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AK4185 - Low Power Touch Screen Controller

General Description

The AK4185 is a 4-wire/ 5-wire resistive touch screen controller that incorporates 12bit SAR A/D converter.

The AK4185 operates down to 1.6V supply voltage in order to connect a low voltage microprocessor.

The AK4185 has both an automatic continuous measurement and a measurement data calculation function.

Overview

[AK4185] AK4185 Low Power Touch Screen Controller with SPI™ Interface GENERAL.

Key Features

  • 4-wire or 5-wire Touch Screen Interface.
  • SPITM Serial Interface.
  • 12bit SAR A/D Converter with S/.