74HCT540FPV-E

Overview

The 74HCT540FPV-E is an octal inverting buffer and line driver manufactured by Renesas Electronics Corporation. It belongs to the 74HCT logic family, utilizing CMOS technology with TTL-compatible inputs. The device features eight independent inverters with three-state outputs controlled by two separate gate inputs operating as a NOR function. It operates within a supply voltage range of 2.0 V to 6.0 V and supports a wide operating temperature range from -40 °C to +85 °C. The component is housed in a 20-pin SOP package.

Feature Summary

• Octal inverting buffer configuration with three-state output capability
• TTL-compatible input levels for direct interface with standard logic families
• Dual control gates functioning as a NOR gate for flexible output enablement

Applications

• Bus-oriented memory and address drivers
• Clock drivers and buffer circuits
• Line drivers for high-speed data transmission

Procurement Notes

Verify the specific suffix 'FPV-E' against the manufacturer's current datasheet to confirm package type and environmental compliance status. Ensure the source document explicitly lists this part number as active or obsolete. Cross-reference pinout configurations with official Renesas documentation to prevent integration errors during PCB design.

Selection Notes

Select this component when an octal inverting buffer with three-state outputs is required for bus applications. The HCT series ensures compatibility with 5 V TTL logic systems while offering CMOS low power consumption. Consider the SOP-20 package constraints and thermal characteristics relative to the intended operating environment and load requirements.

Part Context

This component is part of the 74HCT540 series of octal buffers produced by Renesas Electronics. It serves as a digital logic interface device designed for high-speed operation. The FPV-E designation typically indicates a specific plastic small outline package variant with lead-free composition, aligning with modern manufacturing standards for electronic components.

Replacement Considerations

Compatible substitutes include HD74HC540RP-EL, MM74HCT540MTCX, TC74HCT540AP(F), and CD74HCT540E. Verify electrical parameters such as propagation delay and output current capabilities before substitution. Ensure pin compatibility and package dimensions match the existing footprint.