18QHTF21-64.780-OE

Overview

The 18QHTF21-64.780-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 64.78 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Feature Summary

• Integrates LVCMOS output logic for digital interface compatibility
• Features integrated enable and disable control functionality
• Utilizes a compact surface-mount package design

Applications

• General clock signal generation
• Digital system timing references
• Embedded controller circuits

Procurement Notes

Verify the specific ordering suffix to ensure correct output logic and voltage levels. Confirm that the required enable/disable pin configuration matches the target circuit design. Cross-reference the package dimensions against available PCB footprint libraries to ensure mechanical compatibility during assembly planning.

Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise frequency stability. The enable/disable feature allows for power management strategies in battery-operated devices. Ensure the application environment does not exceed the specified temperature range for optimal performance.

Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface-mount oscillators. The series provides various frequency options within a standardized small form factor. The manufacturer specializes in quartz-based frequency control products including crystals and oscillators.

Replacement Considerations

Compatible substitutes include other 18QHTF series variants with matching frequencies or electrical specifications. Verify that any replacement maintains the same 4-SMD no-lead package profile and LVCMOS output characteristics.