SIT3373AI-2E9-30NU445.500000

Oscillators Overview

The SiTime SIT3373AI-2E9-30NU445.500000 is a differential MEMS voltage-controlled oscillator (VCXO) operating at a nominal frequency of 445.5 MHz. It features LVDS output signaling and operates on a 3V supply within a 6-SMD, No Lead Exposed Pad package. The device provides ±35 ppm frequency stability across the -40°C to +85°C temperature range. It utilizes DualMEMS temperature sensing and TurboCompensation technology for dynamic performance.

Oscillators Feature Summary

• Integrates multiple on-chip regulators to filter power supply noise without requiring an external LDO
• Delivers exceptional dynamic resistance against airflow, thermal gradients, shock, and vibration
• Factory programmable for specific combinations of frequency, stability, voltage, and pull range

Oscillators Applications

• Telecommunications systems requiring precise clock synchronization
• Networking equipment demanding low-jitter differential signals
• Industrial applications operating in noisy or thermally variable environments

Oscillators Procurement Notes

Verify that the ordering suffix matches the required output type, voltage, and stability specifications. Confirm the package style corresponds to the board layout requirements. Ensure the part number aligns with the specific frequency and pull range programmed during manufacturing. Cross-reference the datasheet to validate the active status and compliance certifications before finalizing procurement.

Oscillators Selection Notes

Select this component when a differential VCXO is required for frequencies between 220 MHz and 725 MHz. Consider this part for designs needing immunity to environmental stressors like vibration and shock. Choose based on the need for integrated power regulation to simplify the bill of materials. Evaluate the factory-programmable options to ensure the specific stability and pull range meet the system's timing constraints.

Oscillators Part Context

This model belongs to the SiT3373 Elite Platform series, which focuses on ultra-low jitter differential MEMS oscillators. The series is engineered for high-performance applications where traditional quartz devices may fail due to environmental factors. It represents SiTime’s capability to provide customizable timing solutions with superior reliability compared to standard resonator technologies.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Designers should verify compatibility with existing circuit layouts and signal integrity requirements if considering alternative MEMS VCXO models from other manufacturers.