18QHTF21-40.661-PD

Oscillators Overview

The 18QHTF21-40.661-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 40.661 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output interface
• Includes standby and power-down functionality
• Designed for 1.8V supply operation

Oscillators Applications

• General electronic signal generation
• Clock source for digital circuits
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure compatibility with design requirements. Confirm that the 1.8V supply and LVCMOS output specifications align with the target application circuitry before procurement.

Oscillators Selection Notes

Select this component when a 40.661 MHz clock signal is required with low-voltage operation. Ensure the design accommodates the 4-SMD no-lead package dimensions and considers the power-down feature for efficiency needs.

Oscillators Part Context

This model belongs to the QHTF series of crystal oscillators from Mercury Electronics. The series typically offers standard frequency options with integrated support functions like power-down modes, catering to modern low-power electronic designs.

Oscillators Replacement Considerations

Cross-reference with other 40.661 MHz LVCMOS oscillators in 4-SMD packages if availability is an issue. Verify pinout and electrical characteristics match exactly to ensure functional equivalence.