FocalTech FT5x46
True Multi-Touch Capacitive Touch Panel Controller The FT5X46 is single-chip capacitive touch panel controller with a built-in enhanced Micro-controller unit (MCU). It provides the benefits of full-screen common mode scan technology, fast response time, and a high level of accuracy. It can drive a capacitive-type touch panel with up to 20 driving and 28 sensing lines.
View & Download: FT5x46_v1.0.pdf