18QHTF21-18.816-OE

Oscillators Overview

The 18QHTF21-18.816-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 18.816 MHz and utilizes LVCMOS output logic levels. The device supports an enable/disable control function and requires a supply voltage of 1.8V. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface
• Enable/Disable control functionality
• Standard XO configuration

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing
• Microcontroller clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix and manufacturer part number against official Mercury Electronics documentation to ensure compatibility with system requirements. Confirm that the 1.8V supply voltage and LVCMOS output levels align with the target circuit design before procurement.

Oscillators Selection Notes

Select this component when a 18.816 MHz reference clock is required with low-voltage operation. Ensure the host system supports the 1.8V logic level and can manage the enable/disable pin state. Verify the 4-SMD footprint matches the PCB layout constraints.

Oscillators Part Context

Mercury Electronics specializes in quartz crystal frequency control products. This model belongs to their standard XO series, providing reliable oscillation for electronic circuits. The company has a long history in Taiwan's quartz industry, focusing on precision timing components.

Oscillators Replacement Considerations

Consult official Mercury Electronics substitution guides for compatible alternatives. Cross-reference specifications such as frequency stability, load capacitance, and package dimensions to ensure functional equivalence without redesigning the host circuit.