DM74AS374N

Overview

The DM74AS374N is an octal D-type flip-flop with 3-STATE outputs belonging to the Advanced Schottky (AS) logic family. Manufactured by Fairchild Semiconductor, it features a 20-pin DIP package and operates within a supply voltage range of 4.5V to 5.5V. The device provides high-speed switching performance suitable for memory and microprocessor systems.

Feature Summary

• Octal configuration containing eight independent D-type flip-flops
• Advanced Schottky process for high-speed operation
• Three-state output capability for bus driving

Applications

• Memory decoding systems
• Microprocessor data storage
• High-performance digital circuits

Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm datasheet revision status and lead-free compliance markings on the package. Ensure environmental regulations such as RoHS are met for the specific manufacturing batch before integration into final assemblies.

Selection Notes

Select this component when advanced Schottky speed is required alongside CMOS-compatible pinouts. It serves as a high-performance alternative to standard LS series devices in applications demanding faster propagation delays while maintaining robust noise immunity and drive capabilities for system buses.

Part Context

This part belongs to the Fairchild DM74AS series, which utilizes ion-implanted Schottky technology. It offers improved switching performance compared to standard Schottky counterparts while maintaining functional compatibility with legacy 74LS designs. The series targets high-speed digital logic applications requiring low power dissipation relative to performance.

Replacement Considerations

Direct substitutes include SN74AS374N from Texas Instruments. Verify pinout compatibility and electrical specifications against the original datasheet before substitution.