18QHTF21-38.6666-OE

Oscillators Overview

The 18QHTF21-38.6666-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 38.6666 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The component is RoHS compliant and designed for applications requiring precise timing signals within electronic circuits.

Oscillators Feature Summary

• Integrates LVCMOS output logic for standard digital interface compatibility
• Features enable and disable functionality for power management control
• Utilizes a low-profile surface-mount package for space-constrained designs

Oscillators Applications

• General-purpose clock signal generation in embedded systems
• Timing reference sources for microcontrollers and processors
• Data communication interfaces requiring stable frequency standards

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system's power rails. Ensure the PCB footprint matches the 4-SMD, No Lead package dimensions to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a 38.6666 MHz clock source is required with LVCMOS outputs. Consider the 1.8V operating voltage constraint and the need for enable/disable control features. Evaluate the physical size constraints against the 2.0x1.6mm package dimensions to ensure compatibility with the printed circuit board layout and available mounting space.

Oscillators Part Context

This oscillator belongs to the QHTF series from Mercury Electronics, which specializes in quartz crystal products. The manufacturer has decades of experience in frequency control solutions. This specific model represents a standard XO variant optimized for modern low-voltage digital applications, providing reliable performance in consumer and industrial electronics sectors.

Oscillators Replacement Considerations

Direct substitutes must match the 38.6666 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical specifications before substitution.