**AD7862ARSZ-10REEL: A 10-Bit, 4-Channel Simultaneous Sampling SAR ADC**

In the realm of data acquisition systems, particularly those dealing with multi-phase power control, motor control, or poly-phase instrumentation, the ability to capture multiple analog signals at the exact same instant is paramount. The **AD7862ARSZ-10REEL** from Analog Devices stands as a pivotal solution, integrating a **10-bit, 4-channel simultaneous sampling SAR ADC** into a single compact package. This device is engineered to deliver precise and synchronized data capture, which is critical for maintaining phase integrity and accurate system analysis.

At the core of the AD7862's functionality is its **four synchronous sampling track-and-hold amplifiers**. Unlike multiplexed ADCs that sequentially sample channels, introducing skew, the AD7862 samples all four input channels simultaneously upon receiving a single convert command. This ensures that the captured data points for all channels correspond to the same moment in time, a non-negotiable requirement for calculating power, phase relationships, or harmonic distortion accurately.

The ADC utilizes a **Successive Approximation Register (SAR)** architecture, renowned for its excellent trade-off between speed, accuracy, and power consumption. With a throughput rate of up to **500 kSPS** for all channels, the AD7862 provides ample speed for a wide range of industrial and instrumentation applications. The internal high-speed, low-noise capacitor-based DAC inherent to the SAR architecture ensures consistent performance.

The device operates from a single +5 V supply and features low power consumption, typically **60 mW**, making it suitable for power-sensitive designs. The analog inputs are designed to accept **±10 V or ±5 V** bipolar input ranges, offering flexibility for interfacing with various sensor outputs and signal conditioning circuits without external level-shifting components. The digital interface is straightforward, with parallel output data for easy connection to microprocessors or DSPs.

Housed in a compact **SSOP-28 package**, the AD7862ARSZ-10REEL is supplied on a 7-inch reel, making it compatible with standard high-volume automated assembly processes. Its robust design ensures reliable operation in demanding industrial environments.

**ICGOOODFIND**: The AD7862ARSZ-10REEL is an optimal choice for designers seeking a reliable, high-performance solution for **synchronous multi-channel data acquisition**. Its simultaneous sampling capability, combined with the speed and precision of SAR architecture, makes it indispensable for accurate power measurement and control systems.

**Keywords**: Simultaneous Sampling, SAR ADC, 4-Channel, 10-Bit Resolution, Data Acquisition.