18QHTF21-19.68725-OE

Oscillators Overview

The 18QHTF21-19.68725-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 19.68725 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 an enable/disable control function to manage power consumption and operational states. The component is housed in a compact 4-SMD surface-mount package, suitable for space-constrained circuit board layouts.

Oscillators Feature Summary

• Standard crystal oscillator configuration providing precise frequency reference
• LVCMOS output interface compatible with standard digital logic circuits
• Integrated enable and disable functionality for power management
• Compact 4-SMD surface-mount package design

Oscillators Applications

• General electronic communication systems requiring clock synchronization
• Industrial equipment utilizing quartz crystal frequency references
• Consumer electronics devices needing stable timing signals

Oscillators Procurement Notes

Verify the exact specifications directly from the manufacturer's official documentation before integration. Ensure the operating voltage and output logic levels match your system requirements. Confirm the package dimensions align with your PCB footprint. Cross-reference the part number suffixes to ensure correct variant selection. Always validate performance against the official datasheet parameters.

Oscillators Selection Notes

Select this component when a 1.8V LVCMOS oscillator is required for clock generation or frequency reference. Consider the enable/disable feature if power efficiency is critical. Verify that the 4-SMD package fits within the available board space. Ensure the 19.68725 MHz frequency meets the specific timing needs of the target application without additional dividers.

Oscillators Part Context

This model belongs to Mercury Electronics' line of quartz crystal frequency control products. The company has specialized in these components since 1973, focusing on industrial and automotive applications. This specific unit represents their standard XO series, offering reliable timing solutions for various electronic systems requiring precise frequency stability.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Direct replacement requires matching the 19.68725 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package constraints. Consult the manufacturer for alternative options if this specific variant is unavailable.