4-Channel Touch Key Module TTP224 Capacitive-Type w/ Toggle or Switch Jumper

  • RM8.00

  • Product Code: TTP224 Touch Sensor Module
  • Availability: In Stock

The TTP224 is a touch pad detector IC which offers 4 touch key. The touching detection IC is designed for replacing traditional direct button key with diverse pad size. Low power consumption and wide operating voltage are the contact key features for DC or AC application.


  • Act as toggle or switch
  • Trigger mode: 1:Short - 0:Long
  • Low power consumption
  • Sensitivity can adjust by the capacitance(0~50pF) outside 
  • Stable touching detection of human body for replacing traditional direct switch key
  • Re-calibration period is about 4.0sec, when key has not be touched
  • GND - land; VCC - power supply; SIG - digital signal output



  • Operating voltage: DC 2.5V - 5.5V
  • Operating current @VDD=3V, no load, SLRFTB=1
  • Response time: 220ms (at mode of low power consumption) and 60ms (at quick speed mode)


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Tags: Touch Sensor Module, Digital Signal Output