The TTP223 touch sensor module can be easily used with microcontrollers like Arduino to act as a touch input. It can replace the boring push button with touch pads and is also easy to use. The module uses the TTP223 IC to detect the touch on a capacitive pad.
TTP223 Module Specifications:
- Operating Voltage: 2V to 5.5V
- No. of channel: 1
- Output high: 0.8*Vcc
- Output low: 0.3*Vcc
- Response time: 220mS