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ADS7843

TOUCH SCREEN CONTROLLER

ADS7843 Features

* q 4-WIRE TOUCH SCREEN INTERFACE q RATIOMETRIC CONVERSION q SINGLE SUPPLY: 2.7V to 5V q UP TO 125kHz CONVERSION RATE q SERIAL INTERFACE q PROGRAMMABLE 8- OR 12-BIT RESOLUTION q 2 AUXILIARY ANALOG INPUTS q FULL POWER-DOWN CONTROL APPLICATIONS q PERSONAL DIGITAL ASSISTANTS q PORTABLE INSTRUMENTS q POIN

ADS7843 General Description

The ADS7843 is a 12-bit sampling Analog-to-Digital Converter (ADC) with a synchronous serial interface and low onresistance switches for driving touch screens. Typical power dissipation is 750µW at a 125kHz throughput rate and a +2.7V supply. The reference voltage (VREF) can be varied between 1V and.

ADS7843 Datasheet (0.98 MB)

Preview of ADS7843 PDF

Datasheet Details

Part number:

ADS7843

Manufacturer:

Burr-Brown Corporation

File Size:

0.98 MB

Description:

Touch screen controller.

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ADS7843 TOUCH SCREEN CONTROLLER Burr-Brown Corporation

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