552AC000121DGR

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 552AC000121DGR is a dual-frequency Voltage-Controlled Crystal Oscillator (VCXO) from the Si552 series. It operates at output frequencies of 622.08 MHz and 666.514 MHz with a frequency stability of ±50 ppm. The device requires a supply voltage ranging from 2.97 V to 3.63 V, typically centered at 3.3 V, and draws a maximum current of 130 mA. It features LVPECL output format and is housed in a compact 6-SMD, no-lead package measuring 7.00 mm x 5.00 mm x 1.80 mm. The component supports an enable/disable function and functions within a temperature range of -40°C to +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Supports differential or single-ended dual frequency operation across a wide tuning range.
• Provides LVPECL output format for high-speed digital interfacing.
• Includes an enable/disable control function for power management.

Pin ConfigurableSelectable Oscillators Applications

• Telecommunications base stations
• High-speed data transmission systems
• Test and measurement equipment

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific part number against official Skyworks documentation to confirm electrical parameters, as suffixes define critical specifications. Ensure compatibility with system voltage requirements and thermal constraints. Confirm package dimensions and pin configuration match design specifications before integration. Cross-reference datasheet revisions for any updates to mechanical or electrical characteristics.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this component when dual-frequency generation is required within the specified range. Evaluate the ±50 ppm stability requirement against system jitter budgets. Consider the 3.3 V supply constraint and LVPECL interface needs. Verify that the 7x5 mm footprint fits the PCB layout. Assess thermal performance within the -40°C to +85°C operating range.

Pin ConfigurableSelectable Oscillators Part Context

This VCXO belongs to the Si552 family, designed for precision timing applications. It integrates crystal resonators with voltage-controlled tuning capabilities. The device offers configurable outputs and low phase noise characteristics suitable for demanding communication protocols.

Pin ConfigurableSelectable Oscillators Replacement Considerations

552AC000121DG is listed as a parameter-equivalent alternative. Verify packaging differences and availability status before substitution.