The CD4053BC is a triple 2-channel analog multiplexer/demultiplexer from Fairchild/ON Semiconductor. It is designed for switching analog or digital signals. Each multiplexer has two input channels and a common output, allowing for selection between two different signals. The device features low on-resistance and low leakage current, making it suitable for audio, video, and data acquisition applications. This part is now designated as END-OF-LIFE, so consider this when making a purchase.

Applications

• Analog signal selection
• Audio signal routing
• Video signal switching
• Data acquisition systems
• Communication systems

Features

• Low on-resistance: Typically less than 100 ohms, minimizing signal loss.
• Low leakage current: Reduces signal distortion.
• Wide operating voltage range: 3V to 15V.
• TTL compatibility: Can be controlled by TTL logic signals.
• Break-before-make switching: Prevents short circuits during switching.

Benefits

• Improved signal quality: Low on-resistance and leakage current minimize signal distortion.
• Versatile signal switching: Suitable for both analog and digital signals.
• Simplified system design: TTL compatibility simplifies interfacing with other logic circuits.
• Increased system reliability: Robust design ensures reliable operation in various environments.
• Flexible signal routing: Allows for dynamic signal routing in various applications.

Additional Details

The CD4053BC's break-before-make switching characteristic prevents short circuits during channel selection. This feature is especially important in applications where signal integrity is critical. The device is available in various packages including DIP and SOIC. The control inputs are typically driven by standard TTL or CMOS logic signals. When selecting this multiplexer, consider the signal frequency and voltage levels to ensure compatibility with the device specifications. Due to its end-of-life status, consider potential replacements or ensure sufficient stock for long-term projects.