18QHTF21-44.21875-OE

Oscillators Overview

The 18QHTF21-44.21875-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 44.21875 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features an enable/disable control function to manage power states efficiently. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• LVCMOS output logic compatibility
• Enable/Disable control functionality
• Compact 4-SMD No Lead package design

Oscillators Applications

• General digital clock signal generation
• Low-voltage embedded system timing
• Consumer electronics mainboard clocks

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure the correct control function is selected. Confirm that the 1.8V supply voltage requirement aligns with the target system design. Ensure the 4-SMD No Lead footprint matches the PCB layout specifications before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a precise 44.21875 MHz clock source is required for LVCMOS-compatible circuits. Consider the enable/disable feature if power management during idle states is necessary. Evaluate the physical dimensions of the 4-SMD package against available board space constraints.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The company specializes in quartz crystals and oscillators, offering various packages and frequencies for industrial and consumer applications. This specific model represents a standard output configuration within their portfolio.

Oscillators Replacement Considerations

Cross-reference with other 44.21875 MHz LVCMOS oscillators from different manufacturers only if pinout and electrical characteristics are identical. Verify that substitute components support the same 1.8V supply and enable/disable control scheme.