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ADS7843 - TOUCH SCREEN CONTROLLER

Download the ADS7843 datasheet PDF. This datasheet also covers the ADS7843_Burr variant, as both devices belong to the same touch screen controller family and are provided as variant models within a single manufacturer datasheet.

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.

Key Features

  • q 4-WIRE TOUCH SCREEN.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ADS7843_Burr-BrownCorporation.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
ADS7843-Q1 TOUCH SCREEN CONTROLLER Texas Instruments
ADS7841-Q1 Analog-to-Digital Converter Texas Instruments
ADS7822-Q1 Analog-to-Digital Converter Texas Instruments
ADS7826 Analog-to-Digital Converter Burr-Brown
ADS7827 Analog-to-Digital Converter Burr-Brown

Other Datasheets by Burr-Brown (Texas Instruments)

Part Number Description
ADS7841 12-Bit/ 4-Channel Serial Output Sampling ANALOG-TO-DIGITAL CONVERTER
ADS7842 12-Bit/ 4-Channel Parallel Output Sampling ANALOG-TO-DIGITAL CONVERTER
ADS7844 12-Bit/ 8-Channel Serial Output Sampling ANALOG-TO-DIGITAL CONVERTER
ADS7845 TOUCH SCREEN CONTROLLER
ADS7846 TOUCH-SCREEN CONTROLLER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
ADS7843 SBAS090B – SEPTEMBER 2000 – REVISED MAY 2002 TOUCH SCREEN CONTROLLER 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 POINT-OF-SALES TERMINALS q PAGERS q TOUCH SCREEN MONITORS 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.