18QHTF21-20.5972-OE

Oscillators Overview

The 18QHTF21-20.5972-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 20.5972 MHz with an LVCMOS output signal type. The device functions on a 1.8V supply voltage and includes enable/disable control functionality. It utilizes a 4-SMD, No Lead surface mount package configuration. This component is designed for applications requiring precise timing signals within electronic circuits.

Oscillators Feature Summary

• Provides stable LVCMOS clock signals at 20.5972 MHz
• Features low voltage operation at 1.8V
• Includes hardware enable and disable control capability
• Utilizes compact 4-SMD no lead surface mount packaging

Oscillators Applications

• General purpose digital circuit timing
• Embedded system clock generation
• Communication interface synchronization

Oscillators Procurement Notes

Verify the exact part number suffix against official Mercury Electronics documentation to ensure correct voltage and package specifications. Confirm that the OE suffix aligns with your required enable/disable functionality and output drive strength before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a 20.5972 MHz reference is required in space-constrained designs. Ensure the host system supports 1.8V logic levels and can manage the enable pin if power saving or sequencing is necessary. Verify thermal requirements for the SMD package in the final assembly environment.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal products. The manufacturer has decades of experience in frequency control solutions. This specific model represents a standard XO variant optimized for modern low-voltage digital applications requiring reliable frequency stability.

Oscillators Replacement Considerations

Consult official Mercury Electronics substitution guides for compatible alternatives. Direct replacements must match the 20.5972 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions to maintain board compatibility.