CSTCR4M42G55-R0

Resonators Overview

The CSTCR4M42G55-R0 is a small-cap chip type ceramic resonator from the Murata CERALOCK CSTCR_G series. It operates at a nominal frequency of 4.42 MHz with an initial tolerance of ±0.5%. The component features a surface-mount (SMD/SMT) package measuring 4.5 mm in length and 2 mm in width. It is designed for operation within a temperature range of -20°C to +80°C.

Resonators Feature Summary

• Integrates built-in load capacitors to simplify circuit design
• Offers high-density mounting due to small package size
• Provides stable oscillation characteristics

Resonators Applications

• Consumer electronics timing circuits
• Industrial equipment clock sources
• Automotive infotainment systems

Resonators Procurement Notes

Verify the specific frequency parameter of 4.42 MHz against standard values, as this is non-standard. Confirm the operating temperature range limits (-20°C to +80°C) match the application environment requirements. Ensure the SMD package dimensions are compatible with the PCB footprint design before ordering.

Resonators Selection Notes

Select this component when a precise 4.42 MHz reference is required in a compact form factor. Consider the limited temperature range compared to industrial-grade alternatives. Evaluate the need for built-in capacitance versus external components to determine if this integrated solution reduces bill-of-materials complexity.

Resonators Part Context

This part belongs to the CERALOCK CSTCR series, which provides cost-effective ceramic resonators for general-purpose applications. The series is characterized by its small profile and ease of surface mounting, serving as an alternative to discrete crystal oscillator solutions in consumer and industrial devices.

Resonators Replacement Considerations

• CSTCR4M00G55Z-R0

Resonators FAQ

What is the built-in capacitance value?

The datasheet specifies a typical load capacitance of 39 pF.

Is this component RoHS compliant?

Yes, the component complies with RoHS3 specifications.