18QHTF21-48.900-OE

Overview

The 18QHTF21-48.900-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 48.9 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Features integrated enable and disable control functionality
• Designed for low-voltage operation at 1.8V

Applications

• General-purpose clock signal generation
• Embedded system timing references
• Digital circuit synchronization

Procurement Notes

Verify the specific ordering suffix to ensure correct configuration. Confirm that the OE variant matches the required enable/disable specifications. Check datasheet details for operating temperature ranges and load capacitance requirements before integration into final designs.

Selection Notes

Select this component when a 48.9 MHz clock source is required. Ensure the design supports 1.8V logic levels. Consider the small 2.0x1.6 mm footprint for space-constrained layouts. Verify that LVCMOS outputs meet the input requirements of the connected digital components.

Part Context

This part belongs to the Mercury 18QHTF series of surface-mount oscillators. The series offers various frequencies and voltage options. Mercury Electronics specializes in quartz crystals and timing devices, providing standardized solutions for electronic applications requiring precise frequency control.

Replacement Considerations

Check for direct substitutes within the same Mercury series with identical pinouts and electrical characteristics. Ensure any replacement maintains the 1.8V supply requirement and LVCMOS output type. Verify package compatibility to avoid PCB redesign.