TC74HCT541AF(EL,F)

Overview

The TC74HCT541AF(EL,F) is an octal bus buffer manufactured by Toshiba Semiconductor and Storage. It belongs to the VHCT logic series, featuring CMOS construction with TTL-compatible inputs. The device provides non-inverting buffering for eight-bit data buses. It operates within a supply voltage range of 2.0V to 6.0V. The component utilizes a 20-pin SOP package. It supports three-state outputs for effective bus management in digital systems.

Feature Summary

• TTL-compatible input thresholds enable direct interfacing with standard logic families
• Three-state output configuration allows safe connection to shared data buses
• CMOS technology ensures low static power consumption during operation

Applications

• Octal bus buffering in computer architectures
• Clock distribution networks requiring high fan-out
• Memory interface circuits for data line isolation

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure the requested variant matches the required operating temperature range and voltage levels. Cross-reference the full part number with official Toshiba documentation to avoid substitution errors due to minor packaging differences.

Selection Notes

Select this component when TTL-level compatibility is required alongside CMOS power efficiency. The VHCT series offers faster switching speeds compared to standard HC logic while maintaining robust noise immunity. Consider the 20-pin SOP footprint for PCB layout constraints. Verify that the application voltage falls within the specified 2.0V to 6.0V operational window for optimal performance.

Part Context

This part is part of Toshiba's extensive 74-series logic portfolio. The 541 designation typically refers to an octal buffer/transceiver with three-state outputs. The HCT suffix indicates High-speed CMOS with TTL-compatible inputs. This specific variant integrates these features into a compact surface-mount package suitable for modern electronic assemblies.