554AC000405DG

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 554AC000405DG is a VCXO from the Si554 series, housed in an 8-SMD (7x5 mm) package. It operates at 3.3 V with a supply range of 2.97 V to 3.63 V. The output format is LVPECL, and frequency stability is ±50 ppm. Available frequencies include 622.08 MHz, 644.53125 MHz, 666.51429 MHz, and 669.32658 MHz. Maximum current draw is 130 mA, with a disabled maximum of 75 mA. Operating temperature ranges from -40°C to +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Voltage-controlled crystal oscillator architecture for precise frequency tuning
• LVPECL output format supporting high-frequency applications
• Pin-configurable design allowing flexible integration options

Pin ConfigurableSelectable Oscillators Applications

• High-frequency signal generation requiring precise tuning
• Telecommunications equipment clocking
• Data communication systems

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific frequency requirement against the available options: 622.08 MHz, 644.53125 MHz, 666.51429 MHz, or 669.32658 MHz. Confirm that the LVPECL output format matches the receiving circuit interface. Ensure the operating environment stays within the specified -40°C to +85°C range. Check lead times as this component may be subject to order fulfillment delays.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this part when a voltage-controlled crystal oscillator with LVPECL outputs is required. The Si554 series offers pin-configurability for design flexibility. Consider the 130 mA maximum current consumption during active operation. Verify that the 7x5 mm SMD package fits the PCB layout constraints. Compare against other Si554 variants if different output formats like CMOS are needed.

Pin ConfigurableSelectable Oscillators Part Context

The 554AC000405DG belongs to the Si554 family of pin-configurable VCXOs manufactured by Skyworks Solutions. These devices are designed for applications demanding high-frequency precision and tunability. The AC suffix typically denotes the LVPECL output configuration within this product line.

Pin ConfigurableSelectable Oscillators Replacement Considerations

The 554AC000405DGR is listed as a parameter-equivalent alternative. Both parts share identical electrical specifications and functionality, differing primarily in packaging format.