406I35S20M00000

Crystals Overview

The CTS-Frequency Controls 406I35S20M00000 is a surface-mount fundamental mode crystal resonator operating at 20 MHz. It features a frequency stability of ±50 ppm and a frequency tolerance of ±30 ppm. The component utilizes a 20 pF load capacitance and exhibits an equivalent series resistance (ESR) of 40 Ohms. Designed for industrial reliability, it supports an extended operating temperature range from -40°C to +85°C. The device is housed in a compact 4-SMD, No Lead package with dimensions of 6.00 mm x 3.50 mm and a maximum seated height of 1.20 mm.

Crystals Feature Summary

• Fundamental mode operation ensures stable oscillation characteristics.
• Extended industrial temperature range supports harsh environment applications.
• Compact surface-mount footprint facilitates automated assembly.

Crystals Applications

• Industrial control systems requiring precise timing
• Communication equipment baseband processing
• Microcontroller clock sources

Crystals Procurement Notes

Verify the specific suffix 'S' against official CTS documentation to confirm the exact temperature rating and ESR specifications. Ensure the design-in process accounts for the 20 pF load capacitance requirements of the host oscillator circuit to maintain frequency accuracy within specified tolerances.

Crystals Selection Notes

Select this component when a fundamental mode crystal is required for 20 MHz applications with strict size constraints. The 40 Ohm ESR value must be compatible with the driving circuit's gain capabilities. Consider the -40°C to +85°C range if the application exceeds standard commercial limits.

Crystals Part Context

This part belongs to the CTS 406 Series of surface-mount crystals. The series offers various frequencies and packages, providing designers with standardized options for integrating passive frequency control elements into modern electronic assemblies without compromising board space.

Crystals Replacement Considerations

Public confirmed substitutes include 406C35E20M00000 and 406I35E20M00000. Verify that alternative suffixes match the required temperature range and electrical parameters before substitution.