AD7866BRUZ-REEL: A 14-Bit Simultaneous Sampling ADC for High-Performance Data Acquisition Systems

Release date:2025-08-30 Number of clicks:134

**AD7866BRUZ-REEL: A 14-Bit Simultaneous Sampling ADC for High-Performance Data Acquisition Systems**

In the realm of high-performance data acquisition (DAQ) systems, the ability to accurately capture multiple analog signals at the same instant is paramount. This requirement is critical in applications such as polyphase motor control, power quality monitoring, and precision instrumentation, where the phase relationship between signals must be preserved. The **AD7866BRUZ-REEL** from Analog Devices stands out as a premier solution, engineered to deliver exceptional performance in these demanding scenarios.

This integrated circuit is a **14-bit, simultaneous sampling analog-to-digital converter (ADC)**. Its core architecture features four independent ADC channels, each with its own sample-and-hold amplifier. This design is the key to its functionality, as it allows all four channels to acquire their respective input signals at precisely the same moment. The **simultaneous sampling capability** ensures that the temporal relationship between the inputs is maintained, eliminating phase skew and providing a true snapshot of the system's state, which is invaluable for vector analysis and control algorithms.

The AD7866 offers impressive speed and throughput. It supports a fast conversion time per channel and a high overall throughput rate, making it suitable for dynamic systems where signals change rapidly. The device operates on a single +5 V power supply and features a flexible parallel interface for seamless communication with microprocessors, microcontrollers, and digital signal processors (DSPs). Its low power consumption is a significant advantage for power-sensitive designs.

Beyond its sampling prowess, the AD7866 is designed for accuracy and robustness. It exhibits excellent **DC performance** with outstanding integral and differential nonlinearity (INL and DNL), ensuring minimal distortion in the digital output. Furthermore, it provides robust performance in electrically noisy environments, a common challenge in industrial and power conversion applications.

A notable feature is its six analog input channels, which can be configured as four simultaneous sampling channels (with two pairs of two channels) or as two simultaneous sampling channels with a choice of input ranges. This flexibility allows designers to tailor the ADC's operation to the specific needs of their application, optimizing both performance and resource utilization.

In summary, the AD7866BRUZ-REEL is a highly integrated and reliable component that simplifies the design of complex DAQ systems. By delivering **high-resolution, simultaneous digitization** across multiple channels, it empowers engineers to build more accurate, efficient, and responsive systems for a wide array of advanced industrial and scientific applications.

**ICGOOODFIND:** The AD7866BRUZ-REEL is a high-performance, 4-channel simultaneous sampling ADC that provides essential timing coherence for critical measurements in power control and instrumentation, combining accuracy, speed, and integration.

**Keywords:** Simultaneous Sampling ADC, 14-Bit Resolution, Data Acquisition Systems, High-Performance Conversion, Multi-Channel ADC.

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