CFUKF455KD1X-R0

Overview

The CFUKF455KD1X-R0 is a ceramic chip filter from the Murata CERAFIL CFU series, designed for signal conditioning applications. It operates at a center frequency of 455 kHz with a nominal impedance of 1.5 kOhms. The component features a four-element internal structure and is housed in a surface-mount package measuring 7.50mm x 6.00mm. It supports board mounting and functions within an operating temperature range of -20°C to +80°C. The device is moisture sensitive and complies with RoHS standards.

Feature Summary

• Four-element ceramic construction for precise signal filtering
• Surface-mount design optimized for automated assembly
• CERAFIL series branding indicating specialized ceramic technology

Applications

• Intermediate frequency (IF) filtering in communication receivers
• Signal conditioning circuits requiring 455 kHz center frequency
• Electronic systems utilizing surface-mount ceramic filters

Procurement Notes

Verify component authenticity through authorized channels due to obsolete lifecycle status. Confirm datasheet revisions and specific lot markings upon receipt. Ensure handling procedures account for moisture sensitivity classification during storage and reflow processes. Cross-reference part numbers carefully as this model may be discontinued.

Selection Notes

Select this component when a 455 kHz ceramic filter with 1.5 kOhm impedance is required. The 7.50mm x 6.00mm footprint must fit the designated PCB layout. Consider the -20°C to +80°C operating range against environmental conditions. Verify that the four-element architecture meets the necessary selectivity requirements for the target application.

Part Context

This part belongs to the Murata CERAFIL CFU series of ceramic filters. These components are engineered for high-performance signal conditioning in compact electronic designs. The CFU series typically offers stable electrical characteristics suitable for intermediate frequency applications in various consumer and industrial electronics.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete lifecycle status, direct replacements should be verified against current Murata product portfolios or equivalent specifications from other manufacturers.