18QHTF21-25.5625-OE

Oscillators Overview

The 18QHTF21-25.5625-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 25.5625 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features 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
• Enable/Disable functionality 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 against the manufacturer's official documentation to ensure correct voltage and enable/disable specifications. Confirm that the 4-SMD No Lead package dimensions match the target PCB footprint requirements before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a 25.5625 MHz LVCMOS clock source with low-profile packaging is required. Ensure the design supports 1.8V operation and includes necessary control lines for the enable/disable feature. Verify thermal and mechanical constraints associated with the small form factor.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of standard XO oscillators. The series offers various frequencies and voltage options within a consistent 4-SMD No Lead package format, providing designers with standardized timing solutions across different product lines.

Oscillators Replacement Considerations

Check the datasheet for compatible substitutes such as the 18QHTF21-25.5625-PD if standby power down functionality is preferred over standard enable/disable control. Verify pinout and electrical parameters before substitution.