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TTP255 Datasheet(PDF) 2 Page - Tontek Design Technology |
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TTP255 Datasheet(HTML) 2 Page - Tontek Design Technology |
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2 / 49 page  Preliminary TTP255 TonTouch TM 12’/08/21 Page 2 of 49 Ver3.0 Built-in watch dog timer (WDT) circuit Providing high/low system operating speed、sleep、stop mode for power saving control Built-in low voltage reset (LVR) function 12. 16 Touch pads detection features 13.Provides 13 interrupt sources External: INT0 & INT1 shared with IO pad Internal: Timer/counter 1/2, IIC & Time base timer Software interrupt request for CPU A & B Touch pad detect and Touch pad detect overflow interrupt 14. Provide LDO to avoid Power noise Select 2.7V or 3.3V output by option 15. Provide two wire serial interface (TT-BUS) 16.Provide package types QFN 32 pin, SKDIP/SOP 28 pin , SKDIP/SOP/SSOP/TSSOP 24 pin, SKDIP/SOP/SSOP/TSSOP 20 pin, SKDIP/SSOP 16 pin Dice available § Applications: 1. Household electric appliances 2. Consumer products 3. Measurement controller |
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