Touch IC

1 Description

GT2863 is Goodix’s new generation 10-point capacitive touch chip for industrial control and medical equipment. The chip supports 16 driving channels and 27 sensing channels, and can support a maximum of 7-inch capacitive touch screen. The chip has the basic characteristics of high sensitivity, high reliability, high waterproof performance, low power consumption, etc., and can support gestures, gloves and other functions.

2 Features

 Built-in capacitance detection circuit and high-performance MPU

• Refresh rate: 100Hz (Typ.)
•  Built-in high-voltage coding method, high signal-to-noise ratio
• Real-time output of touch point coordinates
• Strong anti-interference, built-in frequency hopping module
• Low power consumption design
• Single power supply, built-in 1.8V LDO
• Flash process, support online programming
• Unified software version, suitable for mutual capacitance screens of various sizes

 Capacitive screen sensor

• Detection channel: 16 (drive channel) × 27 (sensing channel).
• Capacitive screen size support range: ≤7 inches
• Support GFF/TOL
• Cover Lens thickness support: 0.4mm≤glass≤4mm

 Application Features

•  Double tap to wake up
•  Support gloves
• High performance waterproof
• Support CS Level 3: 10Vrms

 Environmental adaptability

•  Initialize automatic calibration
• Automatic Temperature Drift Compensation
• Recommended working temperature: -20℃~+85℃, humidity: ≤95%RH

 Communication interface

•  Standard I2C communication interface
• Slave working mode
• Support 1.8V~3.3V interface level

 Power supply voltage:

•  Power supply (typical value): 2.8V/3.0V/3.3V

 Package: 60 pins, QFN 6×6×*0.60mm, Pin pitch 0.35mm

 Application development support tools

•  Touch screen module parameter detection and automatic generation of configuration parameters
• Touch screen module performance comprehensive test tool
• Module mass production test tool
• Main control software development reference driver code and documentation

Related Product: GT911