SN74ALS641ADWR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74ALS641ADWR is a non-inverting octal bus transceiver from the Texas Instruments 74ALS series. It operates within a supply voltage range of 4.5V to 5.5V and features open-collector outputs capable of sourcing up to 24mA. The device is housed in a 20-SOIC package with a width of 7.50mm. Designed for surface-mount installation, it supports an operating temperature range of 0°C to 70°C. This component serves as a bidirectional data path interface for high-speed digital systems.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides non-inverting octal bus transceiver functionality
• Features open-collector outputs for wired-OR capability
• Supports standard 5V logic system integration

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus interfaces
• Memory-to-memory or memory-to-I/O transfers
• Bus-oriented communications systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'ADWR' against current manufacturer documentation to confirm package type and tape-and-reel specifications. Confirm RoHS3 compliance status directly with the supplier. Check for End-of-Life notices or obsolescence warnings prior to finalizing procurement plans.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring non-inverting octal data transfer with open-collector output flexibility. Ensure the design environment stays within the specified 4.5V to 5.5V supply voltage limits. Verify that the required operating temperature range aligns with the 0°C to 70°C commercial grade specification.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Texas Instruments 74ALS (Advanced Low-power Schottky) logic family. The 74ALS641A variant is specifically designed for high-speed applications compared to standard LS logic. It functions as an octal buffer/transceiver, providing eight independent channels for data transmission between buses.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The SN74ALS641A-1DWR is listed as a recommended substitute. The SN74ALS641ADWR is also noted as a parameter-equivalent alternative.