090-44350-32

Overview

The Microsemi 090-44350-32 is a 10 MHz atomic CMOS oscillator module operating on a 5V supply. It utilizes SA.35m rubidium technology to deliver high-precision frequency stability of 10 ppb. The device supports an operating temperature range from -10°C to +75°C and features a typical holdover time of 1.5 µs over temperature. Lock acquisition requires approximately 15 minutes.

Feature Summary

• High-precision atomic clock performance
• Small form factor with standard OCXO pinout
• Low power consumption design

Applications

• Telecommunications synchronization
• Test and measurement equipment
• Navigation systems

Procurement Notes

Verify the specific ordering suffix matches the required configuration, as variations may exist within the product line. Confirm that the SA.35m rubidium variant aligns with system requirements for lock time and holdover capabilities. Ensure environmental specifications meet the deployment temperature constraints before finalizing procurement orders.

Selection Notes

Select this component when precise frequency stability is critical for network synchronization or timing applications. The standard OCXO pinout facilitates integration into existing designs requiring compact atomic references. Consider the 15-minute lock time during system startup planning to ensure operational readiness.

Part Context

This model belongs to the Microsemi atomic oscillator family, designed for applications demanding superior frequency accuracy compared to standard crystal oscillators. It integrates rubidium vapor cell technology into a modular format, providing a robust solution for infrastructure requiring long-term stability without external reference sources.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts and thermal management requirements if considering alternative atomic oscillators from the same manufacturer series.

FAQ

What is the typical holdover time for this oscillator?

The typical holdover time over temperature is 1.5 µs.

How long does it take for the oscillator to lock?

The device requires approximately 15 minutes to achieve lock.