SN74HC74DT

Flip Flops Overview

The SN74HC74DT is a dual D-type flip-flop from the Texas Instruments SN74HC series, housed in a 14-pin SOIC package. It features Schmitt-trigger inputs for noise immunity and operates within a voltage range of 2 V to 6 V. The device supports positive-edge triggering with independent set and reset functions. Key electrical parameters include a maximum propagation delay of 30 ns at 6 V and output drive capabilities of ±5.2 mA. It is designed for surface-mount installation and functions reliably across an operating temperature range of -40°C to +85°C.

Flip Flops Feature Summary

• Dual D-type flip-flops with positive-edge clock triggering
• Schmitt-trigger inputs for enhanced noise filtering
• Independent active-low set and reset controls
• Wide supply voltage operation from 2 V to 6 V

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Shift register construction
• Timing delay elements
• Frequency division circuits

Flip Flops Procurement Notes

Verify the exact suffix matches the required package type and tape/reel specifications. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Ensure the ordering part number aligns with the specific variant needed for your design constraints.

Flip Flops Selection Notes

Select this component when a dual D-type flip-flop with Schmitt-trigger inputs is required for noisy environments. The wide voltage range suits applications needing flexibility between 2 V and 6 V supplies. Consider the SOIC package size for space-constrained PCB layouts compared to larger DIP options.

Flip Flops Part Context

This part belongs to the standard 74HC logic family, known for high-speed CMOS operation. It serves as a fundamental building block for sequential logic designs. The DT suffix indicates a specific surface-mount SOIC package configuration offered by Texas Instruments for automated assembly processes.

Flip Flops Replacement Considerations

SN74HC74DRG4

Flip Flops FAQ

Does the SN74HC74DT have Schmitt-trigger inputs?

Yes, the SN74HC74DT includes Schmitt-trigger inputs on both the D and clock lines to improve noise immunity.

What is the maximum operating voltage for this device?

The maximum operating supply voltage (VCC) for the SN74HC74DT is 6 V.