18QHTF21-25.0075-OE

Oscillators Overview

The 18QHTF21-25.0075-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 25.0075 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 2.0x1.6mm.

Oscillators Feature Summary

• Integrates enable and disable control functionality for power management
• Provides LVCMOS output logic compatible with standard digital interfaces
• Utilizes a small form factor surface mount package design

Oscillators Applications

• General purpose clock signal generation
• Digital system timing references
• Embedded electronics applications requiring low voltage operation

Oscillators Procurement Notes

Verify the specific ordering suffix to confirm the exact frequency tolerance and load capacitance requirements. Ensure the selected variant matches the required operating temperature range and supply voltage specifications for the target application environment before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a precise 25.0075 MHz reference is required with low voltage compatibility. Consider the enable pin feature if dynamic power control is necessary. Verify that the 1.8V supply aligns with the system power rails and that the small footprint fits within the available PCB space constraints.

Oscillators Part Context

This part belongs to the QHTF series of surface mount oscillators from Mercury Electronics. The series typically offers various frequencies and voltages. The '18' prefix indicates the 1.8V supply voltage requirement, while the numeric sequence denotes the specific frequency setting within the product line.

Oscillators Replacement Considerations

Direct substitutes include other 25.0075 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical parameters such as phase noise and jitter before swapping components to ensure circuit performance remains within specifications.