This application note describes the evaluation board for the AD7890 12-bit serial data acquisition system.
The document details an evaluation board designed for the AD7890, an eight-channel 12-bit data acquisition system. The board features onboard components such as a precision bandgap reference (AD780), bus buffers, and input buffer amplifiers to support the device's operation from a single +5 V supply.
The part accepts an analog input range of +10 V, 0 to 4.096 V or OV to +2.5V depending on the version.
The AD7890 is an eight-channel data acquisition system.
The device operates from a single +5 V supply.