IQS624

Key features :

• Hall Effect Sensor
• On-chip Hall plates
• • 360° Output
  • 1° Resolution, calculated on chip
  • Detect movement and the direction of movement
  • Relative rotation angle
  • Raw data: can be used to calculate degrees on external processor
  • Wide operational range
  • No external components required
• Partial auto calibration
  • Continuous auto-calibration, compensation for wear or small displacements of the sensor or magnet
  • Flexible gain control
  • Automatic Tuning Implementation (ATI) – performance enhancement (10bit)
• Capacitive sensing
  • Full auto-tuning with adjustable sensitivity
  • 2pF to 200pF external capacitive load capability
  • Proximity / Touch
  • Proximity wake-up
  • Event mode
  • Wake Hall sensing on proximity
• Inductive sensing
  • DK Electronics
  • Only external sense coil required (PCB trace)

Specification:

• Low power consumption:
  • 240uA (100Hz response, Hall)
  • 55uA (100Hz response, capacitive)
  • 65uA (20Hz response, Hall)
  • 15uA (20Hz response, capacitive)
  • 5uA (5Hz response, capacitive)
• Minimal external components
• Standard I2C interface
• Optional RDY indication for event mode operation
• Supply voltage: 2V to 3.6V1

Applications :

• Anemometer
• Dial or Selector knob
• Mouse wheel
• Measuring wheel
• Digital angle gauge
• Speedometer for bicycle