**AD976AARZ: A 16-Bit, 200 kSPS Dual-Channel Sampling DAC for Precision Signal Reconstruction**

In the realm of high-fidelity digital-to-analog conversion, the **AD976AARZ** stands out as a premier solution for applications demanding exceptional accuracy and dynamic performance. This **16-bit, 200 kSPS dual-channel DAC** is engineered to deliver precision signal reconstruction, making it indispensable in industries such as medical imaging, automated test equipment, and communications systems where signal integrity is paramount.

The core of the AD976AARZ's performance lies in its advanced architecture. It integrates two complete DAC channels, each capable of updating at **200 thousand samples per second (kSPS)**. This dual-channel design is particularly valuable for systems requiring simultaneous, phase-coherent output generation, such as in quadrature modulation or complex waveform synthesis. The device achieves **true 16-bit resolution** without missing codes, ensuring linearity and minimizing distortion across the entire operating range.

A key attribute of the AD976AARZ is its exceptional **spurious-free dynamic range (SFDR)** and low noise floor. These characteristics are critical for reconstructing clean, high-resolution analog waveforms from digital data. The onboard voltage reference is laser-trimmed for high accuracy and low temperature drift, which enhances overall system stability and reduces the need for external calibration. Furthermore, the DAC utilizes a segmented current-source architecture, which minimizes glitch energy and provides superior settling time performance.

The interface is designed for flexibility, compatible with standard microprocessors and DSPs. It features a double-buffered input structure, allowing both channels to be updated simultaneously with a single write command, which simplifies control logic in complex systems. The device operates from a single +5V supply, with separate digital and analog supplies to mitigate noise coupling from digital circuitry.

For system designers, the AD976AARZ offers a compelling combination of integration and performance. By housing two high-performance DACs in a single package, it reduces board space, component count, and overall system cost without compromising on quality. It is housed in a compact SSOP package, suitable for space-constrained applications.

**ICGOO**DFIND: The AD976AARZ is a high-performance, dual-channel 16-bit DAC that sets a benchmark for precision signal reconstruction, offering designers a reliable and integrated solution for the most demanding applications.

**Keywords:**

Dual-Channel DAC

16-Bit Resolution

200 kSPS

Signal Reconstruction

Spurious-Free Dynamic Range (SFDR)