18QHTF21-64.300-OE

Overview

The 18QHTF21-64.300-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 64.3 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, no lead package suitable for surface mount applications.

Feature Summary

• LVCMOS compatible output interface
• Integrated enable and disable control pin
• Compact 4-SMD no lead surface mount package

Applications

• High-performance digital systems requiring precise timing
• Communication equipment utilizing LVCMOS interfaces
• Embedded systems with low voltage power constraints

Procurement Notes

Verify the specific suffix OE against official datasheets to confirm enable/disable functionality and voltage specifications. Ensure compatibility with 1.8V supply rails and LVCMOS input requirements of the target circuit. Cross-reference package dimensions with PCB footprint libraries before integration.

Selection Notes

Select this component when a 64.3 MHz clock source with LVCMOS outputs is required in a minimal footprint. The integrated enable feature aids in power optimization for battery-operated or standby-sensitive designs. Confirm thermal and electrical characteristics match system requirements.

Part Context

This part belongs to the 18QHTF21 series of quartz crystal oscillators from Mercury Electronic. The series offers various frequencies and voltage options within a standardized 4-pin SMD form factor, designed for reliable timing in consumer and industrial electronics.

Replacement Considerations

Check equivalent models from Mercury United Electronics Inc. such as the 18QHTF21-64.300-PD for potential functional substitutes. Verify pinout and electrical parameters match exactly before substitution.