AD9851BRSRL

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The AD9851BRSRL is an integrated digital direct-digital synthesizer, which is part of the Interface - Direct Digital Synthesis (DDS) family. It is designed for applications requiring high frequency, low phase noise and fast frequency hopping with improved signal purity and signal tracking capability. The DDS component\'s unique architecture and signal processing algorithms provide a powerful and cost-effective solution for microwave and high frequency analog signal generation.

The AD9851BRSRL is a 14-bit resolution, 1.8 V power-supply, high-speed, accurate and low noise direct digital synthesizer. It provides users with an array of features including single-clock tuning rates up to 300 MHz, conservative power consumption, low-jitter clock reference inputs, flexible output-amplitude control, and on-chip programmable waveform memory. The AD9851BRSRL\'s independent outputs and programmable waveform-memory can be used to generate waveforms up to 26.5 MHz.

The DDS has the unique feature of being able to generate wave forms in the frequency tunable range, as any arbitrary frequency wave form from virtually any wave-table can be synthesized using appropriate internal waveform settings. These settings are determined by the programmable memory embedded in the DDS component, which makes it possible to create multiple waveform configurations for the various frequency ranges within the module. This eliminates the need for external tuning components. The strong signal purity and wide frequency-tunable range make the AD9851BRSRL a versatile module applicable to multiple markets.

The AD9851BRSRL\'s work principle is based on Frequency Modulation (FM), which is a process of changing the frequency of an electromagnetic signal. This can be done either by changing the frequency of an external reference signal (direct-synthesis-method) or by a process of frequency multiplication (frequency-multiplication-method). The AD9851BRSRL uses the first method and its internal circuitry provides direct numerical control of synthesized signal frequencies with resolution as high as 14 bits.

The AD9851BRSRL offers multiple applications, such as: signal-conditioners, portable instruments, medical diagnostic equipment, digital-to-analog control systems, test-equipment, precision frequency-hopping systems and automotive-communications. Its low noise, high speed and wide tunable range significantly increases its application. Moreover, several manufacturers have integrated the AD9851BRSRL\'s signal-conditioners into their systems, making it a popular choice in industrial, automotive and medical applications.

In summary, the AD9851BRSRL is a crucial component of the Interfacing - Direct Digital Synthesis family. Its 14-bit resolution and low-noise capabilities increase its signal purity, while its on-chip programmable waveform memory enables customers to create wave forms up to 26.5 MHz. Additionally, its multiple applications, such as signal-conditioners and portable instruments, bring great convenience to people and help them better deal with their tasks.

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