554AF000171DGR

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 554AF000171DGR is a pin-configurable voltage-controlled crystal oscillator (VCXO) belonging to the Si554 series. It operates within a frequency range of 10 MHz to 1.4 GHz and utilizes an LVPECL output format. The device requires a supply voltage between 2.97 V and 3.63 V, with a typical operating voltage of 3.3 V. It features a maximum current rating of 130 mA and supports a load capacitance of 15 pF. The component is housed in an 8-SMD, no-lead package measuring 7 mm x 5 mm x 1.8 mm. It functions reliably across an extended temperature range from -40°C to +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Supports multiple discrete frequencies within the 10 MHz to 1.4 GHz range for flexible system integration.
• Features LVPECL output format optimized for high-speed digital interfaces.
• Includes enable/disable functionality to manage power consumption during inactive periods.

Pin ConfigurableSelectable Oscillators Applications

• High-frequency timing applications requiring precise clock generation
• Telecommunications infrastructure equipment
• Data communication systems utilizing LVPECL interfaces

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific output frequency configuration against design requirements before procurement, as this part number represents a fixed frequency variant within the configurable family. Confirm that the LVPECL output format matches the receiving circuit's input specifications. Ensure the 7x5 mm SMD footprint aligns with the PCB layout constraints. Validate that the 3.3V supply voltage and 130mA current draw are supported by the target power delivery network.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this component when a stable VCXO solution with LVPECL outputs is required for frequencies up to 1.4 GHz. Consider the Si554 series for its pin-configurable architecture which simplifies board space optimization compared to discrete solutions. Evaluate the thermal performance within the -40°C to +85°C range to ensure reliability under operational conditions. Compare current consumption against system power budgets to verify compatibility with the 130mA maximum rating.

Pin ConfigurableSelectable Oscillators Part Context

This model belongs to the Si554 family of voltage-controlled crystal oscillators manufactured by Skyworks Solutions. The series is characterized by its pin-configurable nature, allowing designers to select specific frequencies and output formats without changing the physical footprint. This approach reduces inventory complexity and streamlines the design process for high-performance timing applications.

Pin ConfigurableSelectable Oscillators Replacement Considerations

The 554AF000171DGR may be replaced by other variants within the Si554 family that share the same 7x5 mm package and LVPECL output format. Verify that any substitute part matches the required operating frequency and electrical characteristics. Cross-reference datasheets to confirm compatibility with existing PCB layouts and control logic.