406C35D20M00000

Crystals Overview

The 406C35D20M00000 is a surface-mount quartz crystal manufactured by CTS-Frequency Controls. It operates at a fundamental frequency of 20 MHz with a load capacitance of 18 pF and an equivalent series resistance (ESR) of 60 Ohms. The component features a frequency tolerance of ±30 ppm and stability of ±50 ppm. It utilizes a 4-SMD, no-lead package measuring 6.00 mm x 3.50 mm with a maximum height of 1.20 mm. The device supports a commercial operating temperature range of -20°C to +70°C and is RoHS compliant.

Crystals Feature Summary

• Fundamental mode operation for precise timing applications
• Surface-mount design compatible with automated assembly processes
• RoHS compliant construction meeting environmental standards

Crystals Applications

• Microcontroller clock sources
• Communication interface timing
• Digital signal processing circuits

Crystals Procurement Notes

Verify the specific load capacitance requirement against circuit design specifications, as datasheet references indicate variations between 18 pF and 20 pF for this part number. Confirm package dimensions match PCB footprint requirements. Ensure the operating temperature range meets application environmental conditions. Validate ESR compatibility with oscillator circuit design.

Crystals Selection Notes

Select this component when a 20 MHz fundamental frequency crystal is required in a compact surface-mount format. Consider the 18 pF load capacitance and 60 Ohm ESR values for oscillator circuit matching. Evaluate the -20°C to +70°C temperature range against system thermal constraints. Compare physical dimensions against available board space.

Crystals Part Context

This component belongs to the 406 Series of surface-mount crystals from CTS-Frequency Controls. The series offers various frequencies and packages optimized for high-volume manufacturing. The 406C35D20M00000 specifically targets applications requiring reliable timing signals in space-constrained electronic designs.

Crystals Replacement Considerations

Direct substitutes include 406I35E20M00000. Parameter-equivalent alternatives are 403C35D20M00000 and 406C35E20M00000. Verify electrical parameters and mechanical dimensions before substitution.