18QHTF21-41.670-OE

Oscillators Overview

The 18QHTF21-41.670-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 41.67 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable pin for power control
• Compact 4-SMD no lead surface mount package

Oscillators Applications

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

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure the correct frequency tolerance and load capacitance requirements are met for your design. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD footprint matches your PCB layout constraints before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside a standard LVCMOS interface. The enable/disable feature makes it suitable for battery-powered or power-sensitive applications where dynamic clock gating is necessary. Verify that the 41.67 MHz frequency meets the specific timing requirements of the target digital subsystem.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface-mount crystal oscillators. The series typically offers various frequencies and voltage options within a standardized small outline package format. Mercury Electronics specializes in quartz crystal and oscillator manufacturing, providing frequency control solutions for consumer and industrial electronics.

Oscillators Replacement Considerations

Direct replacements must match the 41.67 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Cross-reference with other manufacturers' 4-pin XO components offering identical electrical specifications and pinout configurations to ensure functional compatibility.

Oscillators FAQ

Does the 18QHTF21-41.670-OE support variable frequency adjustment?

No, this is a standard Crystal Oscillator (XO) with a fixed frequency of 41.67 MHz. It does not support frequency tuning.

What is the purpose of the enable/disable function?

The enable/disable function allows the system to turn the oscillator on or off, reducing power consumption when the clock signal is not actively needed.