SN74LS468DW

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LS468DW is an octal bus driver from Texas Instruments, utilizing low-power Schottky (LS) technology. It features eight bidirectional data paths with inverted outputs and three-state control. The device operates within a supply voltage range of 4.5 V to 5.5 V. It is housed in a 20-pin SOIC package designed for surface mount installation. The component supports standard TTL logic levels and is intended for high-speed data transfer applications requiring bus isolation.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional bus driver architecture with inverted outputs
• Three-state output control for effective bus isolation
• Low-power Schottky technology implementation
• Surface mount SOIC-20 packaging configuration

Buffers, Drivers, Receivers, Transceivers Applications

• Bidirectional data bus drivers in computer systems
• Memory buffer interfaces
• I/O port expansion circuits
• General-purpose digital signal routing

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific revision level and RoHS compliance status directly with the manufacturer or authorized distributors, as legacy LS series components may have varying environmental certifications. Confirm the package marking and date code to ensure authenticity. Check for end-of-life notices or obsolescence warnings prior to finalizing procurement plans for long-term production runs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring octal bidirectional buffering with active-low outputs. Ensure the design accommodates the specific propagation delay characteristics inherent to LS technology. Verify that the load capacitance and drive requirements align with the device's electrical specifications. Consider thermal management requirements for dense surface mount layouts.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LS4xx series of octal buffers and transceivers. It shares functional similarities with the SN74LS465 but differs in pinout and specific control logic configurations. The device is part of Texas Instruments' established low-power Schottky logic family, providing a balance between speed and power consumption for standard TTL applications.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct pin-compatible substitutes include other SN74LS468 variants from different manufacturers. Cross-reference with SN74ALS468 for improved speed performance if required, noting potential voltage tolerance differences. Verify compatibility with existing board layout and control signals before substituting.