SIT3372AI-1E9-33NZ155.520000

Oscillators Overview

The SiTime SIT3372AI-1E9-33NZ155.520000 is a differential MEMS VCXO operating at 155.52 MHz with LVPECL output signaling. It functions within a supply voltage range of 2.97 V to 3.63 V and maintains a frequency stability of 50 ppm. The device operates reliably across an extended temperature range from -40°C to +85°C. Packaged in a compact 7 mm x 5 mm surface-mount format, it integrates on-chip regulators to filter power supply noise without requiring external components.

Oscillators Feature Summary

• Utilizes DualMEMS temperature sensing and TurboCompensation technology for resistance to airflow, thermal gradients, shock, and vibration.
• Integrates multiple on-chip regulators to filter power supply noise, eliminating the need for dedicated external LDOs.
• Factory programmable for specific combinations of frequency, stability, voltage, output signaling, and pull range.

Oscillators Applications

• Telecommunications equipment
• Networking infrastructure
• Industrial applications requiring noisy environment operation

Oscillators Procurement Notes

Verify the complete part number against official SiTime documentation to ensure correct configuration. Confirm that the LVPECL output format and 155.52 MHz frequency match system requirements. Check compatibility with the 7 mm x 5 mm package dimensions and SMD mounting style. Ensure the operating temperature range meets environmental specifications.

Oscillators Selection Notes

Select this component when low-jitter differential clocking is required in dynamic environments. The integrated noise filtering simplifies board layout by removing external LDO dependencies. Factory programmability allows optimization of clock configurations without custom quartz manufacturing delays or costs.

Oscillators Part Context

This model belongs to the SiT3372 series of ultra-low jitter differential MEMS VCXOs designed for 1 MHz to 220 MHz applications. The series leverages silicon MEMS resonator technology to replace traditional quartz oscillators, offering superior resilience to mechanical stress and thermal variations while maintaining precise timing performance.

Oscillators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.

Oscillators FAQ

Does the device require an external LDO?

No, the device integrates multiple on-chip regulators to filter power supply noise, eliminating the need for a dedicated external LDO.

What technology ensures dynamic performance?

The device utilizes SiTime’s unique DualMEMS temperature sensing and TurboCompensation technology to provide resistance to airflow, thermal gradients, shock, and vibration.