090-00218-003

Overview

The Microsemi Corporation part number 090-00218-003 identifies a Quantum SA.45s Chip-Scale Atomic Clock (CSAC) oscillator. This component is an atomic frequency standard designed for high stability applications. It operates with a supply voltage range of 3.2 V to 3.4 V and provides a maximum output frequency of 16.384 MHz. The device features two outputs and utilizes CMOS logic levels for signal transmission, ensuring compatibility with digital systems requiring precise timing references.

Feature Summary

• Integrates atomic clock technology within a compact chip-scale form factor
• Provides high frequency stability independent of environmental conditions
• Features dual output capability for flexible system integration

Applications

• Navigation and GPS-denied positioning systems
• Telecommunications network synchronization
• Military and aerospace electronic warfare platforms

Procurement Notes

Verify the specific ordering suffix against official Microchip Technology documentation to ensure correct configuration. Confirm that the Quantum SA.45s CSAC options match the required operational parameters. Cross-reference datasheet specifications directly with manufacturer sources to validate performance claims. Ensure compliance with all stated electrical limits during procurement planning.

Selection Notes

Select this component when long-term frequency stability without external reference is critical. Consider the 3.2 V to 3.4 V supply requirement and CMOS output interface for system compatibility. Evaluate the need for atomic-grade precision over traditional crystal oscillators. Assess space constraints given the integrated atomic clock design.

Part Context

This part belongs to the Quantum SA.45s series of Chip-Scale Atomic Clocks manufactured by Microsemi Corporation, now part of Microchip Technology. These devices represent a class of miniaturized atomic frequency standards designed to replace bulkier rubidium or cesium oscillators in portable and ruggedized applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs before considering alternative atomic clock solutions.