DESCRIPTION

· The IQS263B ProxSense® IC is a 3-channel projected (or self) capacitive proximity and touch controller with superior sensitivity, signal-to-noise ratio, and power efficiency. It includes automatic tuning for sense electrodes, an internal reference capacitor, and an internal regulator to minimize system costs.

FEATURES

· 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 for mobile devices per IEC 62209-2 ed1.0 and FCC standards
· Left and right flick gesture recognition
· 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
· <100 µA full running current up to 40Hz report rate

APPLICATIONS

· SAR detection for tablets and mobile phones
· SAR detection for wireless charging stations (operating frequency > 100MHz)
· SAR detection for USB dongle-type devices
· Sliders/Scroll wheels for remote controls
· Movement detection devices (anti-theft)
· Volume Control & Lid closure detection for laptops
· MP3 players
· Portable Electronics
· Wearable Electronics