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z Wide consumer products z Button key replacement 2015/11/10 Page 1 of 11 Version：1.1 Block diagram TTP233C I LPMB MOTA MOTB Sensor oscillator circuit Timing counter & function option control circuit Sensor & Reference detecting circuit Touch detecting circuit Output mode & driver circuit Q OPDO System oscillator circuit Regulator circuit Pin DESCRIPTION
Key-on & timing control TOG AHLB DLYB Pad NO Pad Name Type 1 QO 2 OPDO OD 3 VSS P 4 LPMB I-PH 5 TOG I-PL 6 VDD P 7 AHLB I-PL 8 DLYB I-PH 9 MOTB I-PH 10 MOTA I-PH 11 I I/O Pad DESCRIPTION
CMOS output pin Open drain output pin active low(have no Diode protective circuit) Negative power supply, ground Low power mode selection, 1(Default)=>Fast mode; 0=>Low power mode Output type option pin, Normal mode: 0(Default)=>Direct output; 1=>Toggle output Delay-off mode:0(Default)=>delay-off mode-1; 1=>delay-off mode-2 Positive power supply Output Q active high or low selection, 0(Default)=>Active high; 1=>Active low Selecting delay-o...
TONTEK
