403I35E28M63636

Crystals Overview

The CTS-Frequency Controls 403I35E28M63636 is a surface-mount quartz crystal resonator operating at a fundamental frequency of 28.63636 MHz. It features a load capacitance of 20 pF and an equivalent series resistance (ESR) of 60 Ohms. The component provides a frequency tolerance of ±30 ppm and stability of ±50 ppm. Designed for the -40°C to +85°C operating temperature range, it utilizes a 4-SMD, no-lead package with dimensions of 3.2 mm x 2.5 mm.

Crystals Feature Summary

• Fundamental mode operation for precise timing applications
• Surface mount design compatible with automated assembly processes
• Wide industrial temperature rating for environmental resilience

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix 'I' against the manufacturer's current datasheet to confirm pinout and electrical characteristics match the target design requirements. Ensure the selected variant aligns with the required load capacitance and frequency tolerance specifications for the application circuit.

Crystals Selection Notes

Select this component when a 28.63636 MHz reference is required in a compact 3.2x2.5mm footprint. Consider the 60 Ohm ESR and 20pF load capacitance when designing the oscillator circuit to ensure stable startup and sustained oscillation within the specified temperature range.

Crystals Part Context

This part belongs to the CTS 403 series of SMD crystals. The series offers various frequencies and packages, providing designers with standardized options for integrating high-stability timing references into space-constrained electronic devices without compromising performance or reliability.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.