18QHTF21-37.399439-OE

Oscillators Overview

The 18QHTF21-37.399439-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 37.399439 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Provides stable clock signal generation at 37.399439 MHz
• Integrates LVCMOS output interface for digital circuit compatibility
• Supports active power down via enable/disable pin control

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Digital communication systems requiring precise frequency references
• Embedded systems utilizing low-voltage logic interfaces

Oscillators Procurement Notes

Verify the specific ordering suffix against official Mercury Electronics documentation to confirm functional attributes such as enable/disable capability versus standby mode. Ensure the required operating temperature range and load capacitance specifications align with the target application design before procurement.

Oscillators Selection Notes

Select this component when a fixed frequency of 37.399439 MHz is required with LVCMOS outputs. Consider the 1.8V supply constraint and the necessity for active power control. Evaluate the 4-SMD no-lead package dimensions against available PCB space constraints.

Oscillators Part Context

This model belongs to the Mercury Electronics XO series, which includes various frequencies and voltage options. Similar models like the 18QHTF21-67.800-OE share the same package and logic type but differ in frequency and specific operational parameters defined by their unique part numbers.

Oscillators Replacement Considerations

Direct substitutes must match the 37.399439 MHz frequency, 1.8V supply, LVCMOS logic, and 4-SMD no-lead package. Verify pinout compatibility and electrical characteristics with alternative manufacturers if cross-referencing.