DF18CC1-3.579545MHZ-T

Crystals Overview

The DF18CC1-3.579545MHZ-T is a surface-mount MHz crystal manufactured by MMD. It operates at a nominal frequency of 3.579545 MHz with a frequency tolerance of ±15ppm and stability of ±30ppm. The component features an 18pF load capacitance and utilizes an HC-49/US package style adapted for SMD mounting. It is designed for parallel fundamental operation, providing precise timing solutions for electronic circuits requiring stable clock signals.

Crystals Feature Summary

• Surface mount construction for automated assembly
• Parallel fundamental quartz crystal operation
• High frequency stability for precision timing

Crystals Applications

• Clock generation for microcontrollers
• Timing reference for communication interfaces
• Oscillator circuits in consumer electronics

Crystals Procurement Notes

Verify the specific load capacitance requirement of your oscillator circuit matches the 18pF specification to ensure accurate frequency performance. Confirm that the PCB footprint aligns with the SMD package dimensions provided in the official datasheet. Ensure supply chain sources provide genuine MMD components to maintain specified frequency tolerances and long-term reliability standards.

Crystals Selection Notes

Select this component when a surface-mount solution is required for a 3.579545 MHz application. Consider the ±15ppm tolerance against system timing requirements. Evaluate the physical size constraints of the design against the SMD package profile. Compare alternative packages if through-hole mounting is preferred for mechanical robustness.

Crystals Part Context

This part belongs to MMD's series of miniature quartz crystals designed for surface-mount technology. It complements through-hole variants like the MM80 series by offering similar electrical characteristics in a compact form factor. The product line supports various frequencies and load capacitances for diverse timing applications across industrial and consumer sectors.

Crystals Replacement Considerations

Direct substitutes must match the 3.579545 MHz frequency, 18pF load capacitance, and SMD package type. Verify equivalent frequency tolerance and stability ratings from other manufacturers. Check pin compatibility and mechanical dimensions to ensure seamless integration without PCB redesign.