18QHTF21-15.775-OE

Oscillators Overview

The 18QHTF21-15.775-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 15.775 MHz and utilizes LVCMOS output logic with an enable/disable function. The device is powered by a 1.8V supply voltage and features a 22mA drive capability. It is designed for surface mount applications in a compact 4-SMD, no lead package with dimensions of 0.079 inches in length and 0.063 inches in width.

Oscillators Feature Summary

• Integrates an enable/disable control function for power management
• Produces LVCMOS output signals suitable for digital interfaces
• Utilizes a compact surface-mount package design

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clocking
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the surface-mount footprint matches your PCB layout constraints. Check for RoHS compliance status if required by your manufacturing standards. Consult official datasheets for precise electrical characteristics to ensure compatibility.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required for clock generation. Consider the LVCMOS interface compatibility with your target logic family. Evaluate the physical size constraints to ensure the 4-SMD package fits within the designated area. Verify that the enable/disable feature supports your system's power sequencing needs. Compare performance metrics against alternative oscillators if stricter jitter specifications are necessary.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options. Mercury Electronics is a established manufacturer of frequency control products. The company has a long history in quartz crystal production. This specific model represents a standard XO variant within their portfolio.

Oscillators Replacement Considerations

Direct substitutes may include other 15.775 MHz LVCMOS oscillators with identical pinouts and voltage levels. Verify functional equivalence regarding enable/disable logic and output drive strength. Ensure mechanical dimensions match for direct replacement. Cross-reference with Mercury Electronics' official substitution guides for approved alternatives.