MK715 Overview
The MK715 Touch Screen Controller IC provides all the screen drive, Analog to Digital converter (ADC) and control circuits to easily interface to 4-wire analog resistive touch screens. It also includes a general purpose A to D converter and a clock synthesizer. The IC continually monitors the screen waiting for a touch.
MK715 Key Features
- no external transistors are required A to D Converter guaranteed monotonic 3 or 4 wire serial interface