SN74HCT574DGSR

Flip Flops Overview

The SN74HCT574DGSR is an octal edge-triggered D-type flip-flop manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and features three-state outputs for bus-driven applications. The device utilizes HCT CMOS technology, ensuring TTL-compatible inputs while maintaining low static power consumption. It is housed in a TSSOP-20 package designed for surface-mount assembly. Key electrical characteristics include a maximum propagation delay of 38 ns at 5.5 V and output drive capabilities of ±8 mA. The component supports operating temperatures from -40°C to +85°C.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops with positive-edge triggering
• Three-state outputs allowing direct connection to system buses without external buffers
• HCT logic compatibility enabling operation with standard TTL input levels

Flip Flops Applications

• Parallel data storage in digital communication systems
• Bus interface circuits requiring tri-state isolation
• Register files in microprocessor-based designs

Flip Flops Procurement Notes

Verify the specific suffix DGSR corresponds to the TSSOP-20 reel packaging format. Confirm RoHS compliance status through official manufacturer documentation. Ensure the ordering part number matches the required tape-and-reel quantity specifications for automated assembly processes.

Flip Flops Selection Notes

Select this component when designing systems requiring octal latching with bus-compatible outputs. The HCT series ensures compatibility with legacy TTL logic families. Consider the TSSOP-20 package for space-constrained surface-mount layouts. Verify that the 5V supply voltage aligns with the target system architecture requirements.

Flip Flops Part Context

This device belongs to the SN74HCT574 family of octal D-type flip-flops. It serves as a memory element in sequential logic circuits. The HCT variant bridges high-speed CMOS performance with TTL input thresholds. It is widely used in industrial and consumer electronics for data retention tasks.

Flip Flops Replacement Considerations

SN74HCT574DRG4

Flip Flops FAQ

What is the logic family type?

The SN74HCT574DGSR belongs to the HCT (High-speed CMOS Technology) logic family.

Does the device have inverted outputs?

No, the SN74HCT574DGSR provides non-inverting outputs.