18QHTF21-16.625-OE

Oscillators Overview

The 18QHTF21-16.625-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 16.625 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface for digital logic compatibility
• Integrated enable/disable control functionality
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

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

Oscillators Procurement Notes

Verify the specific suffix against official documentation to confirm electrical characteristics and pinout configuration. Ensure the ordering part number matches the required frequency and voltage specifications exactly. Cross-reference the manufacturer's latest datasheet to validate package dimensions and thermal requirements before integration into the design.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside enable/disable control features. The small 2.0x1.6 mm footprint makes it suitable for space-constrained designs. Confirm that the LVCMOS output swing meets the input requirements of the downstream logic devices in the application circuit.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal products. The series offers various frequencies and voltage options within a standardized small outline package format. Mercury Electronic has established itself as a pioneer in the Taiwan quartz crystal industry since 1973.

Oscillators Replacement Considerations

Compatible substitutes include other 16.625 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pin compatibility and electrical parameters such as load capacitance and drive level before substitution.