Texas Instruments SN74ACT7541QDGSRQ1

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Product attributes Property Value
Manufacturer Texas Instruments
Product Series 74ACT
Packaging Cut Tape (CT) | Tape & Reel (TR)
Part Status Active
Logic Type Buffer, Non-Inverting
Number of Elements 1
Number of Bits per Element 8
Input Type -
Output Type Open Drain
Current - Output High, Low 24mA, 24mA
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 125°C (TA)
Grade Automotive
Qualification AEC-Q100
Mounting Type Surface Mount
Package / Case 20-TFSOP (0.118", 3.00mm Width)
Supplier Device Package 20-VSSOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The SN74ACT7541QDGSRQ1 is an automotive-qualified, non-inverting buffer from Texas Instruments, part of the 74ACT logic family. It features one channel with an open-drain output, capable of sinking 24mA. Operating from 4.5V to 5.5V, it is designed for 5V systems. This buffer is ideal for driving loads, level shifting, and wired-OR applications in automotive and industrial environments. Its AEC-Q100 qualification ensures reliability in harsh conditions.

  • AEC-Q100 Qualified: Guarantees reliability for automotive applications.
  • Open-Drain Output: Enables wired-OR logic and simple level shifting with external pull-up resistors.
  • High 24mA Sink Current: Can drive relays, LEDs, and other higher-current loads directly.
  • Wide Temperature Range (-40°C to 125°C): Suitable for extreme automotive and industrial environments.

Automotive ECU Output Drivers

With its 24mA sink capability and AEC-Q100 qualification, it is ideal for driving loads like relays or LEDs in automotive ECUs.

Wired-OR Bus Connections

The open-drain output allows multiple devices to be connected in a wired-OR configuration, enabling shared interrupt or status lines.

Level Shifting for 5V to 3.3V

By using a pull-up resistor to 3.3V, this open-drain buffer can shift 5V logic signals down to 3.3V for interfacing with lower-voltage microcontrollers.

Driving High-Current LEDs

The 24mA sink current is sufficient to drive high-brightness LEDs directly, simplifying lighting control circuits.

Industrial Actuator Control

In industrial controls, it can drive actuators or solenoids that require higher current, providing a robust interface.

Power Supply Sequencing

It can be used to control power-good signals in a wired-OR configuration, ensuring proper sequencing in multi-rail systems.

Q: What is the logic family of the SN74ACT7541QDGSRQ1?
A: It is part of the 74ACT (Advanced CMOS with TTL-Compatible Inputs) family, qualified for automotive use.
Q: What is the function of this IC?
A: It is a non-inverting buffer with 1 channel, providing signal buffering.
Q: What type of output does it have?
A: It features an Open Drain output, allowing for wired-OR connections and level shifting.
Q: What is the operating voltage range?
A: It operates from 4.5V to 5.5V, suitable for 5V systems.
Q: What is the output current capability?
A: It can sink 24mA of current, making it suitable for driving higher-current loads.
Q: What package is available?
A: It comes in a 20-TFSOP package with a 3.00mm width.
Base Product Number : SN74ACT7541
20-TFSOP 4.5V to 5.5V 74ACT AEC-Q100 Automotive Buffer Level Shifting Logic IC Open Drain Texas Instruments
Q: What is the logic family of the SN74ACT7541QDGSRQ1?
A: It is part of the 74ACT (Advanced CMOS with TTL-Compatible Inputs) family, qualified for automotive use.
Q: What is the function of this IC?
A: It is a non-inverting buffer with 1 channel, providing signal buffering.
Q: What type of output does it have?
A: It features an Open Drain output, allowing for wired-OR connections and level shifting.
Q: What is the operating voltage range?
A: It operates from 4.5V to 5.5V, suitable for 5V systems.
Q: What is the output current capability?
A: It can sink 24mA of current, making it suitable for driving higher-current loads.
Q: What package is available?
A: It comes in a 20-TFSOP package with a 3.00mm width.