18QHTF21-70.5367-OE

Overview

The 18QHTF21-70.5367-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 70.5367 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities. 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 and disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Applications

• General purpose clock generation
• Digital signal processing systems
• Communication equipment timing

Procurement Notes

Verify the specific part number suffix against official Mercury Electronics documentation to confirm the exact frequency and package variant. Ensure that the ordering information matches the required electrical specifications and mechanical dimensions before finalizing procurement orders.

Selection Notes

Select this component when a 70.5367 MHz clock source with LVCMOS outputs is required. Consider the 1.8V supply requirement and the enable pin functionality for system power efficiency. Verify the 4-SMD package footprint aligns with the PCB layout constraints.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies within a standardized small outline package. The series supports LVCMOS outputs and low voltage operation, catering to modern portable and high-density electronic designs requiring reliable timing solutions.

Replacement Considerations

Direct substitutes must match the 70.5367 MHz frequency, LVCMOS output type, 1.8V supply voltage, and 4-SMD no-lead package dimensions. Verify pinout compatibility and thermal characteristics before integrating alternative components.