18QHTF21-22.500-OE

Oscillators Overview

The 18QHTF21-22.500-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 22.5 MHz and utilizes an LVCMOS output signal format. The device functions with a supply voltage of 1.8V and includes an Enable/Disable control feature for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output logic levels for digital interface compatibility
• Integrates an enable/disable pin for active power state control
• Utilizes a leadless SMD package design for automated assembly

Oscillators Applications

• Digital signal processing systems requiring clock synchronization
• Communication equipment utilizing standard frequency references
• Embedded computing modules needing low-voltage timing sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Confirm that the 1.8V supply rail matches the system design constraints. Ensure the PCB footprint aligns with the 4-SMD no-lead package dimensions provided in the manufacturer's documentation to prevent assembly errors.

Oscillators Selection Notes

Select this component when a stable 22.5 MHz reference is required for LVCMOS-compatible circuits. Consider the enable/disable functionality if power efficiency during idle states is a priority. Evaluate the thermal performance and stability specifications relative to the operating environment conditions specified in the technical data sheet.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series designed for general-purpose timing applications. The model number indicates a 22.5 MHz frequency variant within the 18QHTF21 family. These oscillators are engineered to provide reliable clock signals for digital logic interfaces in consumer and industrial electronics.

Oscillators Replacement Considerations

Consult the official Mercury Electronics substitution guide for verified equivalent part numbers. Cross-reference electrical parameters such as frequency accuracy and output drive strength to ensure functional compatibility with existing circuit designs.