406C35B44M54500

Crystals Overview

The CTS-Frequency Controls 406C35B44M54500 is a surface-mount MHz crystal operating at 44.545 MHz with ±30ppm frequency tolerance and ±50ppm stability. It features an 18pF load capacitance, 40 Ohms ESR, and operates in fundamental mode within a -20°C to 70°C range. The component utilizes a 4-SMD, no-lead package measuring 6.00mm x 3.50mm x 1.20mm maximum height. It complies with RoHS3 standards, holds MSL level 1 classification, and is designated as EAR99 for export control purposes.

Crystals Feature Summary

• Surface-mount design optimized for automated assembly processes
• Fundamental mode operation ensuring stable oscillation characteristics
• Compliance with environmental directives including RoHS3 and REACH

Crystals Applications

• General-purpose clock signal generation in electronic circuits
• Integration into microcontroller-based system designs
• Frequency reference sources for communication modules

Crystals Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with circuit requirements. Confirm that the selected variant meets all necessary environmental certifications and packaging specifications prior to integration. Cross-reference manufacturer documentation for any recent product change notices or marking updates.

Crystals Selection Notes

Evaluate the 44.545 MHz frequency requirement against system timing needs. Consider the 40 Ohms ESR and 13pF load capacitance for oscillator circuit matching. Assess the -20°C to 70°C temperature range suitability for the intended operational environment and mechanical constraints of the 4-SMD footprint.

Crystals Part Context

This component belongs to the 406 series of crystals from CTS-Frequency Controls. The series offers various frequencies and packages designed for surface-mount applications. The 406C35B44M54500 specifically provides a standard frequency option within this lineup, utilizing a larger footprint compared to smaller series variants.

Crystals Replacement Considerations

Direct substitutes include part numbers such as 406I35B44M54500 which share identical electrical parameters and physical dimensions. Verify pinout compatibility and mounting specifications when considering alternative sourcing options.