SN74ACT8997DW

Specialty Logic Overview

The SN74ACT8997DW is a specialty logic component from Texas Instruments belonging to the 74ACT series. It functions as a scan-path linker equipped with four-bit identification buses. The device is housed in a 28-pin SOIC package and operates within a supply voltage range of 4.5 V to 5.5 V. Designed for industrial temperature ranges, it supports scan chain architectures by facilitating data transfer between test points while providing unique identification capabilities through its integrated bus structure.

Specialty Logic Feature Summary

• Integrates four-bit identification buses for unique device recognition within scan chains
• Functions as a specialized scan-path linker for test access architecture
• Compatible with standard CMOS logic levels for seamless integration

Specialty Logic Applications

• Built-in self-test (BIST) system implementations
• JTAG scan chain interconnects
• Digital circuit verification and testing infrastructure

Specialty Logic Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm package type and temperature grade. Ensure the ordering part number matches the required 28-pin SOIC configuration. Cross-reference the datasheet revision date to guarantee compatibility with current design specifications and regulatory standards.

Specialty Logic Selection Notes

Select this component when designing systems requiring dedicated scan-path linking with embedded identification features. It is suitable for applications needing robust test access mechanisms without additional external identification logic. Consider the ACT series speed and power characteristics relative to other logic families in the design.

Specialty Logic Part Context

This part belongs to the Texas Instruments 74ACT family of advanced CMOS logic devices. These components are designed for high-speed digital applications requiring low power consumption. The SN74ACT8997DW specifically addresses niche requirements in test and measurement circuits where standard flip-flops or buffers cannot provide the necessary identification and linking functionality.

Specialty Logic Replacement Considerations

Consult the Texas Instruments replacement guide for verified cross-references. Generic logic equivalents may lack the specific identification bus architecture required for compliant scan-chain operation.