18QHTF21-76.857143-OE

Overview

The 18QHTF21-76.857143-OE is a quartz crystal resonator manufactured by Mercury Electronics Ind. Co. Ltd. This component operates at a fundamental frequency of 76.857143 MHz and utilizes an SMD package design suitable for surface mount applications. It is engineered to provide stable oscillation within specified temperature ranges, ensuring reliable performance in high-frequency circuitry. The device meets standard electrical characteristics required for precision timing applications.

Feature Summary

• Provides precise frequency stability for high-speed digital circuits
• Designed for surface mount technology integration
• Engineered for consistent performance across defined operating temperatures

Applications

• Clock generation for microprocessors
• Timing reference for communication modules
• Oscillator circuits in consumer electronics

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation before procurement. Confirm that the specific ordering code matches the required load capacitance and frequency tolerance specifications. Ensure compatibility with the target PCB footprint and reflow soldering profile. Cross-reference the datasheet revision date to guarantee access to the most current electrical parameters and mechanical drawings.

Selection Notes

Select this component based on its specific 76.857143 MHz frequency requirement and SMD form factor. Evaluate the load capacitance requirements of the host oscillator circuit to ensure proper frequency pulling. Consider the operating temperature range necessary for the end application environment. Verify that the package dimensions align with the available board space and manufacturing capabilities.

Part Context

This resonator belongs to Mercury Electronics' series of high-frequency quartz crystals designed for compact electronic devices. It serves as a critical timing element in systems requiring accurate clock signals. The product line emphasizes reliability and miniaturization, catering to modern electronics trends where space constraints and signal integrity are paramount concerns for system designers.