EVAL-AD7623EDZ

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EVAL-AD7623EDZ is a evaluation board from Analog Devices for its AD7623 16-bit parallel-interface sampling Analog-to-Digital Converter (ADC). With excellent power-efficient performance, it is employed in high-precision data acquisition applications that require precision and accuracy.

The AD7623 is designed for low power precision data acquisition applications such as metrology equipment, automated test and measurement systems, digital potentiometers, and industrial controls. Its 16-bit resolution and high-speed core makes it suitable for applications that require dense sampling at higher resolution. It is also suitable for applications that demand an extremely small form factor such as handheld and portable devices.

The EVAL-AD7623EDZ evaluation board utilizes a key feature of the AD7623, two-wire serial interface (TWSI). The TWSI allows for communications to and from the evaluation board with a small number of I/O pins. There are also two external clock signals which can be used to synchronize the device with any external system.

The EVAL-AD7623EDZ features an array of power management and digital filter circuit blocks, which provides a complete platform for testing and evaluation of the AD7623. The power supply buffer circuit provides filtering for the power supply, while the internal digital filter removes noise as it is sampled. The evaluation board also includes temperature measurement circuits which can be used to monitor temperature variations.

Another important feature of the EVAL-AD7623EDZ is its simultaneous sample and hold (SSH) operation. This feature allows for multiple analog inputs to be simultaneously sampled and converted to digital form. This allows for faster data collection and more accurate data representation.

The working principle of the EVAL-AD7623EDZ evaluation board is straightforward. The evaluation board is connected to the data acquisition system via a TWSI interface. The data acquisition system initiates the sampling process by instructing the evaluation board to start the data conversion process. Following this, the evaluation board converts the analog input signals into a 16-bit digital representation. This data is then processed by the digital filter, before being output to the data acquisition system.

In summary, the EVAL-AD7623EDZ evaluation board from Analog Devices is an ideal platform for testing and evaluating its AD7623 16-bit parallel-interface sampling Analog-to-Digital Converter (ADC). Its power-efficient performance and features such as simultaneous sample and hold (SSH) operation make it suitable for high-precision data acquisition applications that require precision and accuracy.

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