4 Channel Capacitive Touch Module - TTP224
Simple to use, Accurate, Output can be Active High or Low. Output mode can be ON/OFF(Toggle) or ON till touch(Momentary).
This board is a quick demo board for capacitive touch sensing IC TTP224. You can use it to detect and switch on external units using external relay.
- Simple to Use, Auto Calibration
- Output Status Indicator LED
- Output can configured be Active High or Low
- Output Mode can be configured to Toggle or Momentary
- Easy to replace mechanical key outputs
- Output can be directly connected to Microcontroller's Input pins
- Operating Voltage: 2V-5.5V
- Startup Calibration Delay: 0.5 Sec
- PCB Size: 35x29mm
Commercial Solid State solution using TTP224 IC to replace Dome, Membrane & Mechanical Keypads