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Self-Calibrating TPOS Camshaft Speed Sensor IC with Integrated EMC Protection

ATS679

The ATS679 provides accurate camshaft speed sensing with true power-on state (TPOS) detection and automatic self-calibration. Its integrated EMC protection and single-element Hall-effect design simplify implementation.

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Top Features

Packaging

• Fully synchronous digital logic with Scan Path and IDDQ testing for high quality and reliability
• Chopper stabilization reduces offset drift 
• Absolute zero-speed performance
• SL package provides a fully integrated solution with a non-rare-earth back-biasing magnet and EMC protection circuit
• True target state recognition at device power-on (TPOS)
• EEPROM programming for performance optimization, temperature compensation, and production traceability

The ATS679 is provided in a 3-pin SIP package (SL) that is lead (Pb) free, with 100% matte-tin leadframe plating

SL Package Documentation

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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
Method for Mechanical Mounting Tolerance Compensation on Allegro Speed Sensors
Application Note
Fundamental Properties of Speed Sensors