SI5338M-B05842-GMR

Overview

The SI5338M-B05842-GMR is a programmable quad clock generator utilizing MultiSynth technology. It synthesizes any frequency on four independent outputs with zero ppm precision. The device supports differential and single-ended formats including LVPECL, LVDS, CML, HCSL, CMOS, SSTL, and HSTL. Input frequencies range from 5 MHz to 710 MHz depending on the interface type. Core supply voltage options are 1.8 V, 2.5 V, or 3.3 V. Typical operating current is 45 mA. The component features low phase jitter of 0.7 ps RMS typical and operates within a temperature range of -40 °C to +85 °C.

Feature Summary

• MultiSynth technology enables independent, any-frequency synthesis on four output drivers with 0 ppm accuracy.
• Supports flexible input references: external crystals (8-30 MHz), CMOS (5-200 MHz), SSTL/HSTL (5-350 MHz), and differential inputs (5-710 MHz).
• Configurable output drivers support various signal formats and independent supply voltages (1.5, 1.8, 2.5, or 3.3 V).
• Features glitchless frequency adjustments in 1 ppm steps and independent phase adjustment with <20 ps resolution.

Applications

• PCIe Gen 1/2/3/4 Common Clock and Gen 3 SRNS compliant timing
• Ethernet switch/router clocking
• Processor and FPGA clocking
• Broadcast video/audio timing

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm pinout assignments and factory programming configurations. Ensure compatibility with I2C/SMBus interfaces for device programming. Confirm that the selected package variant matches the required PCB land pattern specifications.

Selection Notes

Select this component when designing systems requiring multiple independent clock frequencies derived from a single reference source. Evaluate the output driver requirements to ensure the supported formats (LVPECL, LVDS, CMOS, etc.) match the load. Verify that the input clock source falls within the specified frequency ranges for the chosen interface type.

Part Context

This part belongs to the Si5338 family of high-performance, low-jitter clock generators. The series is designed to replace multiple crystal oscillators by providing flexible frequency synthesis. It utilizes patented MultiSynth technology to generate precise clock signals across various digital interfaces.

Replacement Considerations

Consult the manufacturer's cross-reference documentation for verified substitute part numbers. Ensure that any replacement maintains the same package footprint, pin configuration, and electrical characteristics such as supply voltage and jitter performance.