SN74ALS29854NT3

Buffers, Drivers, Receivers, Transceivers Overview

The SN74ALS29854NT3 is an 8-bit to 9-bit parity check bus transceiver from Texas Instruments. It features inverting functionality with three-state outputs and operates within a 4.5V to 5.25V supply range. The device utilizes a 24-pin PDIP package with a 0.300-inch (7.62mm) width. Designed for the ALS logic series, it supports TTL-compatible input levels and provides high-speed data transmission capabilities suitable for parallel bus architectures requiring error detection integration.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Integrates 8-bit data path with dedicated 9th bit parity generation and checking circuitry
• Provides three-state outputs for effective bus line isolation and multi-driver support
• Features inverting signal direction control for flexible data routing configurations

Buffers, Drivers, Receivers, Transceivers Applications

• Parallel bus systems requiring integrated parity error detection
• Memory interface circuits utilizing bidirectional data transfer
• Digital communication links needing signal inversion and bus tri-stating

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'NT3' against official Texas Instruments documentation to confirm the tape-and-reel packaging configuration and temperature grade. Ensure compatibility with existing 5V logic power rails and check that the 24-pin DIP footprint matches the target PCB design constraints before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an application demands both bidirectional data transfer and hardware-level parity verification in a single package. The ALS series offers a balance of speed and power consumption compared to standard TTL alternatives. Confirm that the inverting output polarity aligns with the downstream logic requirements without necessitating additional inverters.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74ALS29854 family of parity check transceivers. It serves as a specialized variant within the broader 74-series logic ecosystem, specifically engineered for applications where data integrity monitoring via parity bits is critical. The device complements other bus transceivers by adding error-checking capabilities directly at the physical layer interface.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The SN74ALS29854N is a non-suffix equivalent offering identical electrical characteristics but potentially different packaging or reel specifications. Verify pinout compatibility and functional equivalence before substitution.