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HM223B - 1 key Touch Pad Detector

General Description

Pin NO Pin Name 1 Q 2 VSS 3 I 4 AHLB 5 VDD 6 TOG Type O P I/O I-PL P I-PL Pin Description CMOS output pin Negative power supply, ground Input sensor port Output Q active high or low selection, 0(Default)=>Active high; 1=>Active low Positive power supply Output type option pin, 0(Defau

Key Features

  • for DC or AC.

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Full PDF Text Transcription (Reference)

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1 key Touch Pad Detector IC HM223B Outline z The HM223B 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 conditions. 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. Characteristic z Operating voltage 2.4V ~ 5.5V z Built-in regulator for touch sensor z Built-in low voltage reset (LVR) function z Operating current, @VDD=3V no load At low power mode typical 2.