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TTP223 数据表(PDF) 2 Page - TT Electronics. |
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TTP223 数据表(HTML) 2 Page - TT Electronics. |
2 / 11 page Preliminary TTP223 08’/04/07 Page 2 of 11 Ver :1.0 BLOCK DIAGRAM OPDO Q RST SLRFTB MOTB LPMB AHLB TOG control Key-on & timing circuit driver & mode Output circuit Touch detecting circuit System oscillator Timing counter Sensor oscillator circuit detecting circuit Reference Sensor & I PAD DESCRIPTION Pad No. Pad Name I/O Type Pad Description 1 Q O CMOS output pin 2 OPDO O Open drain output pin 3 VSS P Negative power supply, ground 4 LPMB I-PH Low power mode selection, 1=>Fast mode; 0=>Low power mode 5 TOG I-PL Output type option pin, 1=>Toggle mode; 0=>Direct mode 6 VDD P Positive power supply 7 AHLB I-PL Output active high or low selection, 1=>Active low; 0=>Active high 8 RST I-PL External power on reset pin 9 SLRFTB I-PH Selecting the sampling length, 1=>about 1.6msec; 0=>about 3.2msec 10 MOTB I-PH Maximum on time 100sec selection, 1=>Disable, 0=>Enable 11 I I/O Input sensor port |
类似零件编号 - TTP223 |
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类似说明 - TTP223 |
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