1. Product Description

CH225QV01A is a 2.25 inch a-Si TFT LCD module with QVGA resolution of 76x284 pixels, designed for compact wearable and portable electronic devices. Typical brightness is 500 cd/m², providing sunlight readability for outdoor applications.
The module uses the *** driver IC with a 4-wire SPI serial interface, compatible with most microcontrollers at low pin count. Operating temperature range is -20°C to +70°C, storage range is -30°C to +80°C. The module is RoHS compliant and measures 17.90 x 62.50 mm.

2. Features

· 2.25 inch diagonal a-Si TFT active matrix display with 76*284 resolution

· High brightness of 500 cd/m² (typ.) for excellent sunlight readability

· SPI 4-wire serial interface for easy and fast communication with MCUs

· 12 o'clock optimal viewing direction for portrait-oriented applications

· Wide operating temperature range: -20°C to +70°C

· Low power LED backlight design suitable for battery-powered devices

· Thin profile and lightweight construction for portable device integration

· Transmissive / Normally White polarizer mode for clear image quality

· RoHS compliant, meeting environmental protection requirements

3. Technical Parameters

4. Customization

FPC customization, touch panel integration (RTP/CTP), cover lens available.

5. Support

Complete datasheet, initialization code, sample support, technical support provided.

6. FAQ

Q: What is the resolution of the CH225QV01A display?

A: The CH225QV01A has a QVGA resolution of 76*284 pixels, providing sharp image quality suitable for text, icons, and basic graphics.

Q: What interface does this module use?

A: It uses a 4-wire SPI serial interface, which makes it easy to connect with most microcontrollers using just 4 control lines (CS, SCL, SDA, RS).

Q: Is this display suitable for outdoor use?

A: Yes, with a typical brightness of 500 cd/m², the display offers good sunlight readability, making it suitable for outdoor applications.

Q: What is the operating temperature range?

A: The operating temperature range is -20°C to +70°C, with a storage range of -30°C to +80°C, ensuring reliable performance in various environments.

Q: Can the FPC connector be customized?

A: Yes, ChengHao offers customization options for the FPC including length, pin assignment, and connector type to match your PCB design.

Q: Can a touch panel be added to this display?

A: Yes, we can integrate either a capacitive touch panel (CTP) or resistive touch panel (RTP), or a cover lens for protection as needed.