SN74ALS541-1DWRG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74ALS541-1DWRG4 is an octal buffer and line driver featuring three-state outputs, manufactured by Texas Instruments. It belongs to the 74ALS logic series and operates within a supply voltage range of 4.5 V to 5.5 V. The device provides non-inverting logic with eight input lines and eight output lines housed in a 20-SOIC package. It supports low-level output currents of 24 mA and high-level output currents of 15 mA. The component functions reliably across a temperature range of 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal buffering architecture with three-state outputs for bus-oriented memory and clock drivers
• High-current drive capability supporting direct interface to TTL loads
• Non-inverting logic configuration ensuring signal integrity preservation

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory and clock drivers
• TTL-to-CMOS level translation
• Memory register interfaces

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the complete part number including the suffix G4, which indicates lead-free and RoHS compliance status. Confirm the SOIC-20 package dimensions match the design footprint requirements. Ensure the operating temperature range aligns with the specific environmental conditions of the target application board.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed octal buffering with significant current drive is required. The ALS series offers faster propagation delays compared to standard LS logic while maintaining lower power consumption than AS logic. Verify that the system voltage remains strictly within the 4.5 V to 5.5 V window to ensure proper switching thresholds and output levels.

Buffers, Drivers, Receivers, Transceivers Part Context

This device is part of the broader 74ALS541 family from Texas Instruments. It shares functional similarities with other octal buffers but is distinguished by its specific ALS technology characteristics. The -1 suffix typically denotes specific pinout or electrical variations within the family, requiring datasheet verification for exact compatibility with legacy designs.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include SN74ALS541DWR and SN74ALS541DWRE4. These alternatives share identical logical functions and pinouts. Verify package tolerance and thermal performance before swapping components in existing PCB layouts.