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IQS227AS - Single Channel Capacitive Proximity/Touch Controller

Datasheet Summary

Description

OF USER OPTIONS 10 7 DATA STREAMING MODE 15 8 AUTO TUNING IMPLEMENTATION (ATI) 17 9 ELECTRICAL SPECIFICATIONS 20 10 DATASHEET AND PART-NUMBER INFORMATION 24 11 REVISION HISTORY 27 APPENDIX A.

MEMORY MAP 28 APPENDIX B.

Features

  • Sub 2.5µA in Low Power Mode while sensing Proximity.
  • Automatic Tuning Implementation (ATI) - Automatic tuning of sense electrode.
  • Internal Capacitor Implementation (ICI).
  • reference capacitor on-chip.
  • Supply voltage: 1.8V to 3.6V.
  • Minimum external components.
  • Data streaming option.
  • Advanced on-chip digital signal processing RoHS2.
  • User selectable (OTP): 4 Power Modes IO sink / source Compliant Time-out for stuck key Output mode (Direct.

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Datasheet Details

Part number IQS227AS
Manufacturer Azoteq
File Size 2.05 MB
Description Single Channel Capacitive Proximity/Touch Controller
Datasheet download datasheet IQS227AS Datasheet
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Full PDF Text Transcription

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IQ Switch® ProxSense® Series IQS227AS Datasheet IQ Switch® - ProxSense® Series Single Channel Capacitive Proximity/Touch Controller The IQS227AS ProxSense® IC is a fully integrated Self Capacitive sensor with dual outputs (Touch and Proximity outputs). Features  Sub 2.5µA in Low Power Mode while sensing Proximity  Automatic Tuning Implementation (ATI) - Automatic tuning of sense electrode  Internal Capacitor Implementation (ICI) – reference capacitor on-chip  Supply voltage: 1.8V to 3.
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