SI5335B-B02002-GM

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The SI5335B-B02002-GM is a clock synthesizer used in many low jitter clock applications. The SI5335B-B02002-GM is classified under Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers as it performs the functions of an oscillator, a frequency synthesizer, a phase-locked loop, and a frequency multiplier. This paper will look at the application fields of the SI5335B-B02002-GM and its working principles.

Application Fields

The SI5335B-B02002-GM provides excellent jitter performance for a range of frequency synthesis, clock distribution, and system synchronization applications. The device offers a wide range of operation frequency from 0.918 GHz to 67 GHz. It is most often used in multiplexers and receivers in gigabit Ethernet applications, where excellent phase noise performance and low jitter generation are required. This allows it to synthesis multiple frequencies in a single low power package. The SI5335B-B02002-GM clock signal can also be used in applications such as clock/data recovery and clock jitter attenuation.

Additionally, the device is well suited for networking, communication, and enterprise equipment applications. Its high frequency range makes it suitable for various synchronization applications such as SDH Synchronous Digital Hierarchy and SONET Synchronous Optical Network. The device also offers a simple, low-power solution for applications that require high levels of precision, such as data streaming and networking applications.

Working Principle

The SI5335B-B02002-GM performs several of the basic clock synthesizer functions. It contains both oscillator and phase-locked loop (PLL) functionality. The oscillator consists of an external XO oscillator, a fixed frequency VCO, and a controller. Combining these three parts provides the flexibility to support a variety of PLLs, including voltage controlled, crystal controlled, and direct drive. Furthermore, the device is capable of precision tuning at different frequencies, thanks to the flexible configuration options.

The SI5335B-B02002-GM is a self-contained, highly robust product that provides an ideal platform for applications requiring a wide range of clock sources. Its PLL efficiently conditions the external input clock and provides low-jitter output clock signals, while its adjustable loop bandwidth guarantees improved accuracy and reliability. The device also supports a wide range of input frequencies and synthesizes multiple-frequency outputs up to 67 GHz. The device’s integrated circuitry provides high-performance, low-power operation.

The SI5335B-B02002-GM’s clock synthesizer includes several features for fast, reliable frequency synthesis. These include jitter attenuation, wide loop-gain margins and excellent modulation accuracies. The device supports Digital Lock Detect (DLD) synchronization, enabling the device to lock quickly and accurately on a reference clock without introducing erroneous jitter. The device also incorporates a programmable Low Frequency Oscillator (LFO), allowing for fine clock tuning in applications that require additional accuracy.

Conclusion

The SI5335B-B02002-GM is an advanced clock synthesizer suitable for a range of frequency synthesis, clock distribution, and system synchronization applications. Its oscillator and PLL circuitry enable it to generate multiple outputs across a wide frequency range in a single, low-power package. Its Digital Lock Detect (DLD) synchronization function allows the device to lock onto a reference clock quickly, while its programmable LFO allows fine tuning. By combining these features, the SI5335B-B02002-GM is the perfect solution for a variety of high-precision clock and data recovery applications.

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