552AK000191DGR

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 552AK000191DGR is a dual-frequency voltage-controlled crystal oscillator (VCXO) from the Si552 series, designed for high-performance clocking applications. It operates within a frequency range of 10 MHz to 1.4 GHz and supports LVPECL output format. The device functions on a nominal 3.3 V supply voltage, with an operational range of 2.97 V to 3.63 V. Key electrical parameters include a maximum current rating of 130 mA and a load capacitance of 15 pF. It features a duty cycle of up to 55% and is housed in a compact 7 mm x 5 mm SMD package with a height of 1.8 mm. The component is rated for industrial temperatures between -40°C and +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Utilizes DSPLL circuitry for low jitter generation across dual frequencies
• Supports differential or single-ended output configurations
• Enables pin-configurable operation for flexible system integration

Pin ConfigurableSelectable Oscillators Applications

• Telecommunications infrastructure requiring precise timing signals
• Data communication equipment needing stable clock sources
• Test and measurement instruments demanding low phase noise

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific part number suffix against official Skyworks documentation to confirm functional specifications, as variations may exist within the Si552 family. Ensure compatibility with required output formats and supply voltages before procurement. Confirm availability through authorized distributors, noting that lead times and stock levels are subject to change. Validate that the component meets all necessary environmental and regulatory standards for the intended application environment.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this VCXO when dual-frequency capability and low jitter performance are critical requirements. Consider the LVPECL output format and 3.3 V operating voltage for compatibility with existing system designs. Evaluate the 7 mm x 5 mm package size for space-constrained applications. Verify that the specified temperature range and current consumption align with the thermal and power budget constraints of the target hardware platform.

Pin ConfigurableSelectable Oscillators Part Context

The 552AK000191DGR belongs to the Si552 series of dual-frequency VCXOs manufactured by Skyworks Solutions. This series leverages advanced DSPLL technology to deliver high-frequency stability and low phase noise. The component is part of a broader portfolio of oscillators designed for demanding digital and analog mixed-signal applications, offering flexibility through configurable outputs and wide frequency ranges.

Pin ConfigurableSelectable Oscillators Replacement Considerations

The 552AK000191DG is listed as a parameter-equivalent alternative to the 552AK000191DGR. Verify packaging differences and ensure identical electrical specifications before substitution.