18QHTF21-25.00125-OE

Oscillators Overview

The 18QHTF21-25.00125-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 25.00125 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an Enable/Disable control pin for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic compatibility
• Integrated Enable/Disable functionality
• Compact 4-SMD No Lead surface-mount package

Oscillators Applications

• High-performance digital systems
• Communication equipment
• Data processing units

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply voltage aligns with your target circuit's power rails. Ensure the 4-SMD footprint matches your PCB layout specifications to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a stable 25.00125 MHz clock signal is required for LVCMOS-compatible circuits. The integrated enable feature allows for dynamic power control, making it suitable for battery-operated or energy-efficient designs. Consider the 1.8V operating voltage to ensure compatibility with low-voltage logic families commonly used in modern portable electronics.

Oscillators Part Context

This oscillator belongs to the QHTF series from Mercury Electronics, which specializes in quartz-based timing solutions. The series offers various frequencies and voltage options to meet diverse application needs. Mercury has been a pioneer in the crystal industry since 1973, providing reliable frequency control products including crystals, oscillators, and filters for global markets.

Oscillators Replacement Considerations

Direct substitutes include other 25.00125 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical parameters such as phase noise and jitter before substitution. Alternative models from the same manufacturer may offer different temperature ranges or packaging styles.