SI5342D-D06676-GMR

Clock Generators, PLLs, Frequency Synthesizers Overview

The SI5342D-D06676-GMR is a jitter attenuator and clock multiplier from the Si5342 Rev D family, manufactured by Skyworks Solutions. It features four inputs and two outputs housed in a 44-QFN 7x7 mm package. The device supports differential output frequencies ranging from 100 Hz to 350 MHz and LVCMOS outputs up to 250 MHz. Input frequency ranges are 8 kHz to 750 MHz for differential signals and 8 kHz to 250 MHz for LVCMOS. It operates on a core voltage of 1.8 V ±5% and an auxiliary voltage of 3.3 V ±5%, with 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 and MultiSynth technologies.
• Provides ultra-low jitter performance of 90 fs rms with digitally programmable jitter attenuation bandwidth.
• Supports free-run, synchronous, and holdover modes with automatic or manual hitless input clock switching.

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 official Skyworks documentation to confirm factory preprogramming details. Confirm package type and lead times through authorized distributors. Ensure compatibility with ClockBuilder Pro software for configuration. Check for RoHS compliance status. Validate supply availability directly with the manufacturer.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when requiring two low-jitter outputs from the Si5342 family. Compare against Si5344 and Si5345 variants based on required output count. Utilize ClockBuilder Pro software to determine optimal loop bandwidth settings. Verify input signal types match the supported differential or LVCMOS ranges.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the Si5345/44/42 Rev D series, which combines DSPLL and MultiSynth technologies. The Si5342 variant specifically offers four inputs and two outputs in a compact 44-QFN package. It is designed for applications demanding high jitter performance and flexible frequency synthesis capabilities.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Si5342A-D-GMR provides similar functionality with a higher maximum output frequency range up to 1028 MHz. Si5342B-D-GMR and Si5342C-D-GMR offer alternative frequency specifications within the same package. Verify pinout and electrical characteristics before substitution.