552BJ000972DGR

Pin ConfigurableSelectable Oscillators Overview

The Skyworks Solutions Inc. 552BJ000972DGR is a Voltage-Controlled Crystal Oscillator (VCXO) belonging to the Si552 series. It operates within a frequency range of 10 MHz to 1.4 GHz and supports dual-frequency functionality. The device features an internal tuning voltage input for frequency adjustment over a specified pull range. It utilizes DSPLL circuitry to provide low jitter clock signals. The component is designed for surface mount installation with dimensions of 7 mm x 5 mm x 1.8 mm. It operates on a nominal supply voltage of 3.3 V, with a minimum of 2.97 V and a maximum of 3.63 V. The output format is LVDS, and it has a load capacitance of 15 pF. The operating temperature range extends from -40°C to +85°C.

Pin ConfigurableSelectable Oscillators Feature Summary

• Utilizes advanced DSPLL circuitry to deliver very low jitter clock performance across all supported output frequencies.
• Features an internal tuning voltage input mechanism that enables precise frequency adjustment over a defined pull range.
• Supports dual-frequency operation within a wide range of 10 MHz to 1.4 GHz using a single compact package.

Pin ConfigurableSelectable Oscillators Applications

• Clock generation in high-speed digital communication systems
• Frequency synthesis in wireless infrastructure equipment
• Timing reference sources for data converters and processors

Pin ConfigurableSelectable Oscillators Procurement Notes

Verify the specific output frequency and pull range requirements against the official datasheet before procurement, as these parameters vary significantly within the Si552 family. Confirm that the LVDS output format matches the receiving logic interface. Ensure the 3.3 V supply voltage aligns with the system power design. Check for RoHS compliance status if required by project specifications. Validate the 7 mm x 5 mm SMD footprint compatibility with the PCB layout.

Pin ConfigurableSelectable Oscillators Selection Notes

Select this component when low jitter performance is critical for signal integrity in high-frequency applications. The internal tuning capability allows for flexible frequency planning without external varactor circuits. The dual-frequency feature simplifies designs requiring multiple clock domains. Consider the LVDS output format for noise immunity in dense layouts. Evaluate the thermal performance within the -40°C to +85°C range for environmental suitability.

Pin ConfigurableSelectable Oscillators Part Context

The 552BJ000972DGR is part of the Si552 family of dual-frequency VCXOs from Skyworks Solutions. This series is engineered for applications demanding precise timing and low phase noise. The use of DSPLL technology distinguishes these oscillators by providing superior jitter characteristics compared to traditional VCXO designs. The family offers various output formats and frequency ranges to accommodate diverse system requirements.

Pin ConfigurableSelectable Oscillators Replacement Considerations

Compatible substitutes within the Si552 family include models such as 552AJ000979DGR, 552BE000170DGR, and 552BM000598DGR. Verify that any replacement matches the required output format (LVDS vs LVPECL vs CMOS), supply voltage (3.3 V vs 2.5 V), and physical footprint. Ensure the pull range and jitter specifications meet or exceed the original design requirements.