552AK000121DG

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 552AK000121DG is a dual-frequency Voltage Controlled Crystal Oscillator (VCXO) from the Si552 series. It operates within a frequency range of 10 MHz to 1.4 GHz, providing specific outputs such as 622.08 MHz and 666.514 MHz. The device features LVPECL output format with a frequency stability of ±100 ppm. It functions on a 3.3 V supply voltage, drawing a maximum current of 130 mA. The component supports an enable/disable function and is housed in a 6-SMD, no-lead package measuring 7.00 mm x 5.00 mm x 1.80 mm. It operates between -40°C and +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Dual-frequency operation utilizing DSPLL circuitry for low jitter clock generation
• Configurable pin selection for flexible integration
• Enable/Disable functionality for power management

Pin ConfigurableSelectable Oscillators Applications

• Telecommunications infrastructure requiring precise timing
• Datacom equipment needing low jitter clocks
• Industrial control systems operating in extended temperature ranges

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the exact part number suffix against official Skyworks documentation to confirm package type and tape/reel specifications. Ensure the design accommodates the 3.3 V supply requirement and LVPECL interface compatibility. Confirm that the ±100 ppm stability meets system timing requirements. Check for RoHS compliance status in the latest datasheet revision before finalizing procurement.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this model when dual-frequency output capability is required within the 10 MHz to 1.4 GHz range. The LVPECL output format suits high-speed digital interfaces. Consider the 130 mA current consumption for power budgeting. The 7x5 mm SMD package fits standard surface mount processes. Verify thermal performance within the -40°C to +85°C operational window.

Pin ConfigurableSelectable Oscillators Part Context

The 552AK000121DG belongs to the Si552 family of dual-frequency VCXOs. This series leverages advanced DSPLL technology to deliver stable clock signals. The component is designed for applications demanding high frequency agility and low phase noise. It represents a specialized solution for complex timing architectures in modern electronic systems.

Pin ConfigurableSelectable Oscillators Replacement Considerations

The parameter-equivalent replacement is 552AK000121DGR. Verify that the reel packaging variant matches the assembly line requirements. Cross-reference electrical parameters to ensure functional equivalence.