4-wire or 5-wire Touch Screen Interface I2C Serial Interface 12bit SAR A/D Converter with S/H circuit Sampling Rate: 22.2kHz Pen Pressure Measurement (4-wire) Continuous .

The AK4186 is a 4-wire/ 5-wire resistive touch screen controller that incorporates 12bit SAR A/D converter. The AK4186 can detect the pressed screen location with two A/D conversions and it can also measure touch pressure. The AK4186 has both an auto.

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