SIT3372AC-1E2-33NH148.350000

Oscillators Overview

The SiTime SIT3372AC-1E2-33NH148.350000 is a differential MEMS Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 148.35 MHz. It features LVPECL output signaling and operates on a 3.3V supply with a range of 2.97V to 3.63V. The device exhibits a frequency stability of ±25 ppm and functions within a temperature range of -20°C to +70°C. Packaged in a 7mm x 5mm SMD form factor, it integrates on-chip regulators to filter power supply noise.

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 systems requiring precise clocking
• Networking equipment demanding low-jitter performance
• Industrial applications operating in noisy environments

Oscillators Procurement Notes

Verify the complete part number against official SiTime documentation to ensure correct configuration parameters. Confirm that the ordering suffix matches the required voltage, output format, and stability specifications. Check availability status through authorized distributors as stock levels may vary by region. Ensure compatibility with your system's power supply and signal interface requirements before procurement.

Oscillators Selection Notes

Select this component when designing systems that require a differential VCXO with high dynamic performance and immunity to environmental stressors. The integrated noise filtering simplifies board layout by removing the need for external linear regulators. Consider the factory-programmable nature of the device to optimize clock configurations without custom quartz manufacturing delays or costs.

Oscillators Part Context

This model belongs to the SiT3372 family of ultra-low jitter differential MEMS VCXOs from SiTime. The series supports frequencies from 1 MHz to 220 MHz and is engineered for applications requiring robust timing solutions. The specific variant utilizes LVPECL outputs and is designed for operation in challenging thermal and mechanical conditions common in telecom and industrial sectors.

Oscillators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult SiTime technical support or authorized distributors for cross-reference information regarding equivalent components with matching electrical and mechanical specifications.

Oscillators FAQ

Does the SiT3372AC-1E2-33NH148.350000 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 does the SiT3372 use to handle thermal gradients and vibration?

It utilizes SiTime’s unique DualMEMS temperature sensing and TurboCompensation technology to deliver exceptional dynamic performance and resistance to airflow, thermal gradients, shock, and vibration.