Features

  • Implements Low-Power, High-Sensitivity, Environmentally Robust Capacitive Touch Buttons
  • Supports Mutual Capacitance and Self-Capacitance Sensing
  • Up to 46 Buttons in Self-Capacitance mode
  • Up to 529 Buttons in Mutual Capacitance mode
  • Supports Lumped Mode Configuration
  • One Pin Per Electrode
  • Load Compensating Charge Sensing
  • Parasitic Capacitance Compensation for Mutual Capacitance mode
  • Adjustable Gain for Superior Sensitivity
  • Zero Drift Over the Temperature and VDD Range
  • No Need for Temperature or VDD Compensation
  • Hardware Noise Filtering and Noise Signal De-Synchronization for High Conducted Immunity
  • Atmel Start QTouch Configurator Support – Wizard Guided Touch Project Creation