18QHTF21-15.437823-OE

Oscillators Overview

The 18QHTF21-15.437823-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 15.437823 MHz and utilizes LVCMOS output logic levels. The device is designed for operation with a supply voltage of 1.8V and includes enable/disable control functionality. It is housed in a compact 4-SMD, No Lead package suitable for surface mount applications.

Oscillators Feature Summary

• Supports LVCMOS output signal compatibility
• Features integrated enable and disable control capability
• Designed for low voltage 1.8V power supply operation

Oscillators Applications

• General purpose clock generation
• Digital signal processing systems
• Embedded controller timing 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 rail stability meets the oscillator specifications to ensure reliable enable/disable switching performance. Ensure the PCB footprint matches the 4-SMD no lead package dimensions provided in the official datasheet.

Oscillators Selection Notes

Select this component when a precise 15.437823 MHz reference is required in space-constrained designs. The choice is driven by the need for low voltage operation and active control features. Consider the thermal characteristics and aging specifications relative to the system's long-term stability requirements.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics Ind. Co. Ltd, a manufacturer established as a pioneer in the quartz crystal industry in Taiwan. The series represents standard XO products characterized by small form factors and flexible voltage options.

Oscillators Replacement Considerations

Direct substitutes must match the 15.437823 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical parameters with alternative manufacturers.