SI5338B-B04876-GM

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The SI5338B-B04876-GM is an integrated clock generator used in a variety of applications. It is designed to help reduce cost and space requirements as well as to improve the overall system performance. It offers an accurate, low jitter solution that helps synchronize systems and improve their reliability. The SI5338B-B04876-GM is part of Silicon Labs’ ClockBuilder Pro based silicon clock family, and offers an extensive range of output and input clocks.

Application Field

The SI5338B-B04876-GM is a versatile clock generator with a wide range of applications. It can be used in applications such as networking equipment, displays, servers, routers, telecom infrastructure, industrial automation, and broadcast systems.

The device provides high phase noise performance, which is ideal for systems that require precise timing, synchronization, and phase shift in an economical solution. It is widely used in high-performance systems that need multiple clock frequencies without an external reference.

The device also supports multiple voltage domains and a wide temperature range, which makes it suitable for industrial, aerospace, and medical applications.

Working Principle

The SI5338B-B04876-GM has a proprietary clock/frequency synthesis architecture that uses input clocks as references to generate high-speed, low-phase-noise output clocks. It utilises an internal frequency synthesizer to generate both input and output clocks. The internal frequency synthesizer consists of a phase-locked loop (PLL) and a voltage-controlled oscillators (VCO).

The PLL is used to synthesize the required frequency range. The VCO is used to enhance the performance of the synthesized frequency. The SI5338B-B04876-GM has an on-board temperature compensation mechanism that is automatically activated during operation.

The SI5338B-B04876-GM can be configured via an SPI port, at which the user can select and program the reference source and output frequency ranges. The device also supports 1PPS input and output, which can be used to synchronize multiple clocks. The outputs can be disabled using on-board or external control pins.

Conclusion

The SI5338B-B04876-GM is an integrated clock generator that can improve system performance, reduce cost and space requirements, and provide precise timing and synchronization for a wide range of applications. It has an internal frequency synthesizer that uses a PLL and VCO to generate output clocks. It has an on-board temperature compensation mechanism for improved performance and can be configured via an SPI port. It can be used in a variety of applications from industrial and medical to aerospace, and can be powered from multiple voltage domains.

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