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CD4556BE

CD4556BE Description

The CD4556BE is a Decoder/Demultiplexer IC designed by Harris Corporation, part of the 4000B series. This obsolete component is housed in a Through Hole package, specifically a Tube, making it suitable for applications requiring robust mechanical stability and ease of integration into printed circuit boards. The CD4556BE features a dual supply voltage range of 3V to 18V, offering flexibility in power supply requirements. It comprises two independent circuits, each configured as a 1 x 2:4 decoder/demultiplexer, providing versatile signal routing and control capabilities. The IC is capable of sourcing and sinking up to 6.8mA of current, ensuring reliable operation in various electronic systems.

CD4556BE Features

• Dual Supply Voltage: The CD4556BE operates within a wide voltage range of 3V to 18V, making it adaptable to different power supply configurations.
• Independent Circuits: It includes two independent 1 x 2:4 decoder/demultiplexer circuits, allowing for simultaneous control of multiple signals.
• Through Hole Mounting: The Through Hole package ensures secure mechanical attachment and easy integration into PCBs.
• High Current Capability: The IC can source and sink up to 6.8mA of current, ensuring robust performance in demanding applications.
• Series Compatibility: As part of the 4000B series, the CD4556BE is compatible with other CMOS logic devices, facilitating seamless integration into larger systems.
• Obsolete Status: While the CD4556BE is now obsolete, its unique features and performance benefits continue to make it a valuable component for legacy systems and specialized applications.

CD4556BE Applications

The CD4556BE is ideal for a variety of applications where signal decoding and demultiplexing are required. Its dual supply voltage and high current capability make it suitable for:

• Digital Signal Processing: Efficiently routing and controlling digital signals in complex systems.
• Control Systems: Managing multiple control lines in industrial and automotive applications.
• Telecommunications: Decoding and demultiplexing signals in communication equipment.
• Consumer Electronics: Enhancing signal management in devices such as televisions, radios, and home automation systems.
• Legacy Systems: Maintaining functionality in older systems where replacement components are not readily available.

Conclusion of CD4556BE

The CD4556BE, despite its obsolete status, remains a valuable component in the electronics industry due to its unique features and performance benefits. Its wide voltage range, high current capability, and dual independent circuits make it an ideal choice for applications requiring robust signal decoding and demultiplexing. While modern alternatives may offer enhanced performance, the CD4556BE continues to provide reliable operation in legacy systems and specialized applications. For engineers and designers working with older systems or requiring specific signal management capabilities, the CD4556BE remains a viable and effective solution.