CDBLB455KCAX16-B0

Overview

The CDBLB455KCAX16-B0 is a ceramic center discriminator filter manufactured by Murata Electronics, designed for signal conditioning applications. It operates at a center frequency of 455 kHz with a bandwidth of 4 kHz. The component utilizes a radial package configuration and is intended for board mount installation. This specific part number is documented as a replacement or equivalent for the Motorola MC3372 circuit. The device functions within a temperature range of -20°C to +80°C.

Feature Summary

• Ceramic construction for stable signal discrimination
• Designed specifically for use with Motorola MC3372 circuits
• Radial leaded package format for through-hole mounting

Applications

• Signal conditioning in AM radio receivers
• Intermediate frequency (IF) processing stages
• Demodulation circuits utilizing Motorola MC3372

Procurement Notes

Verify the exact datasheet availability from Murata Manufacturing Co., Ltd. prior to procurement. Confirm that the radial package variant matches the PCB footprint requirements. Ensure compatibility with the target system's operating temperature range of -20°C to +80°C. Cross-reference the part number against official Murata PIM databases to confirm current status and documentation accuracy.

Selection Notes

Select this component when replacing or designing around the Motorola MC3372 IC. The 455 kHz center frequency and 4 kHz bandwidth are critical for proper demodulation performance. The radial package style dictates the mechanical layout constraints on the printed circuit board. Verify that the ceramic material properties meet the environmental stability requirements of the application.

Part Context

This component belongs to the CERAFIL series of ceramic filters produced by Murata Electronics. It serves as a specialized passive element for intermediate frequency filtering in communication systems. The designation indicates a center discriminator function, distinguishing it from standard bandpass filters. It is part of a broader family of components supporting legacy and modern radio frequency designs.

Replacement Considerations

Public confirmed substitute part numbers: None explicitly listed in source data.