EVAL-AD7796EBZ

Series:	--
Part Status:	Active
Number of A/D Converters:	1
Number of Bits:	16
Sampling Rate (Per Second):	123
Data Interface:	Serial
Input Range:	±VREF/128
Power (Typ) @ Conditions:	1.6mW @ 123SPS
Utilized IC / Part:	AD7796
Supplied Contents:	Board(s)
Base Part Number:	AD7796

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IntroductionThe EVAL-AD7796EBZ evaluation board is designed to facilitate the evaluation of a complete system based on the universal 12-bit, low-power, low-noise, high-performance Analog-to-Digital Converter (ADC), AD7796. The board is complete with all components necessary to evaluate the AD7796 family of ADCs under standard applications. Application FieldThe EVAL-AD7796EBZ evaluation board is suitable for applications such as data acquisition systems, industrial control systems, instrumentation systems, etc where a reliable and accurate conversion of analog signal to digital signals is desired. A wide range of voltage supplies from 3 V to 5.5 V can be used depending upon the model chosen, making it suitable for battery operated applications. It features a four-wire SPI (Serial Peripheral Interface) which can be used to interface with a microcontroller. In addition, the board also has an I2C-compatible interface for direct connection to a microcontroller. The board also has differential inputs, allowing it to interface to a variety of sensors. Furthermore, the ADC also features a on-chip temperature sensor and internal reference making the board ideal for temperature monitoring applications. Working PrincipleThe EVAL-AD7796EBZ evaluation board is based on the AD7796, a low-power, high-performance 12-bit ADC. It features a high degree of linearity and low noise for optimum analog-to-digital conversion accuracy and dynamic range. Its integrated noise filter also eliminates out-of-band noise from the input signal, improving the results of the conversion.The ADC utilizes a single conversion mode operation with a Sampling Mode of “0”, which allows the ADC to operate continuously with no delay between conversions. An asynchronous low-power shutdown mode is also available that enables the AD7796 to be powered down when not in use.The evaluation board also features an internal reference voltages, this ensures accurate readings in signal sources that have varying input levels. The on-chip temperature sensor provides the ability to monitor temperature.The board is designed to work with both 3V and 5.5V supplies, allowing it to be powered up easily by connecting it to a DC power source. The board comes with all the necessary components and connections that enable it to work properly and provisions to connect the microcontroller. ConclusionThe EVAL-AD7796EBZ evaluation board is a versatile and user-friendly evaluation board that offers an easy and effective way to evaluate the performance of the AD7796 ADC family. With its four-wire SPI interface, I2C-compatible interface and differential input capability, it is suitable for a range of applications from data acquisition systems to industrial control systems. In addition, its integrated low-noise filter improves the results of conversion by eliminating out-of-band noise from the source signal. With its high degree of linearity and low noise, it ensures that analog signals are accurately converted to digital signals. Furthermore, its on-chip temperature sensor and internal reference makes it ideal for temperature monitoring applications. Overall, the EVAL-AD7796EBZ evaluation board is a great tool for evaluating the performance of the AD7796 ADC family.

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