EVAL-AD7719EBZ

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The EVAL-AD7719EBZ is an evaluation board designed for use with Analog Devices’ AD7719 16-bit, low-noise, low-power, SAR ADC. This board allows for a simplified evaluation of the device\'s performance while providing flexibility for custom application circuits. The board features a variety of test equipment, along with associated accessories, and is ideal for use in a wide range of applications that require high performance and/or accuracy.

Application Field

The EVAL-AD7719EBZ evaluation board is designed for use in a range of applications that require precise data acquisition systems. This includes, but is not limited to, scientific instruments, military applications, industrial automation, and monitoring systems. Due to its superior accuracy and wide dynamic range, the AD7719 makes it well-suited for use in demanding applications such as range finding, medical diagnostics, and instrumentation. Additionally, the board is equipped to interface with systems such as Arduino, Raspberry Pi, and other microprocessor platforms, allowing for further customization.

Working Principle

The EVAL-AD7719EBZ is based on the AD7719 low-noise, high-accuracy, 16-bit SAR ADC. The board includes voltage regulators for supplying the device from a single 3.3V or 5V power supply. The board also includes a multiplexer for switching between up to two external reference voltages. The analog inputs are internally multiplexed and can be separately monitored. All digital communication is done using an SPI interface. The board includes a DSP processor to perform digital signal processing, as well as an I2C port for configuration and control.

The AD7719 also includes an integrated on-board temperature sensor. This temperature data can be used to perfom temperature compensation, and to alert the user of the device\'s temperature when outside of predetermined limits. Additionally, the board includes a digital potentiometer, providing up to 10-bit of resolution for precise adjustment of ADC parameters.

The EVAL-AD7719EBZ evaluation board also features a wide range of automated tests, providing access to vital measurements, such as DC performance, dynamic performance, and noise immunity. This allows for rapid evaluation and allows for users to quickly determine if the device is functioning as expected. Users are also provided with visual information via a PC GUI, allowing for easy monitoring and debugging.

Conclusion

The EVAL-AD7719EBZ evaluation board provides a comprehensive solution for evaluating and debugging the AD7719 low-noise, high-accuracy, 16-bit SAR ADC. The board offers a wide range of features and automated tests, as well as numerous access points for customizing design. With its excellent performance and robust design, the EVAL-AD7719EBZ is suitable for a variety of applications that require precise data acquisition.

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