CSTCR6M40G55-R0

Resonators Overview

The Murata CSTCR6M40G55-R0 is a surface-mount ceramic resonator from the CERALOCK series. It operates at a nominal frequency of 6.4 MHz with a tolerance of ±0.5% and stability of ±0.2%. The device features an integrated load capacitance of 39 pF, eliminating the need for external capacitors in oscillation circuits. It has a three-pin SMD/SMT termination type and measures 4.5 mm x 2 mm x 1.15 mm. The unit weighs 35 mg and supports a resonant impedance of 50 ohms. Operating temperature ranges from -20°C to +80°C.

Resonators Feature Summary

• Integrated 39 pF load capacitor eliminates requirement for external components
• High frequency stability of ±0.2% ensures precise timing performance
• Compact small-cap chip design suitable for space-constrained applications

Resonators Applications

• Microcontroller clock sources
• General-purpose oscillation circuits
• Consumer electronics timing references

Resonators Procurement Notes

Verify the specific suffix 'R0' against the manufacturer's official datasheet to confirm the exact temperature range and packaging configuration. Ensure the selected variant matches the required operating environment specifications before procurement.

Resonators Selection Notes

Select this component when a compact solution with built-in load capacitance is required. The 39 pF internal capacitor simplifies circuit layout. Verify that the 6.4 MHz frequency aligns with the target microcontroller or oscillator requirements.

Resonators Part Context

This part belongs to the CSTCR_G series of CERALOCK ceramic resonators by Murata Electronics. These devices are designed as drop-in replacements for quartz crystals, offering a balance between cost, size, and performance for standard timing applications.

Resonators Replacement Considerations

Direct substitutes include CSTCR6M40G55Z-R0, which shares similar electrical characteristics but may differ in temperature rating or package details. Cross-reference the full part number with official documentation to ensure compatibility.