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3421 HALL-EFFECT/ DIRECTION-DETECTION SENSORS

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Description

3421 AND 3422 PRELIMINARY INFORMATION (subject to change without notice) September 6, 2000 HALL-EFFECT, DIRECTION-DETECTION SENSORS The A3421xKA and.
The integrated circuit contains an internal voltage regulator that powers the Hall sensors and both the analog and digital circuitry.

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Datasheet Specifications

Part number
3421
Manufacturer
Allegro MicroSystems
File Size
160.36 KB
Datasheet
3421_AllegroMicroSystems.pdf
Description
HALL-EFFECT/ DIRECTION-DETECTION SENSORS

Features

* I I I I Internal Direction-Decoding Circuitry Two Matched Hall Latches On A Single Substrate Superior Temperature Stability 4.5 V to 18 V Operation Electrically Defined Power-On State Under-Voltage Lockout Always order by complete part number, e. g. , A3421EKA . 3421 AND 3422 HALL-EFFECT, DIRECTION

Applications

* namely maintaining accurate mechanical location between the two active Hall elements. Here, the two Hall elements are photolithographically aligned to better than 1 µm, as contrasted with 100 µm or worse mechanical location tolerance when manufactured discretely. These highly sensitive, temperature

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