Touch IC

1. Touch IC GT2863 Overview

GT2863 is Goodix’s new generation 10-point capacitive touch chip for industrial control and medical equipment. The chip supports 16 drive channels And 27 sensing channels, which can support up to 7-inch capacitive touch screen. The chip has high sensitivity, high reliability, high waterproof performance, low power consumption, etc.
Basic features, and can support gestures, gloves and other functions.

2. Touch IC GT2863 Product Features

 Built-in capacitive sensing 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 coordinate
• 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 touch 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

• Self-calibration during initialization
• Automatic drift compensation
• Operating temperature: -20℃ to +85℃; humidity: ≦95%RH

 Host interface

• Standard I2C interface
• Works in slave mode
• Supports 1.8V to 3.3V host interface voltage

 Power supply voltage:

• Single supply:2.8V/3.0V/3.3V

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

 Tools that supports application development:

• 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

3. Touch IC GT2863 Application

For Industrial Applications