18QHTF21-80.911-OE

Overview

The Mercury Electronics 18QHTF21-80.911-OE is a high-frequency crystal oscillator designed for precision timing applications. It operates at a fundamental frequency of 80.911 MHz, providing stable clock signals for digital systems. The component utilizes surface-mount technology with a compact footprint suitable for dense PCB layouts. Key electrical characteristics include a specified load capacitance and frequency tolerance, ensuring reliable performance in communication and data processing equipment. The unit is engineered to meet stringent industry standards for phase noise and stability.

Feature Summary

• Provides precise fundamental frequency generation for high-speed digital circuits
• Utilizes surface-mount packaging for automated assembly integration
• Engineered for low phase noise and high frequency stability

Applications

• Telecommunications base station timing
• High-speed data transmission interfaces
• Precision measurement instrumentation

Procurement Notes

Verify the exact load capacitance requirements against your circuit design before procurement. Confirm that the operating temperature range aligns with your environmental specifications. Ensure compatibility with reflow soldering profiles recommended by the manufacturer. Check for any specific handling instructions regarding electrostatic discharge protection during storage and installation.

Selection Notes

Select this component when a fundamental mode crystal is required at approximately 80 MHz. Consider the package dimensions for board space constraints. Evaluate the phase noise specifications against system sensitivity requirements. Ensure the supply voltage and drive level capabilities match your oscillator circuit design parameters.

Part Context

This part belongs to Mercury Electronics' series of surface-mount crystal oscillators. These components are typically used where size and weight are critical factors. The model number indicates specific frequency and package configuration details. They serve as primary timekeeping elements in various electronic subsystems requiring accurate frequency references.

Replacement Considerations

Direct substitutes must match the 80.911 MHz frequency and identical package outline. Verify equivalent electrical parameters including load capacitance and stability. Cross-reference pin configurations if alternative packages are considered. Consult official replacement lists from Mercury Electronics for validated compatible parts.