onsemi

MC14556BFEL  

Encoders, Decoders, Multiplexers & Demultiplexers

MC14556BFEL Description

The MC14556BFEL is a high-performance Decoder/Demultiplexer IC designed for versatile digital signal routing and decoding applications. Manufactured by onsemi, this device is part of the 4000B series and features a 1 x 2:4 circuit configuration with two independent circuits. It is available in a Surface Mount package, specifically in a Tape & Reel (TR) format, making it suitable for automated assembly processes. The MC14556BFEL operates on a dual supply voltage ranging from 3V to 18V, providing flexibility in power supply options. It is rated for a maximum output current of 8.8mA for both high and low states, ensuring robust performance in various applications. The device has a Moisture Sensitivity Level (MSL) of 3, allowing for 168 hours of exposure before assembly, which is beneficial for manufacturing environments. Although the product is now obsolete, its technical specifications and performance benefits make it a reliable choice for legacy systems and specific applications where its features are required.

MC14556BFEL Features

• Dual Supply Voltage: The MC14556BFEL operates within a wide voltage range of 3V to 18V, offering flexibility and compatibility with various power supply configurations.
• Independent Circuits: With two independent 1 x 2:4 decoder/demultiplexer circuits, the device can handle multiple signal paths simultaneously, enhancing its versatility in complex digital systems.
• Surface Mount Technology: The Surface Mount package format ensures ease of integration into modern PCB designs and supports automated assembly processes, reducing production costs and improving reliability.
• High Output Current: The device can handle an output current of 8.8mA for both high and low states, making it suitable for driving multiple loads or interfacing with other digital components.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the MC14556BFEL is well-suited for manufacturing environments where exposure to moisture is a concern, ensuring long-term stability and performance.
• REACH Compliance: The MC14556BFEL is REACH unaffected, ensuring compliance with environmental and safety regulations, which is crucial for global market acceptance.

MC14556BFEL Applications

The MC14556BFEL is ideal for a variety of applications where efficient signal decoding and demultiplexing are required. Some specific use cases include:

• Digital Signal Routing: In systems where multiple digital signals need to be routed to different destinations based on control inputs, the MC14556BFEL provides a reliable and efficient solution.
• Microcontroller Interfaces: The device can be used to interface with microcontrollers, expanding the number of available output ports and enabling more complex control schemes.
• Data Communication Systems: In applications involving data transmission and reception, the MC14556BFEL can decode and route signals to ensure accurate data handling.
• Automotive Electronics: The robustness and flexibility of the MC14556BFEL make it suitable for automotive applications where reliable signal processing and control are essential.
• Industrial Control Systems: The device can be employed in industrial automation and control systems to manage and decode signals from various sensors and actuators.

Conclusion of MC14556BFEL

The MC14556BFEL, despite being obsolete, remains a valuable component in the electronics industry due to its robust performance and versatile features. Its wide voltage range, dual supply operation, and high output current capabilities make it suitable for a variety of applications, from digital signal routing to microcontroller interfacing. The Surface Mount package and MSL rating of 3 further enhance its suitability for modern manufacturing processes and environments. While newer alternatives may exist, the MC14556BFEL continues to provide reliable performance in legacy systems and specific applications where its unique features are required.

MC14556BFEL Documents

Download datasheets and manufacturer documentation for MC14556BFEL

Datasheets :

MC14555B, 56B      

PCN Obsolescence/ EOL :

Multiple Devices 24/Jan/2011      

HTML Datasheet :

MC14555B, 56B      

Environmental Information :

onsemi RoHS       onsemi REACH