Analog IC / Capacitive Sensing (screen)

IT7280: touch screen controllers

Supports up to 84 capacitance sensing pins, configuration to maximum 1600 channels10.25 ms update rate (frame rate 97) for all 80 sensor inputs (x =40 channel driving, y = 40 channel sensing)
Automatic conversion sequencer
Mutual capacitance smart finger detection engine
- 32-bit RISC CPU operating at 48MHz clock
- Internal calibrated oscillator
- Internal power-on reset circuit and watch-dog counter

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