SI5344D-D06752-GMR

Clock Generators, PLLs, Frequency Synthesizers Overview

The Si5344D-D06752-GMR is a jitter attenuator and clock multiplier from Skyworks Solutions. It features four inputs and four outputs, supporting any-frequency generation with integer and fractional synthesis modes. The device delivers ultra-low jitter of 90 fs rms and supports output frequencies up to 1028 MHz for differential signals. It operates on a 1.8 V core voltage and includes in-circuit programmable non-volatile memory. The component is housed in a 44-QFN package and functions within a temperature range of -40 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
• Supports hitless input clock switching between fractionally related sources
• Includes in-circuit programmable non-volatile memory for known power-up configurations
• Features digitally programmable jitter attenuation bandwidth for optimization

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. 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 four independent output clocks are required alongside four input synchronization sources. Ensure the design accommodates the 44-QFN 7x7 mm package dimensions and provides appropriate termination for the selected differential or single-ended signal formats.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the Si5344 Rev D family, which integrates MultiSynth and DSPLL technologies. It serves as a specialized clock generator designed for high-performance networking and optical transport applications requiring precise jitter management and flexible frequency synthesis capabilities.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Si5344A-D-GM offers similar functionality but may differ in specific factory programming or minor electrical characteristics. Verify pinout compatibility and register settings when substituting.