18QHTF21-40.665-OE

Oscillators Overview

The 18QHTF21-40.665-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 40.665 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable and disable functionality for power management
• Compact surface-mount package design

Oscillators Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure correct frequency and package configuration. Confirm that the LVCMOS output type matches the target circuit requirements. Check the enable/disable pinout against the schematic design. Ensure the operating temperature range aligns with the application environment specifications before finalizing procurement.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required for clock generation. The LVCMOS output is suitable for standard digital logic families. Consider the small footprint for space-constrained designs. Verify that the enable feature meets power-saving needs. Ensure the frequency stability requirements are met by the standard XO specification.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options. The manufacturer specializes in quartz crystal products with a long industry history. This specific model provides a fixed frequency solution for precise timing applications.

Oscillators Replacement Considerations

Check for identical frequency and voltage specifications. Verify package dimensions and pinout compatibility. Ensure output logic levels match the existing design. Confirm thermal performance characteristics are equivalent.