74VHCV574FT

Overview

The Toshiba Semiconductor and Storage 74VHCV574FT is an octal D-type flip-flop featuring a CMOS logic structure within the VHCV series. It provides eight positive-edge triggered storage elements with three-state outputs in a 20-TSSOP package. The device operates on a supply voltage range of 2.0 V to 5.5 V, supporting high-speed data transfer with a maximum clock frequency of 180 MHz at 5 V. Propagation delay is specified at 7.1 ns under 5 V conditions, while output drive capability reaches 8 mA for both sourcing and sinking currents.

Feature Summary

• Octal D-type flip-flop architecture with positive-edge triggering
• Three-state outputs for efficient bus line driving
• CMOS construction ensuring low static power consumption
• Wide operating voltage range compatible with 2V to 5.5V systems

Applications

• High-speed data buffering and register applications
• Bus driver circuits requiring tri-state isolation
• Parallel-to-serial conversion modules
• General-purpose digital logic control systems

Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm the exact suffix matches the requested TSSOP-20 variant. Ensure compliance with RoHS directives as indicated in product documentation. Cross-reference ordering codes with authorized distributors to avoid counterfeit risks. Validate electrical parameters against current revision standards before integration.

Selection Notes

Select this component when designing systems requiring octal storage with tri-state capabilities across a wide voltage spectrum. The VHCV series offers balanced performance between speed and power efficiency. Consider the 20-TSSOP footprint for surface-mount assembly constraints. Evaluate propagation delay requirements against system clock speeds to ensure timing margins are met during operation.

Part Context

This part belongs to Toshiba's 74VHC/VHCT/VHCV logic family, designed for general-purpose digital applications. The VHCV series specifically targets high-speed operations while maintaining compatibility with standard logic levels. It serves as a direct replacement for industry-standard octal flip-flops in modern embedded designs requiring reliable data latching and bus management.

Replacement Considerations

Public confirmed substitute part numbers: None identified.