18QHTF21-76.0686-OE

Overview

The 18QHTF21-76.0686-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 76.0686 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable and disable control capability
• Surface-mount construction with no lead design

Applications

• General purpose clock generation
• Digital signal processing systems
• Communication equipment timing

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD footprint matches your PCB layout constraints. Request the official datasheet from Mercury Electronics to validate electrical characteristics and reliability standards for your specific application environment.

Selection Notes

Select this component when a standard LVCMOS oscillator is required at 76.0686 MHz. Consider the 1.8V operating voltage and enable/disable feature for power-sensitive designs. Evaluate the 4-SMD package size against available board space. Compare performance metrics such as phase noise and stability if specified in the manufacturer documentation against alternative oscillator types.

Part Context

This part belongs to the series of quartz crystal oscillators produced by Mercury Electronic Ind. Co., Ltd. The company specializes in frequency control products including crystals, filters, and various oscillator types. This specific model represents a standard XO variant within their portfolio, utilizing SMD packaging for automated assembly processes.

Replacement Considerations

Consult the official Mercury Electronics substitution list or equivalent manufacturer cross-reference guides for compatible parts. Verify that any substitute maintains the same 76.0686 MHz frequency, LVCMOS output, and 1.8V supply voltage. Ensure pinout compatibility and package dimensions match the original 4-SMD form factor to avoid rework.