CSTCR4M91G53A-R0

Resonators Overview

The CSTCR4M91G53A-R0 is a CERALOCK ceramic resonator manufactured by Murata Electronics, designed for surface-mount applications. It operates at a nominal frequency of 4.91 MHz with a tolerance of ±0.5%. The device features an integrated load capacitance of 15 pF and maintains a frequency stability of ±0.2%. It supports a wide operating temperature range from -20°C to +80°C. The component utilizes SMD/SMT termination styles and is available in reel, cut tape, or MouseReel packaging formats.

Resonators Feature Summary

• Integrates built-in load capacitors to simplify circuit design
• Offers high-density mounting capabilities due to small package size
• Provides stable oscillation within a wide industrial temperature range

Resonators Applications

• Consumer electronics timing circuits
• Industrial equipment control systems
• Automotive infotainment and comfort equipment

Resonators Procurement Notes

Verify the specific suffix 'A' against official Murata documentation to confirm availability and exact specifications, as standard listings may reference the base model CSTCR4M91G53-R0. Ensure compliance with RoHS and REACH standards required for your region. Cross-reference the datasheet for precise footprint dimensions and soldering profile recommendations before finalizing procurement orders.

Resonators Selection Notes

Select this component when a compact solution with integrated load capacitors is required for microcontroller clock sources. The 15 pF internal capacitance matches common MCU requirements, reducing external component count. Consider the ±0.5% tolerance and -20°C to +80°C range to ensure compatibility with the target application's environmental conditions and precision needs.

Resonators Part Context

This part belongs to the CSTCR_G series of CERALOCK ceramic resonators. These components are engineered to replace traditional crystal units in cost-sensitive applications where slightly lower stability is acceptable. The series emphasizes miniaturization and ease of assembly through surface-mount technology, catering to mass-produced electronic devices requiring reliable timing signals.

Resonators Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material. Verify direct replacements only through official Murata cross-reference tools or updated datasheets to ensure electrical and mechanical compatibility.