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High-Accuracy GMR Wheel Speed Sensor IC with Two-Wire Interface

A19250

High-Performance GMR AK Protocol Wheel Speed and Direction Sensor IC

The A19250 offers precise wheel speed sensing with a user-friendly two-wire interface. Its GMR technology, integrated capacitor, and robust package ensure high accuracy, low jitter, and reliable performance in automotive applications.

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Top Features

Typical Applications

Packaging

  • GMR technology integrates high sensitivity MR (magnetoresistive) sensor elements and high precision BiCMOS circuits on a single silicon integrated circuit, offering high accuracy, low magnetic field operation
  • Integrated capacitor in a single overmolded miniature package provides greater EMC robustness
  • SolidSpeed Digital Architecture™ supports advanced digital processing providing highly accurate edge performance in the presence of extreme system-level disturbances
  • Compatible orientation for Hall replacement
  • Two-wire current source output supporting speed protocol
  • EEPROM offers device traceability throughout the production process
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Part Number Specifications and Availability

Documentation and Resources

Documentation

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Documents Found: 32
Document Type Document Name
Application Note
Fundamental Properties of Speed Sensors
Application Note
Giant Magnetoresistance versus Hall-effect: A Comparison of Technologies for Speed Sensor Applications
Technical Article
Six Things to Consider When Building ADAS