TTP233-DO8 TonTouchTM
1 KEY TOUCH PAD DETECTOR IC
GENERAL DESCRIPTION
The TTP233-DO8 TonTouchTM is a touch pad detector ...
TTP233-DO8 TonTouchTM
1 KEY TOUCH PAD DETECTOR IC
GENERAL DESCRIPTION
The TTP233-DO8 TonTouchTM is a touch pad detector IC which offers 1 touch key. The device built-in regulator for touch sensor. Stable sensing method can cover diversity condition. 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.
FEATURES
Operating
voltage 2.1V~5.5V Built-in regulator for touch sensor TTP233-DO8 Operating current @VDD=3V, no load
At low power mode typical 2.5uA, maximum 5uA At fast mode typical 5uA, maximum 10uA The response time max about 60mS at fast mode, 220mS at low power mode @VDD=3V Sensitivity can adjust by the capacitance(1~50pF) outside Stable touching detection of human body for replacing traditional direct switch key Provides Fast mode and Low Power mode selection by pad option(LPMB pin) Provides direct outpu...