18QHTF21-18.003-OE

Oscillators Overview

The 18QHTF21-18.003-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 18.003 MHz and utilizes LVCMOS output logic. The device is designed for low voltage operation at 1.8V and includes enable/disable functionality. It is housed in a compact 4-SMD, No Lead package suitable for surface mount applications.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable and disable control capability
• Low voltage 1.8V power supply requirement
• Compact 4-SMD no lead surface mount package

Oscillators Applications

• General purpose clock signal generation
• Digital circuit timing references
• Embedded system clock sources
• Communication module synchronization

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no lead footprint matches your PCB layout constraints. Check for any specific environmental operating temperature ranges required by your application to ensure reliable performance under all conditions.

Oscillators Selection Notes

Select this component when a precise 18.003 MHz reference is needed with low power consumption. The LVCMOS output is suitable for direct interfacing with standard digital logic families. Consider the enable pin feature if power management or clock gating is required in the design. The small form factor makes it ideal for space-constrained portable or high-density electronic devices requiring stable timing signals.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface mount oscillators from Mercury Electronics. The series offers various frequencies with consistent electrical characteristics. Mercury Electronic Ind. Co., Ltd. has extensive experience in quartz crystal manufacturing, providing reliable frequency control solutions. This specific model represents a standard configuration within their portfolio of low-voltage oscillators.

Oscillators Replacement Considerations

Direct substitutes include other 18.003 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical parameters such as jitter and phase noise. Cross-reference with similar models from Mercury Electronics like the 18QHTF21-18.000-OE if slight frequency adjustments are acceptable. Ensure replacement parts meet the same thermal and mechanical specifications.