18QHTF21-18.4323-PD

Oscillators Overview

The 18QHTF21-18.4323-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 18.4323 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, functioning with a supply voltage of 1.8V. It features a power-down capability, allowing the oscillator to enter a standby mode to reduce power consumption when not in active use. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• Standard crystal oscillator configuration providing stable clock signals
• LVCMOS output interface compatible with digital logic circuits
• Integrated power-down function for energy-efficient standby operation

Oscillators Applications

• Clock generation for embedded systems
• Timing reference for microcontrollers
• Synchronization in consumer electronics

Oscillators Procurement Notes

Verify the exact specifications from the official manufacturer datasheet before integration. Confirm that the 1.8V supply voltage and LVCMOS output requirements align with your system design. Ensure the 4-SMD no-lead package dimensions fit within your PCB layout constraints. Check for any specific handling or soldering recommendations provided by Mercury Electronics for this component type.

Oscillators Selection Notes

Select this oscillator when a precise 18.4323 MHz timing source is required for low-power digital applications. The choice depends on the need for LVCMOS compatibility and the availability of a 1.8V power rail. Consider the physical size of the 4-SMD package relative to other available options. Evaluate the necessity of the power-down feature for meeting overall system energy efficiency targets.

Oscillators Part Context

This part belongs to the 18QHTF21 series of oscillators from Mercury Electronics, which are known for supporting accurate frequency control and stable clock generation. Mercury has been a pioneer in quartz crystal manufacturing since 1973, offering reliable timing performance across various electronic applications. This specific model represents their standard XO line designed for modern low-voltage digital environments.

Oscillators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult the manufacturer's cross-reference guide or contact Mercury Electronics directly for verified alternatives.