

5,517,112; 5,619,137; 5,621,319; 5,650,719; 5,686,894; 5,694,038; 5,729,130;

5,917,320; and other patents pending.

Allegro MicroSystems, Inc. reserves the right to make, from time to time, such

departures from the detail specifications as may be required to permit improvements

in the performance, reliability, or manufacturability of its products. Before placing

an order, the user is cautioned to verify that the information being relied upon is

current.

Allegro products are not authorized for use as critical components in life-support

appliances, devices, or systems without express written approval.

The information included herein is believed to be accurate and reliable. However,

Allegro MicroSystems, Inc. assumes no responsibility for its use; nor for any infringe-

ments of patents or other rights of third parties that may result from its use.