Nexperia

74HC4351DB,112  

Analog Switches, Multiplexers, Demultiplexers

74HC4351DB,112 Description

The 74HC4351DB,112 is an 8:1 multiplexer/demultiplexer IC designed for high-performance analog signal routing applications. Manufactured by Nexperia USA Inc., this device offers a robust combination of low on-state resistance, high bandwidth, and fast switching times, making it suitable for a wide range of electronic systems. The 74HC4351DB,112 is housed in a 20SSOP package, ensuring reliable surface-mount integration into compact designs.

74HC4351DB,112 Features

• Low On-State Resistance: With a maximum on-state resistance (R(on)) of 120 ohms, the 74HC4351DB,112 ensures minimal signal attenuation and power dissipation, crucial for maintaining signal integrity in analog circuits.
  -High Bandwidth: The -3dB bandwidth of 170 MHz allows the IC to handle high-frequency signals efficiently, making it ideal for applications requiring wideband signal processing.
• Fast Switching Times: The device boasts fast switch times, with a turn-on time (T(on)) of 55 ns and a turn-off time (T(off)) of 45 ns, enabling rapid signal routing and minimizing signal delays.
• Low Leakage Current: A maximum leakage current (I(S(off))) of 10 n0A ensures minimal power consumption and signal degradation when the switch is off.
• Wide Supply Voltage Range: The 74HC4351DB,112 operates from a dual supply voltage range of ±1V to ±5V or a single supply voltage range of 2V to 10V, providing flexibility in power supply design.
• Channel-to-Channel Matching: The device offers a channel-to-channel matching (ΔR(on)) of 6 ohms, ensuring consistent performance across multiple channels.
• Low Channel Capacitance: With channel capacitance (C(S(off)), C(D(off))) of 3.5 pF, the 74HC4351DB,112 minimizes capacitive loading on the signal lines, preserving signal quality.
• Compliance and Reliability: The 74HC4351DB,112 is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. Additionally, its moisture sensitivity level (MSL) is 1 (unlimited), making it suitable for various manufacturing environments.

74HC4351DB,112 Applications

The 74HC4351DB,112 is well-suited for applications requiring high-speed signal routing and low signal distortion. Some specific use cases include:

• Data Acquisition Systems: The high bandwidth and low on-state resistance make it ideal for routing analog signals in data acquisition systems, ensuring accurate and efficient signal processing.
• Telecommunications: The fast switching times and wide supply voltage range are beneficial for signal routing in telecommunication equipment, where high-speed and reliable signal transmission are critical.
• Medical Equipment: The low leakage current and high bandwidth are essential for medical devices that require precise signal handling and minimal interference.
• Automotive Electronics: The robust performance and wide operating voltage range make it suitable for automotive applications where reliability and performance are paramount.

Conclusion of 74HC4351DB,112

The 74HC4351DB,112 is a versatile and high-performance 8:1 multiplexer/demultiplexer IC that offers significant advantages over similar models. Its low on-state resistance, high bandwidth, and fast switching times make it an excellent choice for applications requiring efficient and reliable signal routing. Despite being marked as obsolete, the 74HC4351DB,112 remains a reliable option for designers seeking a robust and compliant solution for their analog signal processing needs.

74HC4351DB,112 Documents

Download datasheets and manufacturer documentation for 74HC4351DB,112

PCN Assembly/Origin :

Mult Dev Site Add 18/Apr/2020      

Datasheets :

74HC4351, 74HCT4351      

PCN Packaging :

All Dev Label Chgs 2/Aug/2020       Label Chg 12/Mar/2017      

PCN Obsolescence/ EOL :

Mult Dev EOL 28/Dec/2021      

PCN Design/Specification :

Logo Marking Update 30/Nov/2016