Datasheet Summary
TSC2000 ®
SBAS257
- FEBRUARY 2002
PDA ANALOG INTERFACE CIRCUIT
Features q 4-WIRE TOUCH SCREEN INTERFACE q RATIOMETRIC CONVERSION q SINGLE 2.7V TO 3.6V SUPPLY q SERIAL INTERFACE q INTERNAL DETECTION OF SCREEN TOUCH q PROGRAMMABLE 8-, 10-, OR 12-BIT
RESOLUTION q PROGRAMMABLE SAMPLING RATES q DIRECT BATTERY MEASUREMENT (0.5V to 6V) q ON-CHIP TEMPERATURE MEASUREMENT q TOUCH-PRESSURE MEASUREMENT q FULL POWER-DOWN CONTROL q TSSOP-20 PACKAGE
X+ X- Y+ Y-
VBAT1
VBAT2 AUX1 AUX2
VREF ARNG
AOUT
Touch Panel Drivers
Temp Sensor Battery Monitor Battery Monitor
D/A Converter
APPLICATIONS q PERSONAL DIGITAL ASSISTANTS q CELLULAR PHONES q MP3 PLAYERS
DESCRIPTION
The TSC2000 is a plete...