18QHTF21-21.948717-OE

Oscillators Overview

The 18QHTF21-21.948717-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 21.948717 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, no lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports enable and disable control functionality for power management
• Utilizes LVCMOS output logic for digital interface compatibility
• Operates on a low voltage supply of 1.8V

Oscillators Applications

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

Oscillators Procurement Notes

Verify the specific ordering suffix against official Mercury Electronics documentation to confirm the enable/disable feature and voltage specifications. Ensure the part number matches the required frequency tolerance and load capacitance for the target application design.

Oscillators Selection Notes

Select this component when a 1.8V supply and LVCMOS output are required. The enable/disable pin allows for dynamic power control. Confirm that the 4-SMD no-lead package fits the PCB footprint constraints and thermal requirements of the assembly process.

Oscillators Part Context

This model belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The company has extensive experience in quartz manufacturing, offering reliable timing components for various electronic industries with consistent quality standards.

Oscillators Replacement Considerations

Direct substitutes must match the 21.948717 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify electrical parameters and pinout compatibility before swapping with other manufacturers' oscillators.