GW8313

Proximity Sensor

Overview

Specifications

Datasheet and Guides

Support

Sample and Buy

Features

  • A flexible 2.7 ~ 3.6V supply voltage
  • 400KHz I2C serial interface (supports both 1.2V and 1.8V operation)
  • Two programmable I2C sub-addresses
  • Up to 3 capacitive sensing inputs
  • Separate configurations per sensing input
  • Multiple sensing thresholds per sensing input
  • Capacitance resolution: 1.5aF
  • Capacitance offset compensation: up to 400pF
  • Configurable proximity detection (single/combined)
  • Integrated high performance RF shield for enhanced noise immunity
  • Digital sensor status output
  • Automatic sensor calibration
  • Advanced temperature compensation
  • Wakeup at Power Down
  • Low power consumption for mobile application:
    – Active mode: < 20uA - Doze mode: < ?? uA - Sleep mode: < 1uA
  • Open drain NIRQ interrupt pin
  • Two reset sources: POR, Soft Reset
Physical Characteristics
  • Supply voltage: 2.7 ~ 3.6V
  • Operating temperature: -40°C ~ 85°C
  • Available in a compact 1.125mm x 0.74mm mLGA-8 package
  • Pb & Halogen Free, RoHS/WEEE compliant
Block Diagram