18QHTF21-4.71859-OE

Oscillators Overview

The 18QHTF21-4.71859-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 4.71859 MHz and utilizes LVCMOS output logic levels. The device is designed for operation with a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD surface-mount package, suitable for integration into various electronic circuits requiring precise clock generation.

Oscillators Feature Summary

• Supports active high or low enable/disable functionality for power management
• Provides stable LVCMOS signal output for digital interfacing
• Utilizes a small form-factor 4-SMD package for space-constrained designs

Oscillators Applications

• General-purpose clock generation in embedded systems
• Timing reference for microcontroller-based applications
• Synchronization circuits in consumer electronics

Oscillators Procurement Notes

Verify the specific part number against official Mercury Electronics documentation to ensure compatibility with system requirements. Confirm that the 1.8V supply voltage and LVCMOS output levels align with the target circuit design. Check for any specific ordering suffixes that may indicate variations in tolerance or temperature range. Ensure sourcing from authorized distributors to guarantee component authenticity and traceability.

Oscillators Selection Notes

Select this component when a low-voltage, surface-mount oscillator is required for low-frequency timing applications. Consider the 4-SMD footprint for PCB layout constraints. Evaluate the need for enable/disable control if power efficiency is a priority. Verify that the operating temperature range meets the environmental conditions of the intended application.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in quartz crystal and oscillator products, offering solutions for industrial and automotive markets. The 18QHTF21 series represents their standard XO lineup, providing reliable frequency references. This manufacturer has established expertise in frequency control technologies, supporting diverse electronic design needs.

Oscillators Replacement Considerations

Consult official Mercury Electronics cross-reference guides for direct substitutes. Verify pinout compatibility and electrical specifications before considering alternative manufacturers. Ensure that any replacement maintains the same package type and output logic family.