Analog Devices AD7843 Manuals

Provides the user guide for the AD7843/AD7873 evaluation board, including product features, usage methods, and precautions

The AD7843 is a 12-bit successive-approximation ADC with a synchronous serial interface and low on resistance switches for driving touch screens. The part operates from a single 2.2 V to 5.25 V power supply and features throughput rates greater than 125 kSPS.

The AD7843 is a high performance 12-bit successive approximation ADC with a synchronous serial interface and low on resistance switches for driving touch screens. The part operates from a single 2.2V to 5.25V power supply and features throughput rates greater than 125 kSPS. The external reference applied to the AD7843 can be varied from 2.5V to 5.5V, and has an automatic attenuation feature. 2 auxiliary analog inputs can be used for temperature compensation, self-test or other applications. The AD7843 has 16-lead QSOP and TSSOP packages.

The AD7843 is a 12-bit successive approximation ADC with a synchronous serial interface and low on resistance switches for driving touch screens. It operates from a single 2.2V to 5.25V power supply and features a throughput rate greater than 125kSPS.