SI5338B-B08872-GMR

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SI5338B-B08872-GMR Application Field and Working Principle

Designed to address a wide range of applications, the SI5338B-B08872-GMR from Silicon Labs is a high performance clock generator used for various frequency applications. The device supports four independent outputs, each of which is capable of supporting multiple frequencies at the same time to meet the needs of demanding system designs. In addition, the output drivers are optimized for low-power and low-noise operation with the help of advanced digital control.

Application Field

The SI5338B-B08872-GMR is suitable for a wide range of frequency applications. It is commonly used in communications equipment, media processing, power management, and industrial automation systems. Some of the most popular applications include:

• Fiber Networking
• Wireless Base Stations
• Networking Routers/Switches
• High-end Network Appliances
• Media Processors
• Power Management Systems
• Industrial Automation
• IoT Gateways
• And more...

Working Principle

The SI5338B-B08872-GMR uses a combination of SiTime’s MEMS oscillator technology and advanced frequency synthesis and divider circuitry to generate the supported frequency profiles. With MEMS oscillators, the clocks generated offer higher accuracy and stability compared to quartz oscillators, with the added benefit of low power consumption.

The integrated low jitter MultiSynth™ Synthesizer of the device offers excellent frequency steps that minimize reference spurs. In addition, the PLL (Phase Locked Loop) of the device is designed to minimize the reference noise, ensuring very quiet output clocks.

The SI5338B-B08872-GMR supports a wide range of frequencies, from 800 kHz up to 900MHz output. It has a wide operating voltage range from 1.8V to 5.5V. The device also features an on-chip power-on reset function for ensuring a glitch-free power-up sequence.

The SI5338B-B08872-GMR is powered by the embedded Silicon Laboratories Simplicity Studio™ 4, a comprehensive software platform specifically designed for developing products based on Silicon Labs’ highly integrated MCUs and Wireless solutions. It offers a rich set of tools and libraries, making it easy to build and deploy low-power, low-cost embedded systems.

Conclusion

The SI5338B-B08872-GMR is a high performance clock generator designed to address a variety of frequency applications. It is suitable for a wide range of applications, including fiber networking, wireless base stations, networking routers/switches, media processors, power management systems, industrial automation and more. The device utilizes MEMS oscillator technology and SiTime’s MultiSynth Synthesizer to generate highly accurate and stable output clocks. It also features an on-chip power-on reset function for ensuring a glitch-free power-up sequence, as well as support for a wide range of frequencies from 800 kHz up to 900MHz.

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