TT41XXX TrueTouch® Multi-Touch All-Points Touchscreen Controller

Applications

  • Tablets
  • E-readers
  • Industrial

Key Features

  • Multi-touch capacitive touchscreen controller
    • 32-bit ARM Cortex™ CPU
    • Register configurable
    • Noise suppression technologies for battery charger and display
    • Waterproofing and multi-finger wet-finger tracking with DualSense™
    • Automatic Mode Switching (AMS) for advanced sensing modes
    • 10-finger tracking with 1-mm-thick gloves
    • 2-finger tracking with 5-mm-thick gloves
    • Passive stylus support with palm rejection and AMS
  • System performance (configuration dependent)
    • Screen sizes up to 12.6-inch diagonal
    • Up to 88 sense pins
    • Reports up to 10 fingers
    • Best-in-class charger noise immunity (Up to 15 Vpp)
  • Power (configuration dependent)
    • 1.71 to 1.95V digital and I/O supply
    • 3.0 to 5.5V analog supply
    • Up to 30mW average power
    • Up to 30µW typical deep-sleep power
  • Sensor and system design (configuration dependent)
    • Supports a variety of touchscreen sensors and stack-ups
    • Single-layer flexible printed circuit (FPC) routing enabled by flexible TX/RX configurations
  • Communication Interface
    • I2C slave at 100 and 400kbps
    • SPI slave bit rate up to 8Mbps
  • Package
    • 111-ball, 7 × 5 × 0.6-mm μFBGA (0.5-mm lead pitch)