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CD74ACT541E

CD74ACT541E Description

The CD74ACT541E is an 8-bit non-inverting buffer/line driver manufactured by Harris Corporation, part of the 74ACT series. Designed for high-speed digital systems, it operates within a 4.5V to 5.5V supply range, making it ideal for 5V TTL-compatible applications. Housed in a 20-pin DIP (Through Hole) package, this device offers robust performance with 24mA output drive capability (both high and low), ensuring strong signal integrity in noisy environments. Although marked as Obsolete, it remains a reliable choice for legacy systems requiring high-speed buffering and signal conditioning.

CD74ACT541E Features

• High-Speed Operation: Part of the 74ACT series, delivering fast propagation delays for time-critical applications.
• High Drive Capacity: 24mA sink/source current enables direct interfacing with low-impedance loads.
• Wide Voltage Range: Supports 4.5V to 5.5V, ensuring compatibility with standard TTL and CMOS logic levels.
• Non-Inverting Logic: Maintains signal polarity, simplifying system design.
• Robust Packaging: 20-pin DIP (Tube) for easy prototyping and through-hole mounting.
• Low Power Consumption: Optimized for efficiency in high-performance digital circuits.

CD74ACT541E Applications

• Bus Buffering: Ideal for address/data bus isolation in microprocessors and memory systems.
• Signal Conditioning: Enhances signal strength in long PCB traces or backplane designs.
• Industrial Control Systems: Used in legacy industrial automation equipment requiring 5V logic.
• Test & Measurement: Provides stable signal buffering in diagnostic and lab instruments.
• Retro Computing: Suitable for restoring or maintaining vintage computing hardware.

Conclusion of CD74ACT541E

The CD74ACT541E is a high-performance 8-bit buffer offering speed, drive strength, and compatibility with 5V systems. While obsolete, its durability and electrical characteristics make it valuable for legacy designs, industrial controls, and specialized applications. Engineers seeking a non-inverting buffer with high current output will find this IC a dependable solution despite its discontinued status. For modern designs, alternative ACT or HC series devices may be considered, but the CD74ACT541E remains a proven choice for 5V logic environments.