SN75447D

Buffers, Drivers, Receivers, Transceivers Overview

The SN75447D is a dual peripheral driver manufactured by Texas Instruments, housed in an 8-SOIC surface-mount package. It operates within a temperature range of 0°C to +70°C and dissipates up to 725 mW. The device features a propagation delay of 350 ns and belongs to the SN75477 series under Logic ICs.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Dual peripheral driver architecture for bidirectional signal transmission
• Surface-mount SOIC-8 packaging for compact integration

Buffers, Drivers, Receivers, Transceivers Applications

• Peripheral interface circuits requiring bidirectional data transfer
• Digital logic buffering applications
• System interconnects utilizing standard logic families

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix against official Texas Instruments documentation to confirm package type and environmental compliance. Ensure the selected variant matches the required operating temperature range and power dissipation limits for the target application environment.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a dual-channel buffer with bidirectional capability is required in a surface-mount form factor. Confirm that the 350 ns propagation delay meets system timing requirements and that the 8-SOIC footprint aligns with the PCB layout constraints.

Buffers, Drivers, Receivers, Transceivers Part Context

This device is part of the SN75477 family of dual peripheral drivers from Texas Instruments. It serves as a buffer/inverter solution for digital systems, providing isolation and drive capability between logic stages while maintaining signal integrity across bidirectional paths.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Consult official substitution guides for equivalent parts. Verify pin compatibility and electrical specifications before replacing.