CD74AC374M

Overview

The CD74AC374M is an octal D-type flip-flop manufactured by Texas Instruments, featuring three-state outputs. It operates within a supply voltage range of 2 V to 6 V and supports through-hole mounting in a 20-SOIC package. The device exhibits a propagation delay of 135 ns with output drive capabilities of ±24 mA. It functions reliably across an extended industrial temperature range from -55 °C to +125 °C.

Feature Summary

• Octal configuration providing eight independent D-type flip-flops within a single integrated circuit
• Three-state outputs allowing direct bus connection without additional interface logic
• Extended industrial temperature rating suitable for demanding environmental conditions

Applications

• Parallel data storage and buffering in digital systems
• Register implementation for temporary data holding
• Bus-oriented memory structures requiring tri-state control

Procurement Notes

Verify the specific suffix 'M' against the manufacturer's official documentation to confirm the exact package variant and tape/reel specifications. Ensure that the selected component matches the required thermal and electrical characteristics for the target application environment before finalizing procurement orders.

Selection Notes

Select this component when an octal register with high-drive tri-state outputs is required. The AC series offers faster switching speeds compared to standard TTL equivalents while maintaining CMOS power efficiency. Consider the 20-SOIC package dimensions and lead spacing during PCB layout design to ensure proper mechanical fit and thermal management.

Part Context

This part belongs to the Texas Instruments CD74AC374 family of octal D-type flip-flops. It serves as a core logic element for sequential circuits, enabling data synchronization and storage. The AC series represents a high-speed CMOS technology optimized for performance-critical applications requiring wide operating voltage ranges.

Replacement Considerations

SN74AC374N

FAQ

What is the maximum output current capability?

The device provides an output drive current of ±24 mA.

Does the component support negative temperatures?

Yes, the specified minimum operating temperature is -55 °C.