18QHTF21-71.4376-OE

Overview

The 18QHTF21-71.4376-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a fixed frequency of 71.4376 MHz and utilizes LVCMOS output logic. The device is designed for 1.8V supply voltage operation and includes an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Feature Summary

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

Applications

• General purpose clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Procurement Notes

Verify the specific ordering suffix to ensure correct voltage and package configuration. Confirm RoHS compliance status as required by project specifications. Cross-reference the part number with official Mercury Electronics documentation to validate availability and technical parameters before procurement.

Selection Notes

Select this component when a 71.4376 MHz clock source is required with LVCMOS outputs. Ensure the design supports 1.8V operation and accommodates the 2.0x1.6mm footprint. Consider the enable/disable feature if power management or clock gating is necessary for the application.

Part Context

This part belongs to the QHTF series of crystal oscillators from Mercury Electronic Ind., Co., Ltd. The series offers various frequencies and voltage options within similar small form factors. The 'OE' suffix typically denotes specific packaging or environmental compliance variations within the product line.

Replacement Considerations

Direct substitutes include other 71.4376 MHz XO models with LVCMOS outputs and compatible voltage levels. Verify pinout compatibility and physical dimensions when considering alternative manufacturers or different series from Mercury Electronics.