Texas Instruments

SN74HC4851N  

Analog Switches, Multiplexers, Demultiplexers

SN74HC4851N Description

The SN74HC4851N is a high-performance 8:1 multiplexer/demultiplexer IC designed by Texas Instruments. This device is part of the Analog Switches, Multiplexers, and Demultiplexers category and is ideal for applications requiring efficient signal routing and switching. The SN74HC4851N features a single 8:1 multiplexer/demultiplexer circuit housed in a through-hole package, making it suitable for a variety of electronic systems.

SN74HC4851N Features

• Multiplexer/Demultiplexer Circuit: The SN74HC4851N features an 8:1 multiplexer/demultiplexer circuit, allowing for efficient signal selection and routing among eight input/output lines.
• Low On-State Resistance: With a maximum on-state resistance (R_on) of 195Ω, the SN74HC4851N ensures minimal signal attenuation and power loss, making it ideal for applications requiring high signal integrity.
• Channel-to-Channel Matching: The device offers excellent channel-to-channel matching with a ΔR_on of 3Ω, ensuring consistent performance across all channels.
• Low Leakage Current: The SN74HC4851N has a maximum leakage current (I_S(off)) of 200nA, which helps in reducing power consumption and maintaining signal integrity when the device is in the off state.
• Fast Switching Time: The switch time (T_on, T_off) is a maximum of 78ns, enabling rapid signal switching and high-speed operation.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 2V to 6V, providing flexibility in power supply requirements.
• Low Channel Capacitance: With a channel capacitance (C_S(off), C_D(off)) of 22pF, the SN74HC4851N minimizes signal delay and distortion.
• Compliance and Packaging: The SN74HC4851N is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability. It is packaged in a tube, suitable for through-hole mounting.

SN74HC4851N Applications

The SN74HC4851N is well-suited for a variety of applications where signal routing and switching are critical. Some specific use cases include:

• Data Acquisition Systems: Ideal for routing multiple analog signals to a single analog-to-digital converter (ADC), enhancing the efficiency and accuracy of data acquisition.
• Communication Systems: Used in multiplexing/demultiplexing data channels in communication systems, ensuring reliable signal transmission and reception.
• Medical Equipment: Suitable for medical devices requiring precise signal routing, such as patient monitoring systems and diagnostic equipment.
• Industrial Automation: Effective in industrial control systems for managing multiple sensor inputs and controlling various actuators.
• Consumer Electronics: Used in devices like digital cameras and smartphones for efficient signal switching and routing.

Conclusion of SN74HC4851N

The SN74HC4851N from Texas Instruments stands out as a reliable and high-performance 8:1 multiplexer/demultiplexer IC. Its low on-state resistance, fast switching time, and low leakage current make it an excellent choice for applications requiring efficient signal routing and switching. The device's wide supply voltage range and low channel capacitance further enhance its versatility and performance. With its compliance to environmental standards and robust packaging, the SN74HC4851N is a top choice for engineers and designers in various industries.

SN74HC4851N Documents

Download datasheets and manufacturer documentation for SN74HC4851N

Datasheets :

SN74HC4851      

PCN Obsolescence/ EOL :

EOL NOTICE 13/Jun/2023      

PCN Design/Specification :

Copper Bond Wire Revision A 04/Dec/2013       Material Set 30/Mar/2017