18QHTF21-125.000-OE

Overview

The 18QHTF21-125.000-OE is a crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 125 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function. It is housed in a compact 4-SMD, no lead package with dimensions of approximately 2.0 x 1.6 mm.

Feature Summary

• Integrates an enable/disable pin for power management control
• Produces LVCMOS output signals suitable for digital interfaces
• Utilizes a surface-mount package design for automated assembly

Applications

• High-speed data communication systems requiring precise clocking
• Digital signal processing circuits
• Network equipment timing references

Procurement Notes

Verify the specific suffix 'OE' against official Mercury Electronics documentation to confirm exact electrical tolerances and temperature range specifications. Ensure the required operating temperature range aligns with the component's rated limits before integration into the final design.

Selection Notes

Select this component when a 125 MHz clock source with low-voltage LVCMOS compatibility is required. The integrated enable feature allows for dynamic power control. Confirm that the 1.8V supply voltage matches the system's power rail availability.

Part Context

This part belongs to the Mercury Electronic 18QHTF21 series of surface-mount crystal oscillators. The series offers various frequencies and voltage options within a standardized small footprint, designed for applications demanding reliable timing in space-constrained electronic devices.

Replacement Considerations

Direct substitutes include other 125 MHz LVCMOS oscillators in 2.0x1.6mm packages from compatible manufacturers, provided electrical parameters such as load capacitance and drive strength are matched.