18QHTF21-26.1621-OE

Oscillators Overview

The 18QHTF21-26.1621-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 26.1621 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Integrates LVCMOS output logic for digital signal interfacing
• Includes hardware enable and disable control functionality
• Utilizes a leadless SMD package design for board space efficiency

Oscillators Applications

• Digital signal processing circuits requiring precise clock timing
• Embedded systems utilizing low-voltage logic interfaces
• Communication modules needing stable frequency references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply rail is stable within the operational specifications. Ensure the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to prevent assembly errors.

Oscillators Selection Notes

Select this component when a fixed 26.1621 MHz frequency is required with LVCMOS compatibility. Consider the enable/disable feature if power management or clock gating is necessary in the system architecture. Evaluate the operating temperature range to ensure reliability under expected environmental conditions.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface-mount oscillators. The series offers various frequencies and voltage options, providing standardized solutions for timing applications. The manufacturer has established expertise in quartz crystal production since 1973.

Oscillators Replacement Considerations

Consult the official Mercury Electronics cross-reference list for verified substitutes. Ensure any replacement maintains the 26.1621 MHz frequency, LVCMOS output type, and 1.8V supply requirement.