18QHTF21-124.450-OE

Overview

The 18QHTF21-124.450-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 124.45 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and features 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 and disable control functionality
• Surface-mount 4-SMD no lead package design

Applications

• General purpose clock signal generation
• Digital system timing reference
• Embedded electronics timing circuits

Procurement Notes

Verify the specific model suffix against official Mercury Electronics documentation to confirm electrical characteristics. Ensure the required supply voltage and output logic levels match the target circuit design. Confirm package dimensions and thermal requirements before integration into the final assembly.

Selection Notes

Select this component when a 124.45 MHz clock source with LVCMOS outputs is required. Consider the 1.8V operating voltage constraint and the need for enable/disable control. Evaluate the 4-SMD footprint availability within the PCB layout constraints.

Part Context

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

Replacement Considerations

Cross-reference with other 124.45 MHz LVCMOS oscillators in 4-SMD packages. Verify pinout compatibility and electrical specifications before substituting with alternative manufacturers' parts.