MC74VHCT74AD

Flip Flops Overview

The MC74VHCT74AD is a dual D-type flip-flop from the 74VHC logic family, manufactured by onsemi. It features differential outputs and single-ended inputs with inverting/non-inverting polarity options. The device operates within a supply voltage range of 4.5 V to 5.5 V. It exhibits a propagation delay of 8.8 ns, with high-level output current capability of -8 mA and low-level output current of 8 mA. The component is housed in a TSSOP-14 package and supports surface mount installation.

Flip Flops Feature Summary

• Dual D-type flip-flop configuration with differential outputs
• Compatible with TTL input levels for seamless interface integration
• High-speed operation with balanced propagation delays
• Low power dissipation characteristics typical of CMOS technology

Flip Flops Applications

• Data storage and register applications
• Shift registers and counters
• Timing control circuits
• Digital signal processing interfaces

Flip Flops Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and tape/reel specifications. Ensure the part number matches the required operating temperature range and RoHS compliance status. Cross-reference ordering information directly with onsemi documentation to avoid discrepancies in pinout or electrical characteristics.

Flip Flops Selection Notes

Select this component when dual independent D-type flip-flops are required with differential output capabilities. The VHCT series ensures compatibility with TTL-driven systems while maintaining CMOS noise immunity. Consider the TSSOP-14 package constraints for PCB layout and thermal management requirements during the design phase.

Flip Flops Part Context

This device belongs to the 74VHC (Very High Speed CMOS) family, designed for high-speed digital applications. It offers performance comparable to bipolar Schottky TTL but with significantly lower power consumption. The VHCT variant specifically provides TTL-compatible input thresholds, facilitating easy interfacing with legacy logic families in mixed-voltage environments.

Flip Flops FAQ

What is the input voltage tolerance for the MC74VHCT74AD?

The inputs are compatible with TTL logic levels, allowing direct interfacing with standard 5V TTL devices without level shifting.

Does the MC74VHCT74AD include set and reset functions?

Yes, the device includes asynchronous set and reset inputs for both flip-flops, allowing immediate control of the output states independent of the clock.