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CY8CTMA140: TrueTouch® Multi-Touch All-Points Touchscreen Controller | Cypress Semiconductor

CY8CTMA140: TrueTouch® Multi-Touch All-Points Touchscreen Controller

Last Updated: 
May 28, 2020

TrueTouch® Multi-Touch All-Points Touchscreen Controller


  • TrueTouch® capacitive touchscreen controller
    • Tracks up to four fingers independently
    • Screen sizes up to 4.5-inch diagonal
    • Up to 32 sense pins; senses up to 252 intersections
  • Performance
    • Best in class signal-to-noise ratio (SNR)
    • Noise-free resolution: 0.1 mm
    • Accuracy: 0.5 mm
  • Extended feature set
    • Integrated CapSense® button support
  • Sensor and system design
    • Supports chip-on-flex and chip-on-board
    • Configurable to work with plastic film and glass touch sensors
    • Supports a variety of touchscreen sensors and stackups
  • Communication interface
    • I2C slave up to 400 kHz
    • SPI slave with 2 Mbps sustained data throughput
    • Field upgrades through integrated bootloader
  • Package options
    • 36-pin QFN (5 × 5 × 0.6 mm)
    • 48-pin QFN (6 × 6 × 0.6 mm)
  • For more, see pdf

Dear valued customer,

Thank you for choosing our products. They come with all the know-how and passion that our engineers have put into it. As you probably already know, Cypress is now Infineon. This is a major step for our company, but also for the good of you. 

Reliability and business continuity are of utmost importance for us. Hence, we remain fully committed to honoring existing customer and distributor relationships. This includes offering the legacy Cypress product portfolio. We thank you very much for your trusting support.

For the full version of this message, please download the PDF version.