18QHTF21-80.37225-OE

Overview

The 18QHTF21-80.37225-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 80.37225 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature. It is housed in a compact 4-SMD, no lead package designed for surface mount applications.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Integrates hardware enable and disable functionality
• Designed for surface mount assembly on printed circuit boards

Applications

• General clock signal generation in electronic systems
• Digital communication interfaces requiring precise timing
• Embedded systems utilizing low-voltage logic components

Procurement Notes

Verify the specific suffix against manufacturer documentation to confirm electrical characteristics. Ensure the selected variant matches the required supply voltage and output logic levels for the target application. Cross-reference the part number with official datasheets to validate pinout and mechanical dimensions before integration into the design.

Selection Notes

Select this component when a stable 80.37225 MHz clock source is required for low-voltage digital circuits. Consider the 1.8V operating requirement and LVCMOS compatibility during system architecture planning. Evaluate the 4-SMD package constraints for PCB layout and thermal management requirements within the final assembly.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series includes various frequencies and voltage options, such as 3.3V variants and different frequency outputs like 86.8875 MHz or 50.256 MHz, catering to diverse timing needs in consumer and industrial electronics.

Replacement Considerations

Direct substitutes include other 18QHTF21 series oscillators with identical frequency and voltage specifications, such as the 18QHTF21-80.37225-PD. Verify that any replacement maintains the same LVCMOS output type and physical footprint to ensure compatibility with existing board designs.