SI53313-B-GM

Clock Buffers, Drivers Overview

The SI53313-B-GM is a universal dual 1:5 low-jitter clock buffer manufactured by Skyworks Solutions Inc. It operates within a supply voltage range of 1.71 V to 3.63 V and supports frequencies up to 1.25 GHz. The device features an I2C interface for configuration and is housed in a 44-VFQFN exposed pad package with dimensions of 7x7 mm and a height of 0.85 mm. It functions across a temperature range of -40°C to +85°C, providing reliable signal distribution for high-speed digital applications.

Clock Buffers, Drivers Feature Summary

• Provides dual independent 1:5 fanout buffering capabilities for precise clock distribution
• Supports ultra-low jitter performance suitable for high-frequency data transmission
• Enables flexible configuration through an I2C control interface
• Integrates level translation functionality between different voltage domains

Clock Buffers, Drivers Applications

• High-speed serial link clock distribution in telecommunications equipment
• Clock tree generation for server and storage backplane architectures
• Signal conditioning for multi-standard networking interfaces
• Low-jitter clock buffering in industrial automation systems

Clock Buffers, Drivers Procurement Notes

Verify the specific suffix and package variant against the official Skyworks datasheet to ensure compatibility with your design requirements. Confirm that the 44-VFQFN footprint matches your PCB layout specifications. Check for moisture sensitivity labeling and handle according to standard reflow profiles. Ensure the operating voltage range aligns with your system power rails before finalizing procurement.

Clock Buffers, Drivers Selection Notes

Select this component when dual independent clock paths are required for complex system architectures. The 1.25 GHz maximum frequency capability makes it suitable for next-generation high-speed interfaces. Consider the I2C configurability if dynamic adjustment of output parameters is necessary during operation. Evaluate the thermal performance within the specified -40°C to +85°C range for your intended environment.

Clock Buffers, Drivers Part Context

This part belongs to the Si53313 series of clock buffers and drivers from Skyworks Solutions. It is designed to complement other timing solutions in the company's portfolio by offering versatile fanout and translation capabilities. The device addresses the need for clean, stable clock signals in modern electronic designs where signal integrity is critical for maintaining data throughput and system reliability.

Clock Buffers, Drivers Replacement Considerations

Consult the official Skyworks replacement guide for verified substitute part numbers. Direct replacements must maintain identical pinout, electrical characteristics, and package dimensions to ensure board-level compatibility without redesign.

Clock Buffers, Drivers FAQ

What is the maximum operating frequency supported by the SI53313-B-GM?

The device supports clock frequencies up to 1.25 GHz.

How many outputs does each buffer channel provide?

Each of the two independent buffer channels provides five outputs, resulting in a total of ten outputs.

What type of interface is used for configuring the device?

The SI53313-B-GM utilizes an I2C interface for programming and configuration.