Type: Touching Detection IC
Model: TTP223
Operating voltage 2.0V~5.5V
Operating Temperature:-20 ~ +70 ℃
Startup Calibration Delay: 0.5 Sec
Output can configured to be Active High or Low
Operating current @VDD=3V, no load, SLRFTB=1
After power-on has about 0.5sec stable time, during that time do not touch the keypad, And the function is disabled
Have an external power-on reset pin(RST pin)

Touch Sensing

Touch Sensing Categories