Model No: 74VHCV541FT

Toshiba Semiconductor and Storage 74VHCV541FT

Manufacturer: Toshiba Semiconductor and Storage
SEMICON NO.: 74VHCV541FT
Package: TSSOP20B
Stock: In stock
Description: Octal Bus Buffer, Non-Inverting IC 74VHCV 3-State
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 Mfr   Toshiba Semiconductor and Storage
 Logic Family 74VHCV    
 Device Type     Octal Bus Buffer, Non-Inverting    
 Number of Circuits / Elements 1
 Bits per Element 8
 Channels 8
 Logic Type Buffer, Non-Inverting    
 Output Type 3-State    
 Supply Voltage 1.8 V to 5.5 V    
 Output Current ±16 mA
 Quiescent Current 2.0 µA (max)    
 Propagation Delay Time  3.9 ns 
 Operating Temperature  -40°C to +85°C    
 Package TSSOP20B
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
74VHCV541FT CMOS octal non-inverting buffer and line driver 
The 74VHCV541FT is an advanced high-speed CMOS octal non-inverting buffer and line driver with 3-state outputs, manufactured by Toshiba as part of its 74VHC logic family . This monolithic integrated circuit is designed for bus-oriented applications, featuring eight independent channels that provide high-current drive and high-impedance state control via two active-low output enable pins (1G and 2G) . Housed in a compact, surface-mount 20-pin TSSOP-B package, it is qualified for automotive applications (AEC-Q100) and operates over a wide industrial temperature range of -40°C to +125°C, making it suitable for robust industrial and automotive electronics .
Key features of the 74VHCV541FT include its high-speed operation with a typical propagation delay of 4.1 ns at 5V, and very low static power dissipation with a maximum quiescent current of 2 µA The device incorporates Schmitt-trigger inputs on all channels, which provide improved noise immunity by squaring up slowly changing input signals and offering hysteresis between positive and negative-going thresholds . A significant advantage is its wide operating voltage range from 1.8V to 5.5V, allowing seamless interfacing between different logic voltage levels, such as 3.3V and 5V systems . Furthermore, it includes power-down protection on all inputs and outputs, preventing device damage from voltage mismatches during scenarios like hot insertion or battery backup .
The primary applications for the 74VHCV541FT are centered around bus driving and signal buffering in digital systems. It is extensively used as a bus driver for microprocessors and microcontrollers, in data communication interfaces, and for general-purpose logic buffering in industrial programmable logic controllers (PLCs) . Its automotive-grade qualification makes it ideal for in-vehicle networking and electronic control units (ECUs), while its wide voltage range and 3-state outputs are perfect for memory address/data bus driving, backplane driving, and I/O port expansion in a variety of consumer, industrial, and communication equipment .
Alternative line drivers
● Nexperia 74VHC541:​ A high-speed Si-gate CMOS octal non-inverting buffer/line driver with 3-state outputs, offering balanced propagation delays, Schmitt-trigger inputs, and operation from 2.0V to 5.5V, available in SOIC, TSSOP, and DHVQFN packages .
● onsemi MC74VHC541:​ An advanced high-speed CMOS octal bus buffer fabricated with silicon gate technology, achieving TTL-level speed with CMOS low power dissipation and featuring inputs tolerant up to 5.5V for robust level translation .
● Texas Instruments SN74LVC541A:​ An octal buffer/driver with 3-state outputs designed for 1.65-V to 5.5-V VCC operation, featuring a typical propagation delay of 3.7 ns at 3.3 V and support for partial-power-down mode using Ioff circuitry.
● Diodes Incorporated 74LVC541A:​ A low-voltage CMOS octal buffer line driver with 5V tolerant inputs and outputs, capable of driving up to 24 mA at 3.3 V, and designed for high-speed, low-power operation in mixed-voltage environments.
● STMicroelectronics 74VHCT541AM:​ A high-speed CMOS octal buffer with TTL-compatible input thresholds (VHCT), specifically designed for interfacing between 3.3V and 5V systems while providing full 5V CMOS level output swings.