SIT3373AI-2B2-25NX240.000000

Oscillators Overview

The SIT3373AI-2B2-25NX240.000000 is a differential MEMS voltage-controlled oscillator (VCXO) operating at 240 MHz with a 2.5V supply and LVDS output signaling. It features a frequency stability of ±25 ppm and utilizes a 6-pin surface-mount package. The device integrates on-chip regulators to filter power supply noise, eliminating the need for external LDOs. It offers exceptional dynamic performance including resistance to airflow, thermal gradients, shock, and vibration, while delivering low jitter characteristics suitable for precision timing applications.

Oscillators Feature Summary

• Integrates multiple on-chip regulators to filter power supply noise without requiring dedicated external LDOs
• Delivers exceptional dynamic performance resistant to airflow, thermal gradients, shock, and vibration
• Utilizes DualMEMS temperature sensing and TurboCompensation technology for high stability

Oscillators Applications

• Telecommunications equipment requiring precise clock synchronization
• Data center infrastructure demanding low-jitter differential signals
• Networking gear operating in noisy or thermally variable environments

Oscillators Procurement Notes

Verify that the specific ordering suffix matches the required pull range and stability specifications. Confirm the package type and reflow profile requirements against the manufacturer's manufacturing notes. Ensure the input voltage aligns with the 2.5V requirement. Cross-reference the part number with official SiTime documentation to confirm factory programming parameters before integration into the design.

Oscillators Selection Notes

Select this component when a differential LVDS VCXO is required for 240 MHz applications with strict stability needs. Consider its integrated regulation capabilities if board space for external LDOs is limited. Evaluate its MEMS-based resilience against mechanical stress compared to quartz alternatives. Ensure the application environment does not exceed the specified operational limits for the selected stability grade.

Oscillators Part Context

This model belongs to the SiT3373 family of ultra-low jitter differential VCXOs from SiTime. The series supports frequencies ranging from 1 MHz to 725 MHz and offers various output types including LVPECL, LVDS, and HCSL. These devices are designed to replace custom quartz oscillators by providing programmable frequency and stability options through standard semiconductor manufacturing processes.

Oscillators Replacement Considerations

Direct substitutes include other SiT3373 variants with different stability or voltage ratings, such as SIT3373AI-2E9-25NH240.000000T. Verify pin compatibility and electrical specifications when cross-referencing with generic MEMS VCXOs.