18QHTF21-4.640-OE

Oscillators Overview

The 18QHTF21-4.640-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 4.64 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features enable/disable control 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
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• General purpose timing clock generation
• Digital signal processing circuits
• Microcontroller system clocks

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required 4.64 MHz specification. Confirm the 1.8V operating voltage aligns with the target circuit design. Ensure the 4-SMD no-lead package footprint corresponds to the PCB layout requirements before ordering.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required for timing applications. The LVCMOS output is suitable for standard digital logic families. Consider the small form factor for space-constrained designs requiring precise frequency stability.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, a Taiwan-based manufacturer specializing in quartz crystals and oscillators. The series offers various frequency options within a standardized surface-mount package format.

Oscillators Replacement Considerations

Cross-reference other 18QHTF21 series variants with compatible frequencies. Verify pinout and electrical specifications match exactly before substituting with alternative manufacturers' components.