7801102RA

Overview

The SN54LS374 (part number 7801102RA) is an octal D-type edge-triggered flip-flop manufactured by Texas Instruments. It features eight D-type flip-flops with three-state outputs, designed for high-speed digital logic applications. The device operates within a military-grade temperature range of -55°C to 125°C, ensuring reliability in harsh environments. It utilizes the standard LS-TTL logic family characteristics, providing compatibility with existing TTL systems while offering enhanced speed and power efficiency compared to earlier generations.

Feature Summary

• Octal configuration containing eight independent D-type edge-triggered flip-flops
• Three-state outputs allowing direct bus line driving without external buffers
• Military-grade operational capability across extended temperature ranges

Applications

• High-speed data register storage in digital systems
• Bus-oriented memory mapping and data latching
• Industrial control system signal processing

Procurement Notes

Verify the specific manufacturer source and authenticity when sourcing this component. Confirm that the part matches the official SN54LS374 specifications and package type. Ensure compliance with relevant quality standards required for your application environment. Cross-reference the datasheet details to confirm pinout and electrical characteristics match your design requirements before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring robust, high-speed octal latching with bus-compatible outputs. Consider its military-grade temperature rating for applications exposed to extreme environmental conditions. Evaluate the LS-TTL interface compatibility against your system's voltage levels and drive requirements. This part is suitable for complex digital logic circuits needing reliable data retention and transfer capabilities.

Part Context

This component belongs to the SN54 series, which denotes military-grade performance and extended temperature operation capabilities. It is part of the broader LS-TTL logic family, known for low power consumption and high switching speeds. The SN54LS374 serves as a fundamental building block for sequential logic circuits, providing essential data storage and transfer functions in various electronic systems.

Replacement Considerations

Public confirmed substitute part numbers: SN54LS374J, SN54LS374FK.