18QHTF21-66.600-OE

Overview

The 18QHTF21-66.600-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 66.6 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function. 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/disable control functionality
• Compact 4-SMD no-lead surface mount package

Applications

• General clock signal generation
• Digital system timing references
• Embedded electronics timing circuits

Procurement Notes

Verify the specific part number against official Mercury Electronics documentation to confirm electrical parameters and pinout configuration. Ensure that the 1.8V supply requirement and LVCMOS logic levels match the target circuit design specifications before procurement.

Selection Notes

Select this component when a 66.6 MHz clock source with LVCMOS outputs is required. Consider the 1.8V operating voltage and the enable/disable feature for power management needs. Verify package compatibility with the 4-SMD footprint during PCB layout.

Part Context

This oscillator belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The brand has extensive experience in quartz crystal manufacturing, offering reliable timing components for various electronic applications.

Replacement Considerations

Consult official Mercury Electronics documentation for verified substitute part numbers. Cross-reference frequency, voltage, and package dimensions to ensure functional equivalence without modifying the existing circuit design.