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A3423 Datasheet Dual Channel Hall Effect Direction Detection Sensor

Manufacturer: Allegro MicroSystems

General Description

The A3423 is a dual-channel Hall-effect sensor IC ideal for use in speed and direction sensing applications incorporating encoder ring-magnet targets.

The A3423 provides various output signals that indicate speed and direction of target rotation.

The Hall elements are both photolithographically aligned to better than 1 μm.

Overview

A3423 Dual Channel Hall Effect Direction Detection Sensor IC This device is in production, however, it has been deemed Pre-End of Life.

The product is approaching end of life.

Within a minimum of 6 months, the device will enter its final, Last Time Buy, order phase.

Key Features

  • Precisely aligned dual Hall elements Tightly matched magnetic switchpoints Speed and direction outputs Individual Hall element outputs (L package) Fast power-on time Output short circuit protection Operation from an unregulated power supply Wide operating temperature range Wide operating voltage range Integrated EMC-ESD protection.