403C35D28M37500

Crystals Overview

The CTS-Frequency Controls 403C35D28M37500 is a surface-mount fundamental mode crystal resonator operating at 28.375 MHz. It features a frequency tolerance of ±30 ppm and stability of ±50 ppm with an 18 pF load capacitance. The component utilizes a 4-SMD, No Lead package measuring 3.20mm x 2.50mm with a maximum height of 0.75mm. Designed for industrial applications, it operates within a temperature range of -20°C to 70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Fundamental mode operation ensures precise frequency generation
• Compact 4-SMD footprint suitable for space-constrained designs
• Integrated enable/disable functionality in compatible series variants

Crystals Applications

• Industrial control systems requiring stable clock signals
• Communication equipment utilizing 28.375 MHz reference frequencies
• Embedded microcontroller clock sources

Crystals Procurement Notes

Verify the specific suffix codes against official CTS documentation to confirm exact electrical parameters and packaging configurations. Ensure compatibility with existing circuit load capacitance requirements before procurement. Confirm that the selected variant meets the required temperature range and frequency stability specifications for the target application environment.

Crystals Selection Notes

Select this component when a 28.375 MHz fundamental crystal is required in a small surface-mount package. Consider the ±30 ppm tolerance and 18 pF load capacitance for circuit matching. Evaluate the -20°C to 70°C operating range against environmental conditions. Compare ESR values if drive level sensitivity is a critical design factor.

Crystals Part Context

This part belongs to the CTS 403 Series of surface-mount crystals. The series offers various frequencies and packages optimized for general-purpose timing applications. The 403 designation indicates a standard commercial/industrial grade product line from CTS-Frequency Controls, focusing on reliability and cost-effectiveness for mass production electronics.

Crystals Replacement Considerations

Direct substitutes include other 403 series variants with identical electrical specifications. Verify package dimensions and pin configuration compatibility. Cross-reference with manufacturer-approved alternative part numbers to ensure equivalent performance characteristics.