18QHTF21-118.666-OE

Oscillators Overview

The 18QHTF21-118.666-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 118.666 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 suitable for surface mount applications.

Oscillators Feature Summary

• Standard XO configuration with LVCMOS output
• Integrated enable and disable functionality
• Compact 4-SMD no lead package design

Oscillators Applications

• General purpose clock signal generation
• Digital system timing references
• Embedded controller clock sources

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 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 precise 118.666 MHz clock source is required with low voltage operation. The LVCMOS interface ensures compatibility with standard digital logic families. Consider the enable pin feature if power management or clock gating is necessary within the application architecture to optimize energy consumption during idle states.

Oscillators Part Context

This oscillator belongs to the Mercury Electronics SMD oscillator series, designed for high-frequency timing applications. The manufacturer specializes in quartz-based frequency control products, leveraging decades of expertise in Taiwan's electronics industry. This specific model represents a standard solution for compact electronic devices requiring reliable clock signals.

Oscillators Replacement Considerations

Direct substitutes must match the 118.666 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical specifications before swapping. Cross-reference with other Mercury models in the H21 or similar series if available, ensuring identical functional parameters.