Texas Instruments

CD4051BM96E4

CD4051BM96E4 Description

The CD4051BM96E4 is a high-performance 8:1 multiplexer/demultiplexer integrated circuit (IC) designed by Texas Instruments. This IC is part of the Analog Switches, Multiplexers, and Demultiplexers category and is known for its robust performance and versatile applications. Despite being marked as obsolete, the CD4051BM96E4 remains a reliable choice for various electronic systems due to its unique features and specifications.

CD4051BM96E4 Features

• Multiplexer/Demultiplexer Circuit: The CD4051BM96E4 features an 8:1 multiplexer/demultiplexer circuit, allowing it to select one of eight input signals to be routed to a single output line or vice versa. This capability makes it highly efficient for signal routing and switching applications.
• Low On-State Resistance: With a maximum on-state resistance (Ron) of 240 ohms, the CD4051BM96E4 ensures minimal signal attenuation and power loss, making it suitable for applications requiring high signal integrity.
• Wide Supply Voltage Range: The IC supports a wide supply voltage range, from ±2.5V to ±9V for dual supply and 3V to 20V for single supply. This flexibility allows it to be used in a variety of power environments.
• Low Leakage Current: The maximum leakage current (IS(off)) is only 100nA, ensuring minimal power consumption and signal degradation when the switch is off.
• Channel-to-Channel Matching: The CD4051BM96E4 offers excellent channel-to-channel matching with a ΔRon of 5 ohms, ensuring consistent performance across all channels.
• High Bandwidth: The -3dB bandwidth of 20MHz allows for high-frequency signal switching, making it suitable for applications requiring fast signal processing.
• Low Channel Capacitance: With channel capacitances of 0.2pF (CS(off)) and 30pF (CD(off)), the CD4051BM96E4 minimizes signal distortion and ensures fast switching times.
• Surface Mount Packaging: The IC is available in a 16SOIC package, making it ideal for surface mount applications and ensuring compatibility with modern PCB assembly techniques.
• Compliance and Reliability: The CD4051BM96E4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage and handling conditions.

CD4051BM96E4 Applications

The CD4051BM96E4 is ideal for a variety of applications due to its versatile features and robust performance. Some specific use cases include:

• Data Acquisition Systems: The 8:1 multiplexing capability allows for efficient routing of multiple sensor inputs to a single analog-to-digital converter (ADC), simplifying system design and reducing component count.
• Signal Processing: The low on-state resistance and high bandwidth make it suitable for applications requiring high-fidelity signal switching, such as audio processing and communication systems.
• Test and Measurement Equipment: The wide supply voltage range and low leakage current ensure reliable performance in precision measurement devices.
• Medical Devices: The low channel capacitance and high bandwidth are beneficial for medical imaging and diagnostic equipment where signal integrity is critical.
• Automotive Electronics: The robustness and wide operating voltage range make it suitable for automotive applications where power supply conditions can vary significantly.

Conclusion of CD4051BM96E4

In conclusion, the CD4051BM96E4 is a versatile and high-performance 8:1 multiplexer/demultiplexer IC that offers several advantages over similar models. Its low on-state resistance, wide supply voltage range, and high bandwidth make it suitable for a wide range of applications, from data acquisition systems to medical devices. Despite being marked as obsolete, the CD4051BM96E4 remains a reliable choice for engineers and designers looking for a robust and flexible signal routing solution.