74HC541N,652

Overview

The 74HC541N,652 is an octal non-inverting buffer and line driver featuring three-state outputs. It operates within a supply voltage range of 2.0 V to 6.0 V and supports ambient temperatures from -40 °C to +125 °C. The device utilizes CMOS technology for low power dissipation and includes input clamp diodes for interfacing with voltages exceeding VCC. It provides high noise immunity and meets JEDEC standards JESD8C and JESD7A.

Feature Summary

• Octal non-inverting buffer/line driver with three-state outputs
• Wide supply voltage range from 2.0 V to 6.0 V
• CMOS low power dissipation and high noise immunity
• Input clamp diodes enable interface to voltages in excess of VCC

Applications

• Bus drivers
• Memory address decoding
• Signal buffering

Procurement Notes

Verify the specific package type and temperature rating against project requirements before procurement. Confirm that the component status aligns with long-term availability needs, as standard logic components may undergo lifecycle changes. Ensure design compatibility with the specified operating conditions and electrical characteristics provided in the official datasheet.

Selection Notes

Select this component when an octal buffer with three-state control is required for bus applications. The HC series offers CMOS input levels suitable for general-purpose digital systems. Consider the HCT variant if TTL input levels are necessary for direct interfacing with legacy logic families. Verify thermal management requirements based on the total power dissipation limits.

Part Context

This part belongs to the Nexperia 74HC/HCT541 family of octal buffers. It is designed as a high-speed Si-gate CMOS device compatible with low power Schottky TTL (LSTTL) standards. The component serves as a critical interface element for managing data flow across multiple lines in digital circuits.

Replacement Considerations

Direct replacements include other manufacturers' 74HC541 variants or the 74HCT541 if TTL input thresholds are acceptable. Cross-reference pinouts and electrical specifications to ensure functional equivalence.