IDT74FCT540ATPYG

Overview

The IDT74FCT540ATPYG is an octal buffer and line driver manufactured by Renesas Electronics Corporation. It features a single element with eight bits per element, providing inverting functionality with three-state outputs. The device operates within a supply voltage range of 4.75V to 5.25V and supports output currents of 15mA high and 64mA low. It is housed in a 20-SOIC package with a width of 7.50mm and functions reliably across a temperature range of -40°C to 85°C.

Feature Summary

• Provides inverting buffering for digital signals with three-state output capability
• Ensures true TTL input and output compatibility for seamless integration
• Maintains CMOS power consumption levels while supporting standard logic interfaces

Applications

• High-performance bus-oriented architectures requiring signal inversion
• Memory address and data bus buffering applications
• Clock distribution networks needing signal conditioning

Procurement Notes

Verify component authenticity through authorized channels due to discontinuation status. Confirm RoHS3 compliance and MSL rating during procurement. Check for alternate assembly site notifications or label changes documented in recent PCNs. Ensure packaging type matches design requirements as standard pack quantities may vary.

Selection Notes

Select this component for designs requiring octal inverting buffers with three-state control. Verify that the 20-SOIC package fits the PCB layout constraints. Ensure the operating voltage range aligns with the system's 5V logic standards. Consider the discontinued status when planning long-term production runs.

Part Context

This part belongs to the 74FCT series of high-speed CMOS logic devices. It serves as a buffer and line driver within the family. The manufacturer transitioned from IDT to Renesas Electronics Corporation. The device provides robust signal driving capabilities for digital systems.

Replacement Considerations

Consult official documentation for parameter-equivalent substitutes. Verify pinout and electrical specifications match before substitution.