549BAHA001958BBG

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 549BAHA001958BBG is a programmable crystal oscillator from the Ultra Si549 series, housed in an 8-SMD, no-lead package measuring 5.00mm x 3.20mm with a height of 1.33mm. It supports supply voltages of 1.8V, 2.5V, and 3.3V, delivering LVDS output signals at frequencies including 621.875MHz and 881.25MHz. The device features a frequency stability of ±20ppm across an operating temperature range of -40°C to +85°C, with a maximum current consumption of 121mA.

Pin ConfigurableSelectable Oscillators Feature Summary

• Pin-configurable architecture allows flexible integration into various system designs
• Supports differential LVDS output format for high-speed signal integrity
• Enables disable functionality to reduce power consumption when inactive

Pin ConfigurableSelectable Oscillators Applications

• High-speed data communication interfaces requiring precise clocking
• Telecommunications equipment utilizing standard XO configurations
• Industrial control systems operating within extended temperature ranges

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific part number matches the required pin configuration and output voltage levels. Check for RoHS compliance documentation and ensure the obsolete status does not impact long-term supply chain requirements for existing designs.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this model only if the design requires LVDS outputs and operates within the specified 1.8V to 3.3V range. Ensure the PCB footprint accommodates the 8-SMD no-lead package dimensions. Consider the ±20ppm stability requirement against system timing constraints before finalizing the component choice.

Pin ConfigurableSelectable Oscillators Part Context

This component belongs to the Skyworks Ultra Si549 family of programmable oscillators. These devices are designed to replace fixed-frequency crystals by offering software-configurable frequencies via I2C interface. The 549BAH variant specifically targets applications needing differential LVDS outputs with high frequency agility.

Pin ConfigurableSelectable Oscillators Replacement Considerations

The manufacturer has designated this part as Not Recommended for New Designs (NRND). Engineers should evaluate alternative models within the Si549 series that offer active lifecycle status to ensure long-term availability and support.