SY89538LHG TR

Differential - Input:Output:	Yes/Yes
Base Part Number:	SY89538
Supplier Device Package:	64-EP-TQFP
Package / Case:	64-TQFP Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	2.375 V ~ 3.6 V
Divider/Multiplier:	Yes/No
Frequency - Max:	756MHz
Series:	Precision Edge®
Ratio - Input:Output:	3:7
Number of Circuits:	1
Output:	LVDS, LVPECL
Input:	CMOS, HSTL, LVDS, LVPECL, LVTTL, SSTL, Crystal
PLL:	Yes
Type:	Clock Synthesizer/Fanout Buffer
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

SY89538LHG is a clock generator developed by Silicon Labs, the world leader in clock and timing technology. It is designed to generate high-performance, ultra-low-jitter clock outputs for data-intensive systems requiring clock synchronization such as networking, storage, and communications. The SY89538LHG is part of Silicon Labs\' complete timing portfolio and offers superior signal integrity and superior signal-processing performance.

Application Field

The SY89538LHG is a versatile, programmable clock generator solution for sophisticated clock synchronization applications. It is ideal for applications such as communications, storage and networking where accurate, low-jitter timing signals are critical for proper and efficient performance.The SY89538LHG supports multiple communication protocols and also provides a wide range of input, output, and PLL settings for high-performance synchronization and data delivery. It features a wide operating frequency range and can configure up to two different output frequencies. This high-performance solution supports data rates from 155 Mbps up to 10 Gbps.Additionally, the Sy89538LHG offers power management and PMBus interfaces, enabling users to easily manage power consumption and prioritize their system operations. Also, with its integrated EEPROM, the SY89538LHG offers users the ability to store up to 10000 programmable latencies, allowing for faster and more consistent recovery of timing information.

Working Principle

The SY89538LHG is a highly-sophisticated clock generator with a flexible design that enables it to be used in a range of applications. The SY89538LHG works with an integrated phase-locked loop (PLL) design to achieve low-jitter, high-accuracy clock signals that are precisely tuned to the required input frequency.The PLL design is based on a voltage-controlled oscillator (VCO) that is then further enhanced with a wide range of programmable options. This allows the user to configure the clock generator to produce low-jitter, high-accuracy clock signals that meet the system’s requirements. The SY89538LHG also consists of a high-precision digital-controlled oscillator (DCO) and a frequency reference block. The DCO provides an adjustable frequency source that is used to precisely control and set the clock generator’s output frequency. The frequency reference block then takes the inputs from the DCO and fine-tunes the output frequency for a precise, reliable clock signal.

Conclusion

The SY89538LHG from Silicon Labs is a high-performance, low-jitter clock generator solution for data-intensive applications. It integrates a number of features for power management and PMBus interfaces, to offer users greater flexibility and control over their system performance. And its programmable PLL design allows users to configure the clock generator to produce low-jitter, high-accuracy clock signals that meet their system’s requirements. All these capabilities make the SY89538LHG an ideal choice for mission-critical applications that require precise, stable timing signals.

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