405I35B44M00000

Crystals Overview

The CTS-Frequency Controls 405I35B44M00000 is a surface-mount fundamental mode quartz crystal resonator operating at a nominal frequency of 44 MHz. It features a load capacitance of 13 pF and an equivalent series resistance (ESR) of 50 Ohms. The component provides a frequency tolerance of ±30 ppm and stability of ±50 ppm. Designed for industrial reliability, it supports an extended operating temperature range from -40°C to +85°C. The device utilizes a compact 4-SMD, No Lead package with dimensions of 5.00 mm x 3.20 mm x 0.85 mm maximum height.

Crystals Feature Summary

• Fundamental mode operation ensures precise frequency generation for digital clocking applications.
• Industrial-grade temperature rating supports reliable performance in demanding environmental conditions.
• Compact surface-mount footprint facilitates automated assembly and space-constrained PCB layouts.

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with existing circuit load capacitance requirements before finalizing procurement decisions. Cross-reference part numbers with authorized distributors to validate authenticity and supply chain integrity.

Crystals Selection Notes

Select this component when a 44 MHz fundamental frequency is required with strict ±30 ppm tolerance. The 13 pF load capacitance must match the oscillator circuit design parameters. Consider the 50 Ohm ESR value for impedance matching requirements. Verify that the -40°C to +85°C range meets the system's thermal specifications.

Crystals Part Context

This part belongs to the CTS 405 Series of surface-mount crystals. The series offers various frequencies and packages optimized for high-volume manufacturing. The 405I35B44M00000 represents a specific configuration within this family, tailored for industrial temperature ranges and standard SMD mounting processes.

Crystals Replacement Considerations

Direct substitutes include other 44 MHz crystals with identical 13 pF load capacitance and 50 Ohm ESR. Verify pinout compatibility and physical dimensions to ensure mechanical fit. Check frequency stability ratings to maintain system timing accuracy.