IQ Switch® ProxSense® Series IQS228AS Datasheet IQ Switch® - ProxSense® Series Single Channel Capacitive Proximity/Touch Controller The ProxSense® IQS228AS is a single channel self-capacitive sensor with Dynamic Calibration (DYCAL™) to allow for sensor drift during prolonged activation.
Features  1 Self capacitive channel  DYCAL™: Intelligent Hysteresis  Proximity and Touch outputs  Automatic Tuning  Internal Reference Capacitor RoHS2  Minimum external components  1-Wire data streaming  I2C Debug option  User selectable options (OTP):  Ext sync control or Ext filter control  I/O Sink or Source selection  Time-out for stuck key  Proximity and Touch sensitivity selections  L...

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