18QHTF21-81.0372-OE

Overview

The 18QHTF21-81.0372-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 81.0372 MHz and utilizes LVCMOS output logic. The device functions on a 1.8V supply voltage and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm. This component is designed for applications requiring precise timing signals in low-power electronic systems.

Feature Summary

• Provides stable clock signals at 81.0372 MHz using LVCMOS logic
• Operates efficiently on a 1.8V power supply
• Features integrated enable and disable functionality for power management
• Utilizes a small 4-SMD no-lead surface mount package

Applications

• General purpose clock generation in embedded systems
• Timing reference for digital signal processing circuits
• Power-sensitive portable electronic devices

Procurement Notes

Verify the specific suffix OE against the manufacturer's official documentation to confirm exact electrical tolerances and temperature ranges. Ensure compatibility with the target system's 1.8V logic levels and physical footprint requirements before integration.

Selection Notes

Select this model when a precise 81.0372 MHz frequency is required alongside low voltage operation. The LVCMOS output ensures direct interfacing with standard digital logic families without additional level shifting components.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series offers various frequencies within a standardized small form factor, supporting diverse timing needs across consumer and industrial electronics.

Replacement Considerations

Direct substitutes include other 81.0372 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout and electrical specifications match exactly to ensure seamless replacement.