SIT3372AI-4E9-25NY90.000000

Oscillators Overview

The SIT3372AI-4E9-25NY90.000000 is a SiT3372 series ultra-low phase noise MEMS oscillator manufactured by SiTime. It operates at a nominal frequency of 90 MHz with an output frequency tolerance of ±25 ppm over the commercial temperature range of -40°C to +85°C. The device utilizes a CMOS output format and is supplied in a standard 4-pin surface-mount package measuring 2.5mm x 2.0mm. It features a typical supply voltage of 1.8V, 2.5V, or 3.3V, ensuring compatibility with various digital logic families while maintaining low power consumption characteristics suitable for portable and high-performance applications.

Oscillators Feature Summary

• Ultra-low phase noise performance optimized for sensitive RF and clocking applications
• MEMS-based technology providing superior shock and vibration resistance compared to quartz alternatives
• Integrated tuning capabilities allowing for precise frequency adjustment via I2C interface

Oscillators Applications

• High-speed data communication interfaces requiring stable clock sources
• Test and measurement equipment demanding low jitter performance
• Medical imaging systems utilizing precision timing signals

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct pinout, output type, and temperature grade. Confirm that the required supply voltage matches the selected variant's electrical specifications. Check for any recent updates to the RoHS compliance status or lead-free material declarations prior to finalizing procurement orders.

Oscillators Selection Notes

Select this component when application requirements prioritize phase noise performance and mechanical robustness over cost sensitivity. Ensure the system design accommodates the necessary control lines for I2C configuration if dynamic frequency tuning is required. Validate that the operating temperature range aligns with the environmental conditions of the intended deployment scenario.

Oscillators Part Context

This part belongs to the SiT3372 family of programmable MEMS oscillators designed for high-performance networking and storage applications. The series offers industry-leading stability and reliability metrics. The specific model indicates a fixed frequency output variant within this lineup, targeting markets where consistent timing accuracy is critical for signal integrity.

Oscillators Replacement Considerations

Direct replacements may include other SiTime MEMS oscillators from the same family with compatible pinouts and electrical parameters. Cross-reference with competitor offerings such as those from Microchip or Epson only if they meet identical phase noise and form factor constraints.