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CYTMA448: TrueTouch® Multi-Touch All-Points Touchscreen Controller | Cypress Semiconductor

CYTMA448: TrueTouch® Multi-Touch All-Points Touchscreen Controller

Last Updated: 
Aug 28, 2017
Version: 
*C

TrueTouch® Multi-Touch All-Points Touchscreen Controller

Features

  • Multi-touch capacitive touchscreen controller
    • 32-bit ARM Cortex™ CPU
    • Register configurable
    • Noise suppression technologies for battery charger and display
    • Water rejection and wet-finger tracking using DualSense™
    • Multi-touch glove with automatic mode switching
  • System performance (configuration dependent)
    • Screen sizes up to 8.3-inch diagonal
    • Up to 58 sense pins
    • Reports up to 10 fingers
    • Best-in-class charger noise immunity (Up to 20 Vpp)
  • Power (configuration dependent)
    • 1.71- to 5.5-V digital and I/O supply
    • 2.65- to 5.5-V analog supply
    • 8.5-mW average power
    • 15-µW 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 all standard bit rates
    • SPI slave bit rate up to 8 Mbps
  • Package options
    • 56-pin 6 × 6 × 0.6-mm QFN (0.35-mm lead pitch)
    • 70-pin 5.5 × 5.5 × 0.6-mm BGA (0.6-mm lead pitch)
  • For more, see pdf