18QHTF21-25.99845-OE

Oscillators Overview

The 18QHTF21-25.99845-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 25.99845 MHz with LVCMOS output levels. The device supports 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

• LVCMOS output interface for digital logic compatibility
• Enable/Disable pin control for active power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Digital signal processing circuits requiring precise clocking
• Communication modules needing stable frequency references
• Embedded systems utilizing low-voltage logic interfaces

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's official documentation to confirm the Enable/Disable functionality and voltage specifications. Ensure the ordering part number matches the required frequency tolerance and load capacitance for the target circuit design before finalizing procurement.

Oscillators Selection Notes

Select this component when a low-profile surface-mount oscillator with enable/disable capability is required. Confirm that the 1.8V supply voltage aligns with the system's power rails and that the LVCMOS output swing is compatible with the receiving logic inputs.

Oscillators Part Context

This model belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies and control options, with the OE suffix specifically denoting the Enable/Disable feature set within the product line.

Oscillators Replacement Considerations

Cross-reference with other 18QHTF21 variants or equivalent 4-SMD LVCMOS oscillators from other manufacturers. Verify pinout compatibility, voltage range, and physical dimensions to ensure direct replacement without board redesign.