445W35H20M00000

Crystals Overview

The CTS-Frequency Controls 445W35H20M00000 is a surface-mount quartz crystal resonator operating at a fundamental frequency of 20 MHz. It features a load capacitance of 32 pF and offers a frequency tolerance of ±30 ppm with a stability of ±50 ppm. The component has an equivalent series resistance (ESR) of 40 Ohms and operates within a temperature range of 0°C to +50°C. Its physical dimensions are 5.00 mm in length, 3.20 mm in width, and 1.35 mm in height, housed in a 2-SMD package.

Crystals Feature Summary

• Provides precise timing signals for digital circuits through stable quartz resonance.
• Designed for surface-mount assembly to facilitate automated PCB manufacturing processes.
• Operates reliably within standard commercial temperature ranges for consumer electronics.

Crystals Applications

• Precision timing applications in consumer electronics
• Microcontroller clock sources
• Communication interface synchronization

Crystals Procurement Notes

Verify the specific suffix H indicates the 32 pF load capacitance variant distinct from other 445 series models. Confirm RoHS3 compliance status directly with the manufacturer documentation prior to integration. Ensure the 0°C to +50°C operating range aligns with the target application environment requirements.

Crystals Selection Notes

Select this component when a 20 MHz fundamental frequency with 32 pF load capacitance is required. Compare ESR values against oscillator circuit drive levels to ensure stability. Evaluate thermal constraints as the upper limit is +50°C, which may necessitate alternative parts for wider industrial environments.

Crystals Part Context

This part belongs to the CTS 445 series of SMD crystals, designed for compact electronic designs. The series offers various load capacitance options to match different oscillator circuit configurations. The 445W35H20M00000 specifically targets applications requiring moderate stability in space-constrained consumer devices.

Crystals Replacement Considerations

• 445C35A20M00000
• 445W35E20M00000

Crystals FAQ

What is the load capacitance for this crystal?

The 445W35H20M00000 is specified with a load capacitance of 32 pF.

Does this component support automotive temperatures?

No, the operating temperature range is limited to 0°C to +50°C, which is suitable for commercial rather than automotive applications.