CD74AC174E

Overview

The CD74AC174E is a hex D-type flip-flop manufactured by Texas Instruments, belonging to the AC logic series. It integrates six independent D-type flip-flops within a single package, each featuring an asynchronous clear input. The device operates with a supply voltage range of 2 V to 6 V and supports through-hole mounting in a PDIP-16 package. Key electrical specifications include a propagation delay of 135 ns, high-level output current of -24 mA, and low-level output current of 24 mA. It functions reliably across an extended temperature range from -55 °C to +125 °C.

Feature Summary

• Integrates six independent D-type flip-flops with asynchronous clear inputs for precise data storage and control.

Applications

• Parallel-to-serial data conversion circuits
• Shift register configurations
• General-purpose digital storage applications

Procurement Notes

Verify the specific manufacturer datasheet version to confirm pinout compatibility and electrical characteristics. Ensure the procurement channel provides original components with traceable documentation. Check RoHS compliance status against current regulatory requirements. Confirm package integrity upon receipt to prevent physical damage during handling.

Selection Notes

Select this component when a hex D-type flip-flop with asynchronous clear functionality is required. The AC logic series offers a balance of speed and power consumption suitable for general-purpose digital designs. Consider the PDIP-16 package for through-hole prototyping or manufacturing needs. Evaluate the operating voltage range to ensure compatibility with the system's power supply rails.

Part Context

This part belongs to the CD74AC174 family of hex D-type flip-flops. It is designed for use in various digital logic applications requiring multiple storage elements. The AC series is known for its CMOS technology, providing low power dissipation while maintaining adequate switching speeds for many standard logic applications.

Replacement Considerations

Compatible substitutes include MC14174B, HEF40174B, CD40174B, MM74C174, and HD14174B. Verify pinout and electrical specifications before substitution.