STMicroelectronics

M74HC541RM13TR

M74HC541RM13TR Description

The M74HC541RM13TR from STMicroelectronics is a high-performance 8-bit non-inverting buffer/driver designed for surface-mount applications. Part of the 74HC series, this IC operates within a 2V to 6V supply voltage range, making it compatible with a variety of logic levels. Packaged in a 20-pin SOP (Small Outline Package) and delivered in Tape & Reel (TR), it is optimized for automated assembly processes. The device features balanced output drive (7.8mA sink/source current), ensuring robust signal integrity in demanding environments. Although marked as obsolete, it remains a reliable choice for legacy designs due to its RoHS3 compliance and REACH-unaffected status.

M74HC541RM13TR Features

• 8-bit non-inverting buffer with single-element integration for compact designs.
• Wide voltage range (2V–6V), supporting TTL and CMOS logic interfaces.
• High output current (7.8mA) for driving capacitive loads or multiple inputs.
• Surface-mount 20-SOP package with MSL 1 (Unlimited) moisture sensitivity, ideal for reflow soldering.
• Low power consumption typical of HC-series logic, enhancing energy efficiency.
• EAR99 (Export Control Classification Number) and HTSUS 8542.39.0001 compliant for global logistics.

M74HC541RM13TR Applications

This buffer is particularly suited for:

• Bus interface buffering in microcontrollers or FPGAs to isolate and strengthen signals.
• Memory address/data line driving in legacy computing or industrial control systems.
• Signal conditioning for sensors or communication peripherals in 5V/3.3V mixed-voltage systems.
• Backplane driving in telecom or networking equipment where signal integrity is critical.
• Obsolete system maintenance, offering drop-in compatibility for older 74HC541 designs.

Conclusion of M74HC541RM13TR

The M74HC541RM13TR excels in signal buffering and line driving with its high drive strength, broad voltage compatibility, and robust packaging. While obsolete, its industry-standard pinout and proven reliability make it a pragmatic choice for sustaining legacy electronics or prototyping. Engineers valuing interoperability and durability in 5V-dominated systems will find this IC a dependable solution. For new designs, consider newer alternatives, but for existing applications, this buffer remains a technically sound option.