571FDB001902DGR

Oscillators Overview

The Skyworks 571FDB001902DGR is a programmable VCXO from the Si571 series, housed in a 7 mm x 5 mm SMD package. It operates on a 2.25 V to 2.75 V supply with a maximum current of 99 mA. The device generates frequencies from 10 MHz to 1.4175 GHz using an I2C interface and features LVDS output format. It supports a load capacitance of 15 pF and functions within a temperature range of -40°C to +85°C.

Oscillators Feature Summary

• Supports frequency programming via I2C digital interface
• Provides low-jitter LVDS differential output signals
• Enables dynamic frequency reprogramming during operation
• Integrates onboard EEPROM for non-volatile configuration storage

Oscillators Applications

• High-speed serial communication interfaces
• Clock distribution networks
• Data converter timing applications
• Telecommunications equipment synchronization

Oscillators Procurement Notes

Verify the specific frequency code and output format against project requirements before ordering. Confirm that the I2C address and control register settings match the system controller capabilities. Ensure the power supply voltage remains strictly within the 2.25 V to 2.75 V operational limits to guarantee stable performance and prevent device damage.

Oscillators Selection Notes

Select this component when precise frequency agility and low phase noise are required in compact designs. Compare the LVDS output drive strength against receiver input specifications. Evaluate the thermal dissipation characteristics within the 7 mm x 5 mm footprint constraints to ensure reliable operation across the specified industrial temperature range.

Oscillators Part Context

This part belongs to the Si571 family of programmable oscillators, designed for high-performance clocking solutions. It replaces fixed-frequency crystals by offering tunable outputs through digital commands. The series is widely used in networking and computing infrastructure where flexible clock generation reduces bill-of-materials complexity.

Oscillators Replacement Considerations

Direct substitutes include other Si571 variants with matching LVDS outputs and compatible voltage ranges. Verify pin compatibility and package dimensions when considering alternative SKUs. Cross-reference the specific frequency tuning range and jitter specifications to ensure functional equivalence in the target application.