The WF70A2SIAGDNL0 is a 7-inch TFT LCD module featuring a hover-touch capacitive touch panel with a resolution of 800×480 pixels. This model is built with ST5623D and ST5091D driver ICs, supporting a 24-bit RGB interface. It has a contrast ratio of 800:1 (typical value) and a high brightness of 700 nits (typical value). The display has an aspect ratio of 16:9, a view direction of 12 o’clock, a gray scale inversion direction of 6 o’clock, and glare surface glass.
This capacitive touch panel adopts hover-touch technology and includes the MXT874U, supporting the I2C interface. It supports multi-touch and single-touch hover functions. The advantages of hover-touch technology include:
- No Direct Contact Required: Operate the screen without touching it, reducing fingerprints and smudges.
- Increased Durability: Less screen wear and tear, extending the device’s lifespan.
- Enhanced Flexibility: Suitable for environments where gloves or other barriers are used.
For more details on hover-touch technology, please check the Winstar website in the technical article section. Link: Touchless Touchscreen Technology – Hover Touch
The power supply voltage (VDD) of the WF70A2SIAGDNL0 ranges from 3.0V to 3.6V, with a typical value of 3.3V. It can operate at temperatures from -20℃ to +70℃ and can be stored at temperatures from -30℃ to +80℃.