TTP229-FSD ic equivalent, 8 keys touch pad detector ic.
Operating voltage：2.4V~5.5V
Built-in regulator Stand-by current
At 3V, and sleep mode slow sampling rate 8Hz：=> Typical 2.0uA Provides I2C-bus slave interface .
The TTP229-FSD TonTouchTM IC is capacitive sensing design specifically for touch pad controls. The device built in regulator for touch sensor. Stable sensing method can cover diversity conditions. Human interfaces control panel links through non-cond.
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