403I35E20M00000

Crystals Overview

The CTS-Frequency Controls 403I35E20M00000 is a surface-mount MHz crystal designed for precision timing applications. It operates at a fundamental frequency of 20 MHz with a load capacitance of 20 pF and an equivalent series resistance (ESR) of 60 Ohms. The component features a frequency stability of ±50 ppm and a tolerance of ±30 ppm, ensuring reliable performance across a wide operating temperature range from -40°C to +85°C. Housed in a compact 4-SMD, No Lead package measuring 3.20mm x 2.50mm with a maximum height of 0.75mm, it supports base harmonic operation. This part is RoHS3 compliant and classified under MSL Level 1.

Crystals Feature Summary

• Provides stable oscillation at 20 MHz with high frequency tolerance for precise clock generation.
• Operates reliably in demanding environments spanning industrial temperature ranges.
• Utilizes a low-profile surface mount footprint suitable for automated assembly processes.

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix codes against the manufacturer datasheet to ensure compatibility with your circuit design requirements. Confirm that the selected variant matches the required frequency tolerance and load capacitance specifications. Check for any recent product change notifications or marking updates issued by CTS-Frequency Controls prior to finalizing procurement orders.

Crystals Selection Notes

Select this component when a 20 MHz fundamental mode crystal is required with strict stability constraints. Ensure the application circuit can accommodate the specified 20 pF load capacitance and 60 Ohm ESR. Consider the physical dimensions and thermal characteristics to verify fit within the target PCB layout and operational environment limits.

Crystals Part Context

This component belongs to the 403 Series of surface-mount crystals from CTS-Frequency Controls. The series offers various frequencies and packages optimized for consumer and industrial electronics. The 403I35E20M00000 specifically targets applications requiring robust performance in extended temperature ranges while maintaining a small form factor for modern electronic designs.

Crystals Replacement Considerations

Public confirmed substitute part numbers include 403I35D20M00000 and 425F39E020M0000. Verify electrical parameters and mechanical dimensions before substitution.

Crystals FAQ

What is the operating temperature range for this crystal?

The component is rated for an operating temperature range of -40°C to +85°C.

Does this part support surface mount technology?

Yes, it is designed for surface mount installation using a 4-SMD, No Lead package.