SI5345D-B03980-GM

Clock Generators, PLLs, Frequency Synthesizers Overview

The Skyworks SI5345D-B03980-GM is a clock synthesizer and jitter cleaner featuring 10 outputs. It supports output frequencies up to 350 MHz with differential formats reaching 1028 MHz. The device accepts differential inputs from 8 kHz to 750 MHz and LVCMOS inputs from 8 kHz to 250 MHz. Operating voltage ranges from 1.71 V to 3.47 V, with a typical supply current of 125 mA and power dissipation of 880 mW. It utilizes a QFN-64 package and operates within a temperature range of -40°C to +85°C.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Generates any combination of output frequencies from any input frequency using fourth-generation DSPLL technology.
• Features ultra-low jitter performance of 90 fs rms for high-speed data applications.
• Supports hitless input clock switching between fractionally related sources.
• Includes in-circuit programmable non-volatile memory for known power-up configurations.

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 official documentation to ensure correct configuration. Confirm that the component meets all required environmental and regulatory standards for the intended deployment environment before finalizing procurement decisions.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this model when ten distinct output clocks are required with flexible frequency synthesis capabilities. Ensure the application demands low jitter attenuation and supports the specified input frequency ranges. Verify compatibility with the available serial interface protocols and packaging constraints during the design phase.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the Si5345 Rev D family, which integrates MultiSynth and DSPLL technologies. It serves as a versatile jitter attenuator capable of handling various input and output signal formats. The device is designed for complex timing architectures requiring precise synchronization across multiple system components.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes include other variants within the Si5345 series such as SI5345B-D or SI5345A-D, depending on the required output frequency range and synthesis mode. Verify pinout compatibility and electrical specifications before implementing any cross-model replacements.