18QHTF21-25.4167-OE

Oscillators Overview

The 18QHTF21-25.4167-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 25.4167 MHz and utilizes LVCMOS output logic. 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, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Integrates LVCMOS output logic for standard digital interface compatibility
• Features an enable/disable pin for active power management control
• Utilizes a leadless 4-SMD surface-mount package for board space efficiency

Oscillators Applications

• General clock signal generation for embedded systems
• Timing reference for low-voltage digital circuits
• Consumer electronics requiring compact oscillator solutions

Oscillators Procurement Notes

Verify the specific ordering suffix against official Mercury Electronics documentation to ensure correct electrical parameters. Confirm that the OE suffix aligns with required enable functionality and packaging specifications before procurement. Cross-reference datasheet values for voltage and frequency tolerance to prevent integration errors.

Oscillators Selection Notes

Select this component when a 25.4167 MHz clock source is required with LVCMOS outputs. Ensure the system design supports 1.8V operation and accommodates the 4-SMD footprint. Consider the enable/disable feature if power conservation during idle states is a design priority for the target application.

Oscillators Part Context

This model belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The manufacturer specializes in quartz-based components, leveraging decades of experience in Taiwan's crystal industry. This specific part represents a surface-mount option within their broader portfolio of oscillators and crystals.

Oscillators Replacement Considerations

Direct substitutes must match the 25.4167 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and enable function availability. Consult official cross-reference lists from Mercury Electronics or authorized distributors for confirmed equivalent part numbers.