18QHTF21-20.300-OE

Oscillators Overview

The 18QHTF21-20.300-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.3 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes an Enable/Disable control pin for power management. It is housed in a compact 4-SMD, No Lead package with dimensions suitable for surface mount applications.

Oscillators Feature Summary

• Supports active low enable/disable functionality via dedicated control pin
• Provides stable LVCMOS signal output for digital circuit interfacing
• Designed for low-voltage operation to support energy-efficient systems

Oscillators Applications

• General purpose clock generation for embedded systems
• Timing reference for microcontrollers and processors
• Digital communication interface synchronization

Oscillators Procurement Notes

Verify the specific suffix OE against official Mercury Electronics documentation to confirm the presence of the enable pin feature. Ensure the operating voltage matches the 1.8V requirement of the target circuit design. Confirm package compatibility with the PCB footprint before ordering.

Oscillators Selection Notes

Select this component when a precise 20.3 MHz timing source is required with low power consumption capabilities. Consider the 1.8V supply constraint and LVCMOS compatibility with downstream logic families. Evaluate the small form factor against available board space constraints.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronic, which specializes in quartz frequency control products. The manufacturer has decades of experience in Taiwan producing crystals and oscillators. This series typically offers standard performance characteristics for general electronic applications.

Oscillators Replacement Considerations

Check for direct substitutes within the same series such as 18QHTF21-20.2752-PD if frequency tolerance allows. Verify pinout and electrical specifications match exactly before substituting.