405C35E18M43200

Crystals Overview

The CTS-Frequency Controls 405C35E18M43200 is a fundamental mode quartz crystal resonator designed for surface-mount applications. It operates at a nominal frequency of 18.432 MHz with a frequency tolerance of ±30 ppm and stability of ±50 ppm. The component features a load capacitance of 13 pF and an equivalent series resistance (ESR) of 40 Ohms. Housed in a compact 4-SMD, No Lead package measuring 5.00mm x 3.20mm with a maximum height of 1.10mm, it supports operation within a temperature range of -20°C to +70°C.

Crystals Feature Summary

• Fundamental mode quartz crystal resonator optimized for surface-mount integration
• Compact 4-SMD footprint suitable for high-density PCB layouts
• Compliant with RoHS3 standards and REACH regulations

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix against official CTS documentation to confirm exact electrical parameters and packaging specifications. Ensure compatibility with existing design constraints regarding load capacitance and ESR values before finalizing procurement decisions.

Crystals Selection Notes

Select this component when a standard 18.432 MHz frequency is required for synchronous digital systems. Consider the 13 pF load capacitance requirement for oscillator circuit design and verify that the operating temperature range meets the environmental conditions of the target application.

Crystals Part Context

This part belongs to the 405 Series of SMD crystals from CTS-Frequency Controls. The series provides various frequencies in a standardized 4-SMD package, offering a balance between performance and size for general-purpose electronic applications requiring precise timing references.

Crystals Replacement Considerations

Direct substitutes include 406C35B18M43200 and 405C35B18M43200 from CTS-Frequency Controls. Cross-manufacturer alternatives such as CX635A-A5B2C3-40-18.432D13 from Cardinal Components Inc. are also available.