SI5350A-B07220-GTR

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The SI5350A-B07220-GTR is a clock generator from Silicon Labs that offers an improved accuracy to determine time precisely and eliminate the frequency errors over time. It is an essential component for clock and timing systems that require high accuracy and stability for integrated circuit design, high resolution systems, and communications and networking systems.

The SI5350A-B07220-GTR clock generator uses a high-performance octal PLL to generate and distribute high-existing clock signals, thus making it more robust for different applications. It is used widely in various communication and timing systems like Global Navigation Satellite Systems (GNSS), Ethernet and telecom networks, where accuracy and stability of clock signals are key requirements.

Application Fields

The SI5350A-B07220-GTR clock generator is a versatile solution and can be used in a wide range of applications. It is an ideal choice for high accuracy timing applications such as mission-critical medical devices, precision instrumentation, financial transaction processing, and database systems. It is also ideal for communication systems as it maintains stable and reliable synchronization between devices and is compliant with IEEE1588V2 and SyncE standards.

In addition, this clock generator offers excellent performance for Broadcast Video, where it can be used for both broadcasting and recording. It is also suitable for Industrial, Automotive and Aerospace & Defence applications, where it is required to provide highly accurate timing and synchronizing.

Working Principle

The basic working principle of the SI5350A-B07220-GTR clock generator is the use of Phase-Locked Loops (PLL) and the frequency synthesis technology. The SI5350A-B07220-GTR clock generator is a good example of octal frequency synthesis technology, as it utilizes eight channels each with integrated voltage-controlled oscillators (VCXOs).

The main function of the SI5350A-B07220-GTR is to generate a precise frequency clock by utilizing the input reference clock and a number of VCXOs. It utilizes four core integrated analog PLLs, which are able to generate eight separate, configurable output clocks. The use of the voltage-controlled oscillators combined with the PLLs provide excellent immunity to jitter and temperature.

Each one of the VCXOs and the PLLs can be configured via a simple I2C protocol, allowing for easy and effective reconfiguration for different clock speed requirements. Additionally, the clock generator is provided with an integrated spread spectrum clock output feature. This makes the device extremely reliable and efficient for applications that require low level of EMI.

Conclusion

The SI5350A-B07220-GTR clock generator is an advanced and highly reliable clock and timing solution, offering a wide range of applications for communication, broadcasting, and other industrial, automotive, and aerospace & defence systems. The octal PLL technology with eight channels of frequency synthesis, combined with an integrated spread spectrum clock output is an ideal choice for providing highly accurate timing and synchronization in these systems.

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