SSD2531 Description
SSD2531 is an all in one capacitive touch panel driver that integrated the power circuits, driving and sensing circuits into a single chip. It can drive capacitive type touch panel with up to 21 driving and 12 sensing lines.
SSD2531 Key Features
- Operating voltage
- 8V to 15.5V(max.) driving voltage with external booster Caps
- 16 steps in 0.5V increment programmable driving voltage control
- Support 640x352 touch resolution and capable to support up to WVGA panel
- Support 200Hz max. sampling rate (25 ~200Hz user programmable)
- Total 21 driving and 12 sensing pins
- Fully programmable driver scanning order
- 8 choices for Touch Screen Orientation control
- Provide (X,Y) coordinates and number of touch poi nts with force index and speed index
- 4 individual capacitance sensing button pins