18QHTF21-25.040-OE

Oscillators Overview

The 18QHTF21-25.040-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 25.04 MHz and utilizes an LVCMOS output signal format. The device is designed for operation with a supply voltage of 1.8V. It features an enable/disable control function, allowing for power management capabilities. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports enable/disable functionality for power control
• Provides LVCMOS output signal compatibility
• Operates on a 1.8V supply voltage

Oscillators Applications

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

Oscillators Procurement Notes

Verify the specific datasheet for the 18QHTF21-25.040-OE to confirm exact electrical parameters such as frequency stability, load capacitance, and operating temperature range. Ensure the enable/disable pin configuration matches the target design requirements. Cross-reference the 4-SMD no-lead footprint dimensions against the PCB layout to guarantee proper assembly and soldering integrity during procurement.

Oscillators Selection Notes

Select this component when a 25.04 MHz clock source is required with low-voltage 1.8V operation. The enable/disable feature makes it suitable for battery-powered or power-sensitive designs. Compare the physical size of the 4-SMD package against available board space. Confirm that the LVCMOS output swing is compatible with the input thresholds of the downstream logic components in the application circuit.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency oscillators for various electronic applications. The manufacturer has produced frequency control products since 1973. The 18QHTF21 series typically offers small form factors like the 2.0x1.6 mm package, catering to modern miniaturized electronics needs while maintaining reliable timing performance.

Oscillators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with equivalent models from other manufacturers based on frequency, voltage, package, and output type before substitution.