090-44310-32

Overview

The Microsemi Corporation 090-44310-32 is a high-precision atomic clock oscillator module designed for critical timing applications. It operates at a nominal frequency of 10 MHz and utilizes CMOS output logic. The device is powered by a single 5 V supply voltage and features a standard OCXO pinout in a small form factor through-hole package. It delivers exceptional frequency stability with a typical holdover performance of 1.5 µs over temperature, complying with SA.35m specifications. The unit supports an operating temperature range from -10°C to +75°C, ensuring reliable operation in demanding environments while maintaining low power consumption.

Feature Summary

• High-precision atomic clock technology providing superior frequency stability
• Small form factor design utilizing standard OCXO pinout configuration
• Robust holdover capability meeting SA.35m standards over temperature variations
• Low power consumption optimized for efficient system integration

Applications

• Telecommunications infrastructure requiring precise synchronization
• Test and measurement equipment needing stable reference clocks
• Navigation and positioning systems demanding high accuracy
• Military and aerospace electronic systems

Procurement Notes

Verify the specific suffix code against official Microsemi documentation to confirm exact electrical tolerances and packaging details. Ensure compatibility with existing board layouts regarding the through-hole mounting style and 5 V supply requirements. Cross-reference the part number with current datasheets to validate operational temperature ranges and holdover specifications before procurement.

Selection Notes

Select this component when application requirements demand atomic-level frequency stability within a compact footprint. It is suitable for designs where traditional crystal oscillators lack sufficient long-term stability or holdover performance. Consider the 5 V CMOS interface compatibility and through-hole mounting constraints during schematic capture and PCB layout phases to ensure seamless integration.

Part Context

This model belongs to the Microsemi atomic oscillator family, which provides high-reliability timing solutions for mission-critical applications. These modules are engineered to replace less stable crystal units in systems requiring stringent phase noise and frequency accuracy standards. The product line supports various industrial, commercial, and military sectors dependent on precise timekeeping.

Replacement Considerations

Consult official Microsemi substitution guides for verified equivalent models. Generic replacements may not match the specific holdover characteristics or atomic stability required. Verify that any substitute maintains the same pinout and voltage specifications to avoid hardware redesign.