**AD9643BCPZ-170: A 16-Bit, 170 MSPS Dual Analog-to-Digital Converter for High-Performance Signal Processing Systems**

In the realm of high-speed data acquisition and signal processing, the demand for precision, speed, and integration continues to drive advancements in analog-to-digital converter (ADC) technology. The **AD9643BCPZ-170**, a **16-bit, 170 MSPS dual ADC**, stands out as a critical component engineered for systems where exceptional dynamic performance and channel density are paramount. This device is specifically designed to address the challenges faced in applications such as communications infrastructure, aerospace instrumentation, medical imaging, and defense electronics.

At the core of the AD9643BCPZ-170's capabilities is its **dual-channel architecture**, which allows for the simultaneous sampling of two independent analog signals. Each channel delivers **16-bit resolution at a sampling rate of 170 million samples per second (MSPS)**, ensuring high-fidelity digitization of wideband signals. This level of performance is essential for modern systems that require accurate capture of complex waveforms with high spurious-free dynamic range (SFDR) and low noise floor. The converter utilizes a high-performance pipelined architecture with integrated output error correction logic, guaranteeing excellent linearity and minimizing distortion.

One of the defining features of this ADC is its **outstanding dynamic performance**. Typical specifications include a signal-to-noise ratio (SNR) of up to 82 dB and an SFDR of 90 dB at intermediate frequencies, making it ideal for demanding RF and IF sampling applications. The device incorporates a proprietary differential input structure that maintains signal integrity even in the presence of common-mode noise, which is crucial for maintaining accuracy in noisy operating environments.

Power efficiency is another critical consideration in multi-channel systems. The AD9643BCPZ-170 is designed with **low-power operation**, consuming approximately 1.2 W per channel at 170 MSPS. This efficiency helps manage thermal loads in dense system designs, reducing the need for complex cooling solutions and improving overall reliability. Flexible power-down modes allow for further energy savings in applications where continuous operation is not required.

The integration of on-chip functionalities enhances its ease of use. It includes a **programmable digital output data bus** that can be configured to either parallel LVDS or CMOS formats, offering design flexibility to interface with various FPGAs or ASICs. Additionally, the device features built-in dither and gain control, which can be programmed via a serial port interface (SPI), allowing system designers to optimize performance for specific use cases.

From a physical design perspective, the AD9643BCPZ-170 is offered in a compact, 64-lead LFCSP (Lead Frame Chip Scale Package), which supports efficient PCB layout and thermal management. Its robust construction ensures operation over industrial temperature ranges, making it suitable for deployment in harsh environments.

ICGOODFIND: The AD9643BCPZ-170 is a high-performance dual ADC that combines high resolution, speed, and integration, making it an optimal choice for advanced signal processing systems. Its exceptional dynamic range, low power consumption, and flexible interface options address the critical needs of modern high-channel-count applications, providing designers with a reliable solution for achieving superior data acquisition performance.

**Keywords:**

Dual ADC

16-Bit Resolution

170 MSPS

High Dynamic Performance

Low Power Consumption