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).

4 Channel Capacitive Touch Module - TTP224

Sunrom Part# 4632

Available We dispatch same day if ordered by 4PM (excluding holidays), then courier usually takes 2-5 days.
Real Time Availability
Ready Stock: 22 nos.
Factory Leadtime for more quantity: 15 days
Quantity Pricing
Quantity :
1-49 :
Rs.300/- (0%)
50-99 :
Rs.285/- (5%)
100+ :
Rs.270/- (10%)

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

Board Schematic

Commercial Solid State solution using TTP224 IC to replace Dome, Membrane & Mechanical Keypads

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