ADS7843 Touch Screen Controller Chip - 10 pcs!
Another group of surplus parts and equipment from my old business, hobby and estate (but, hey, I'm still alive!)
Texas Instruments / Burr-Brown
4-Wire Touch Screen Controller Chip
The ADS7843 is a 12-bit sampling Analog-to-Digital Converter (ADC) with a synchronous serial interface and low on-resistance switches for driving touch screens.
Low power, high speed, and onboard switches make the ADS7843 ideal for battery-operated systems such as personal digital assistants with resistive touch screens and other portable equipment.
4-WIRE TOUCH SCREEN INTERFACE
UP TO 125kHz CONVERSION RATE
PROGRAMMABLE 8-OR 12-BIT RESOLUTION
PERSONAL DIGITAL ASSISTANTS
Datasheet is here: http://focus.ti.com/lit/ds/symlink/ads7843.pdf