18QHTF21-41.952-OE

Oscillators Overview

The 18QHTF21-41.952-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 41.952 MHz and utilizes LVCMOS output logic levels. 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 interface for digital logic compatibility
• Integrated enable/disable pin for power control
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing references
• Embedded microcontroller clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Confirm that the 1.8V supply voltage aligns with the target system design. Ensure the 4-SMD no-lead package footprint matches the PCB layout specifications to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside standard LVCMOS signaling. The enable/disable feature makes it suitable for battery-powered or power-sensitive designs. Consider the small form factor for space-constrained boards. Verify that the 41.952 MHz frequency meets the system clock requirements without additional dividers.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The manufacturer has extensive experience in quartz crystal production. This specific model represents a surface-mount option designed for modern electronic devices requiring reliable timing signals in a minimal footprint.

Oscillators Replacement Considerations

Check for direct substitutes within the same Mercury Electronics family sharing identical electrical parameters and package dimensions. Ensure any replacement maintains the 1.8V supply requirement and LVCMOS output characteristics. Verify frequency accuracy and phase noise specifications match the original design constraints.