SI5345B-D06579-GM

Clock Generators, PLLs, Frequency Synthesizers Overview

The SI5345B-D06579-GM is a 10-output jitter attenuator and clock multiplier from the Si5345 family, manufactured by Skyworks Solutions. It utilizes fourth-generation DSPLL and MultiSynth technologies to generate any combination of output frequencies from any input frequency. The device supports integer and fractional synthesis with an output frequency range up to 350 MHz. It features ultra-low jitter performance of 90 fs rms and includes in-circuit programmable non-volatile memory for configuration storage. The component operates within a temperature range of -40°C to +85°C and is housed in a 64-QFN package.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Generates any combination of output frequencies from any input frequency using integer and fractional synthesis
• Features ultra-low jitter performance of 90 fs rms
• Includes in-circuit programmable non-volatile memory (NVM) for power-up configuration
• Supports hitless input clock switching and holdover modes

Clock Generators, PLLs, Frequency Synthesizers Applications

• OTN muxponders and transponders
• 10/40/100 G networking line cards
• GbE/10 GbE/100 GbE Synchronous Ethernet (ITU-T G.8262)
• Carrier Ethernet switches
• SONET/SDH line cards

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure compatibility with required packaging options such as tape and reel or tray. Confirm that the factory preprogrammed configuration matches the intended application requirements before finalizing procurement orders.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this model when applications require up to ten outputs with frequencies capped at 350 MHz. Ensure the design accommodates the 64-QFN package dimensions and provides appropriate thermal management. Verify that the serial interface configuration aligns with the system controller capabilities.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the Si5345 family of jitter attenuators, which also includes variants like the SI5345A and SI5345D. These devices share common architectural features but differ in output frequency ranges and synthesis modes. The Si5345 series is designed for high-performance timing applications requiring precise frequency generation and jitter cleaning.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Compatible substitutes include other members of the Si5345 family such as the SI5345A-D-GM or SI5345D-D-GM, provided their specific frequency ranges and synthesis modes meet the design requirements.