18QHTF21-58.41875-OE

Overview

The 18QHTF21-58.41875-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd, operating at a fixed frequency of 58.41875 MHz. It utilizes LVCMOS output logic and supports a supply voltage of 1.8V. The device features an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable control functionality
• Compact 4-SMD no-lead surface mount package

Applications

• General electronic equipment requiring clock signals
• Embedded systems with low-voltage logic interfaces
• Consumer electronics utilizing surface-mount components

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead footprint matches your PCB layout constraints. Cross-reference the manufacturer datasheet for detailed electrical specifications to guarantee signal integrity and operational reliability within your application environment.

Selection Notes

Select this component when a fixed 58.41875 MHz clock source is required with LVCMOS outputs. Consider the 1.8V operating voltage and enable pin availability for power efficiency needs. Evaluate the 4-SMD no-lead package size against available board space. Compare performance characteristics with alternative oscillators if different frequencies or logic families are necessary for the target design.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency generation solutions. The 18QHTF21 series typically offers various frequency options within a consistent small form factor. These oscillators are designed for applications needing reliable timing without the complexity of programmable devices, serving as direct replacements for crystals in many modern digital circuits.

Replacement Considerations

Direct substitutes include other 58.41875 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Verify voltage levels and pin configurations before substitution. Alternative frequencies may require retiming the entire system. Ensure thermal and environmental ratings match the original design specifications.