BU21049GUL - 4-wire Resistive Touch Screen Controller
BU21049GUL Features
* Enables single touch and dual touch using standard 4-wire resistive touch screen
* I2C like interface for interfacing to the host processor
* 12-bit Resolution
* Single 1.65V to 3.60V Supply.
* Power on reset
* Auto power down control
* Built-in clock oscillation circui