445I23C25M00000

Crystals Overview

The CTS-Frequency Controls 445I23C25M00000 is a surface-mount quartz crystal resonator operating at a fundamental frequency of 25 MHz. It features a load capacitance of 16 pF and a frequency tolerance of ±20 ppm, with a stability of ±30 ppm. The component utilizes a 2-SMD, no-lead package measuring 5 mm by 3.2 mm, with a maximum height of 1.35 mm. It exhibits an equivalent series resistance (ESR) of 40 Ohms and supports an excitation level of 100 uW. The device operates within a temperature range of -40°C to +85°C and complies with RoHS3 standards.

Crystals Feature Summary

• Provides precise timing signals via fundamental mode quartz resonance.
• Designed for reliable operation across extended industrial temperature ranges.
• Utilizes a compact surface-mount footprint for automated assembly integration.

Crystals Applications

• Industrial control systems requiring stable clock references.
• Communication equipment utilizing 25 MHz base frequencies.
• Embedded microcontroller circuits needing high-frequency stability.

Crystals Procurement Notes

Verify the specific suffix codes against official CTS documentation to ensure correct tolerance and packaging specifications. Confirm that the required load capacitance matches the target circuit design parameters. Check current availability status as lead times may vary based on production schedules. Ensure compliance with project-specific environmental regulations such as RoHS3 requirements before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 25 MHz fundamental frequency with ±20 ppm tolerance is required. Ensure the application circuit can support the specified 16 pF load capacitance. Verify that the operating environment falls within the -40°C to +85°C range. Consider the 40 Ohm ESR value for oscillator circuit stability calculations. Choose this part over higher-stability variants if cost and size constraints are prioritized over extreme precision.

Crystals Part Context

This component belongs to the 445 Series of glass-seal crystals manufactured by CTS-Frequency Controls. The series is characterized by robust construction suitable for demanding environments. The 445I variant specifically denotes improved performance characteristics compared to standard models. This part represents a standard offering in the company's portfolio of surface-mount timing solutions.

Crystals Replacement Considerations

Direct substitutes include 445I35C25M00000 and 445A35C25M00000 from the same manufacturer. Verify compatibility regarding load capacitance and frequency tolerance differences. Cross-reference pinout and dimensional drawings to ensure mechanical fit within the existing PCB layout. Consult official datasheets for any changes in electrical parameters or thermal ratings.