445I25F27M00000

Crystals Overview

The CTS-Frequency Controls 445I25F27M00000 is a surface-mount quartz crystal resonator operating at a fundamental frequency of 27 MHz. It features a load capacitance of 24 pF and offers a frequency tolerance of ±20 ppm with a stability of ±50 ppm. The component exhibits an equivalent series resistance (ESR) of 40 Ohms and is designed for base harmonic operation. It supports a wide industrial temperature range from -40°C to +85°C, ensuring reliable performance in demanding environments.

Crystals Feature Summary

• Industrial-grade temperature range capability from -40°C to +85°C
• Surface-mount design compatible with automated assembly processes
• Fundamental mode operation for precise frequency control

Crystals Applications

• Industrial communication systems requiring stable clock signals
• Consumer electronics utilizing 27 MHz reference frequencies
• Embedded control circuits needing high-frequency stability

Crystals Procurement Notes

Verify the specific package dimensions and pin configuration against your PCB footprint before ordering. Confirm that the 24 pF load capacitance matches your circuit design requirements to ensure accurate oscillation. Check for RoHS compliance status if environmental regulations apply to your manufacturing process. Ensure the supplier provides valid traceability documentation for quality assurance purposes.

Crystals Selection Notes

Select this component when a 27 MHz fundamental frequency is required with tight tolerance specifications. Consider the 40 Ohm ESR value to ensure compatibility with your oscillator circuit's drive level constraints. The wider temperature range makes it suitable for applications exposed to varying thermal conditions compared to commercial grade parts.

Crystals Part Context

This part belongs to the 445 series of SMD crystals from CTS-Frequency Controls. It shares similar form factors with other members like the 445C25D27M00000 but differs in load capacitance and temperature rating. The series is designed for general-purpose timing applications where space-saving surface mount technology is preferred over through-hole alternatives.

Crystals Replacement Considerations

The 445I35E27M00000 is a documented substitute offering similar electrical characteristics but with a different load capacitance of 20 pF. Verify circuit compatibility regarding load capacitance changes before substitution.