SY89538LHH TR

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The SY89538LHH TR clock generator is a high-performance, low-jitter, low-power and cost-efficient timing solution developed by Silicon Labs. It provides three SMA clock outputs, as well as offering excellent timing solutions for a variety of applications. It is designed to meet the requirements of high-end frequency synthesis and clock synchronization for applications ranging from mobile and high-end computing platforms to industrial and medical applications.

Application Fields and Working Principles of SY89538LHH TR

Applications Fields

The SY89538LHH TR is a next-generation clock generator, which has been designed specifically to meet the timing needs of a wide range of applications. The device is ideal for use in synchronizing multiple clock sources, such as application processors and digital signal processors, clocking high-performance FPGAs and ASICs, and routing data streams in large scale communications networks, such as 40/100Gb Ethernet, WLAN, and wireless backhaul solutions, to name just a few.

The SY89538LHH TR can also be used in more demanding applications, such as multi-gigabit ethernet, video broadcast, and precision instrumentation. Its versatility makes it a perfect fit for industrial, medical, and military applications as well. The SY89538LHH TR’s integrated PLL also makes it ideal for use in military networks, as well as in communications systems requiring high levels of reliability.

Working Principles

The SY89538LHH TR is a fundamental building block for frequency synthesis, synchronization and clock generation. It is powered by an on-board voltage regulator and its operation is based on an integrated PLL. It uses the PLL to synthesize various types of clock outputs and provide a variety of clock jitter scrubbing techniques. The PLL operates off a single clock input and can generate various types of clock outputs, depending on the desired application.

The SY89538LHH TR utilizes a loop bandwidth of 0.1–10 MHz, optimizing performance for applications that require extremely low jitter. It accepts standard clocks from 16 kHz–100 MHz, as well as a fixed input reference frequency of 28.8 MHz. The PLL allows for generation of clock signals up to 200 MHz with a resolution of 1 ppm and synthetic signals up to 1 GHz.

The SY89538LHH TR also features integrated clock jitter scrubbing techniques, including a multi-Hz PLL loop filter, multi-bit data-slicing and pattern-dependent bit-depopulation. These techniques reduce the clock jitter of the output signal, providing reliable clock sources for use in frequency-critical applications.

The on-board voltage regulator also enables power-efficient timing solutions for applications that require low-power consumption in a minimal package size. The SY89538LHH TR provides stable operation for SMA clock outputs up to 3.3V, making it ideal for use in low-voltage applications.

Conclusion

The SY89538LHH TR from Silicon Labs is a highly integrated clock generator designed to meet the needs of a variety of high-performance applications. Its integrated PLL provides excellent jitter scrubbing capabilities, and its low-voltage regulator enables low-power operation. It is an ideal choice for applications that require excellent timing solutions, including military networks, Ethernet networks, and high-end computing platforms.

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