18QHTF21-7.37281-OE

Overview

The 18QHTF21-7.37281-OE is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fundamental frequency of 7.37281 MHz. The device utilizes an HC/49 package configuration, which is a standard cylindrical metal can housing for through-hole mounting. This component is designed to provide stable clock signals for electronic circuits requiring precise timing references.

Feature Summary

• Provides stable oscillation at the specified fundamental frequency
• Utilizes a robust HC/49 metal can package for environmental protection
• Designed for through-hole integration into printed circuit boards

Applications

• General purpose clock generation in digital logic circuits
• Timing reference for microcontroller systems
• Synchronization in communication interface modules

Procurement Notes

Verify the exact part number against official Mercury Electronics documentation to ensure compatibility with specific design requirements. Confirm that the HC/49 package dimensions align with your PCB footprint and assembly capabilities. Check for any specific handling instructions related to the metal can construction during soldering processes.

Selection Notes

Select this component when a fundamental mode quartz crystal in an HC/49 package is required for 7.37281 MHz applications. Consider the load capacitance specifications provided in the datasheet to ensure proper circuit tuning. Evaluate the operating temperature range to confirm suitability for the intended environmental conditions.

Part Context

This oscillator belongs to the family of fundamental mode quartz crystals offered by Mercury Electronics. The HC/49 package is a widely recognized standard for general-purpose timing applications. These components are typically used where moderate stability and cost-effectiveness are prioritized over ultra-high precision or miniaturization found in surface-mount alternatives.