554AJ000398DGR

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 554AJ000398DGR is a VCXO oscillator from the Si554 series, designed for dual frequency operation within the 10 MHz to 1.4 GHz range. It features an LVPECL output format and operates on a 3.3 V supply voltage with a minimum of 2.97 V and maximum of 3.63 V. The device has a load capacitance of 15 pF and draws 130 mA. Encased in a 7 mm x 5 mm SMD package with dimensions of 7 mm length, 5 mm width, and 1.8 mm height, it functions between -40°C and +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Dual frequency variable control oscillator architecture
• LVPECL differential output interface
• Wide frequency tuning range from 10 MHz to 1.4 GHz

Pin ConfigurableSelectable Oscillators Applications

• Telecommunications base station synchronization
• High-speed data transmission equipment clocking
• Test and measurement instrument timing references

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific part number against official Skyworks documentation to ensure accuracy. Confirm that the ordering suffix matches the required pinout and configuration. Check current availability through authorized distributors as stock levels fluctuate. Ensure compliance with RoHS directives if applicable to your region. Validate the datasheet version corresponds to the manufacturing batch date code.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this component when a dual-frequency VCXO with LVPECL outputs is required. Consider the 10 MHz to 1.4 GHz range for broad application compatibility. Evaluate the 130 mA current consumption against power budget constraints. Ensure the 7 mm x 5 mm footprint fits the PCB layout. Verify temperature range requirements align with the -40°C to +85°C specification.

Pin ConfigurableSelectable Oscillators Part Context

Part of the Si554 family of low-jitter VCXOs. Designed for high-performance timing applications requiring precise frequency control. Competes with other dual-frequency oscillators in the telecommunications sector. Offers a compact surface-mount solution for space-constrained designs.

Pin ConfigurableSelectable Oscillators Replacement Considerations

Check Skyworks documentation for direct cross-references. Verify electrical parameters match exactly before substitution. Ensure package dimensions are compatible with existing footprints.