The IQS263B ProxSense® IC is a 3-channel projected or self capacitive proximity and touch controller with best in class sensitivity, signal to noise ratio and power consumption. Other features include automatic tuning for sense electrodes, internal reference capacitor and internal regulator to reduce total system cost.



  • 3 Self or Mutual Channel Capacitive Controller
  • Configurable 8-bit 2/3 channel slider or 3 channel scroll wheel
  • Up to 80Hz report rate - On chip Movement Detection algorithm - SAR compliance
  • IEC 62209-2 ed1.0 and the FCC KDB 616217–D04
  • Left, right flick and tap gestures
  • Automatic adjustment for optimal performance (ATI)
  • User selectable Proximity and Touch thresholds
  • Long proximity range - Automatic drift compensation
  • Fast I2C Interface - Event mode or streaming modes
  • Hibernation mode
  • Low Power, suitable for battery applications
  • Supply voltage: 1.8V to 3.6V - 3μA Active sensing in LP mode
  • 100μA at 40Hz report rate


  • Remote controls
  • SAR detection for tablets and mobile phones
  • SAR detection for wireless charging stations
  • Sliders/Scroll wheels for remote controls
  • Movement detection devices
  • Volume Control & Lid closure detection for laptops
  • MP3 players
  • Portable Electronics
  • Wearable Electronics
Let us help you implement your IQS263B.
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If you don’t believe us test it yourself.

Includes 2x IQS263B Driver boards, 1x Wheel & Slider module board and 1x Button & Slider board.
Connect Driver board and Module board to PC via CT210/A to evaluate proximity, touch and slider abilities with GUI.

 NOTE: CT210/A sold separately.

Iqs263 Ev02 Azoteq Product Evaluation Kits
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User Guide

Azoteq provides software used for the serial streaming of data to a computer utilising the Azoteq USB-dongles. Each IC has its own dedicated software and is intended for prototyping purposes and can be found on the Azoteq website under Software and Tools.

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User Guide
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