TTP226 capacitive touch keyboard with 8 buttons for Arduino

Keypad module with 8 touch buttons, based on the TTP226 chip. The board has a connector with output signals and LEDs indicating the status of each button. The keypad allows standard buttons to be replaced with their touch-sensitive counterparts, which works well for devices requiring a simple user interface. Specification:

* Number of buttons: 8

* Power supply: 2.4 ÷ 5.5 V DC

* Layout: TTP226

* Response time: 100 ms in fast mode, 200 ms in reduced power mode

* LED as a touch signal

* Plate dimensions: 49 x 47 mm

* Goldpins for self-soldering on the board