SI5341A-B03869-GM

Clock Generators, PLLs, Frequency Synthesizers Overview

The SI5341A-B03869-GM is a programmable clock generator from Skyworks Solutions, featuring ten differential outputs with ultra-low jitter performance of 90 fs rms. It supports any-frequency synthesis up to 1.028 GHz using MultiSynth technology. The device operates on a single supply voltage ranging from 1.71 V to 3.47 V, typically 1.8 V or 3.3 V. It accepts input frequencies up to 750 MHz via differential clock or external crystal sources. Packaged in a 64-pin QFN, it integrates multiple clock formats including LVDS, LVPECL, and LVCMOS.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Generates any combination of output frequencies from any input frequency
• Ultra-low phase jitter performance of 90 fs rms
• Highly configurable outputs compatible with LVDS, LVPECL, LVCMOS, CML, and HCSL
• Supports I2C and SPI serial interfaces for configuration

Clock Generators, PLLs, Frequency Synthesizers Applications

• Telecommunications infrastructure equipment
• Data center server and storage systems
• Industrial automation controllers
• Test and measurement instrumentation

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix code against official Skyworks documentation to confirm factory pre-programming parameters. Custom part numbers indicate unique frequency configurations. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Ensure compatibility with ClockBuilderPro software for final validation of the generated clock tree.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this model for designs requiring ten independent low-jitter outputs from a single source. Compare against SI5341B variants if lower maximum output frequencies suffice. Verify input source compatibility, whether differential clock or crystal oscillator. Check package dimensions and thermal requirements for the 64-QFN footprint during PCB layout.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the Si5341 family of any-frequency, any-output clock generators. It utilizes proprietary MultiSynth fractional synthesizer technology combined with a wide-band PLL. The series is designed to replace multiple discrete oscillators and clock buffers, consolidating clock distribution into a single integrated circuit solution.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct replacements include other SKUs within the Si5341A series such as SI5341A-D-GM, provided the specific frequency plan matches. Verify pinout compatibility and electrical specifications before substitution. Consult manufacturer cross-reference guides for validated equivalent parts.