Magnetic Speed Sensors

Self-Calibrating TPOS Speed Sensor IC for Automotive Cam Sensing

ATS675

The ATS675 offers precise and reliable camshaft speed sensing with true power-on state (TPOS) detection, automatic gain control, and chopper stabilization for reduced offset drift.

Product Details

Top Features

  • Chopper stabilized; optimized for automotive cam sensing applications
  • Rapid transition from TPOS mode to high accuracy running mode switchpoints
  • High immunity to signal anomalies resulting from magnetic overshoot and peak-to-peak field variation
  • Tight timing accuracy over full operating temperature range
  • True zero-speed operation
  • Automatic Gain Control circuitry for air gap independent switchpoints
  • Operation at supply voltages down to 3.3 V
  • Digital output representing target profile
  • Undervoltage lockout (UVLO)
  • Patented Hall IC-rare earth pellet system
Target Application

Part Number Specifications and Availability

Design Tools

Technical Documentation