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554PC000522DGR is listed in the Pin ConfigurableSelectable Oscillators range at ChipApex. The manufacturer field lists Skyworks Solutions Inc.. Its product description is XTAL OSC VCXO 3.3V 8SMD. Review the specifications below when checking this part for your BOM.
The Skyworks Solutions Inc. 554PC000522DGR is a Voltage Controlled Crystal Oscillator (VCXO) from the Si554 series, designed for applications requiring precise frequency control within the 10 MHz to 1.4 GHz range. It features a CMOS output format and operates on a nominal 3.3 V supply voltage, with a minimum of 2.97 V and maximum of 3.63 V. The device draws a typical current of 98 mA and supports a load capacitance of 15 pF. It is housed in a compact 7 mm x 5 mm surface-mount package with a height of 1.8 mm, suitable for SMD/SMT installation. The component functions reliably across an extended temperature range from -40°C to +85°C.
Verify the specific part number against official Skyworks documentation to ensure compatibility with system requirements. Confirm that the CMOS output format aligns with the target circuit design. Check the operating voltage range of 2.97 V to 3.63 V against the power supply rails. Ensure the thermal environment stays within the specified -40°C to +85°C limits. Validate the physical footprint dimensions of 7 mm by 5 mm for PCB layout constraints.
Select this VCXO when a wide tuning range up to 1.4 GHz is required alongside CMOS outputs. Consider the 98 mA current consumption for power budgeting. The 15 pF load capacitance must match the external circuit design. Evaluate the 7x5 mm package size against available board space. Compare performance against other Si554 variants if LVPECL or differential outputs are needed instead.
This component belongs to the Si554 family of quad-frequency low-jitter VCXOs manufactured by Skyworks Solutions. These oscillators are engineered for high-performance timing applications where frequency agility and stability are critical. The 554PC000522DGR variant specifically utilizes a CMOS output stage, distinguishing it from LVPECL or differential output models within the same series. It represents a solution for compact, high-frequency signal generation in modern electronic systems.
For equivalent functionality with CMOS output, consider the 554MF000442DGR, though it specifies LVPECL output in some listings which may require level shifting. The 554AJ002404DGR also offers LVPECL output. Direct pin-compatible replacements with identical electrical characteristics should be verified via official datasheets, as output formats significantly impact circuit design.
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