CSTCW55M0X51-R0

Resonators Overview

The CSTCW55M0X51-R0 is a surface-mount ceramic resonator manufactured by Murata Electronics under the CERALOCK brand. It operates at a nominal frequency of 5.5 MHz with an initial tolerance of 0.5%. The component utilizes SMD/SMT termination and features a load capacitance of 39 pF. It is designed for operation within a temperature range of -40°C to +85°C. The physical dimensions are 4.5 mm in length, 2 mm in width, and 1.15 mm in height. This small-cap chip type resonator is intended for clock signal generation in electronic circuits.

Resonators Feature Summary

• Provides stable clock signals using piezoelectric ceramic technology
• Offers high reliability with tight initial frequency tolerance
• Designed for compact surface-mount assembly processes

Resonators Applications

• Microcontroller clock sources
• Communication interface timing
• General-purpose digital circuit oscillation

Resonators Procurement Notes

Verify current availability status as this component may be subject to discontinuation or limited supply. Confirm that the specified load capacitance matches the target oscillator circuit requirements. Ensure the operating temperature range meets the environmental conditions of the final application. Check for RoHS compliance documentation before procurement.

Resonators Selection Notes

Select this resonator when a 5.5 MHz clock source is required in a compact surface-mount package. Consider the 0.5% initial tolerance for applications needing precise frequency accuracy. Evaluate the 39 pF load capacitance against the microcontroller or oscillator IC specifications. Verify that the -40°C to +85°C temperature range covers the operational environment.

Resonators Part Context

This part belongs to the CSTCW series of CERALOCK ceramic resonators from Murata Electronics. These components are designed as cost-effective alternatives to quartz crystals for applications where moderate frequency stability is sufficient. The series offers various frequencies and packages to support diverse embedded system designs.

Resonators Replacement Considerations

Consult official Murata documentation for verified substitute part numbers. Cross-reference alternative ceramic resonators with matching 5.5 MHz frequency, 0.5% tolerance, and compatible load capacitance. Ensure any replacement maintains the same package dimensions and operating temperature range.