SN74AC8541QPWRQ1

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AC8541-Q1 is an automotive-grade octal buffer and line driver featuring Schmitt-trigger inputs and three-state outputs. It operates within a supply voltage range of 1.5V to 6V, supporting continuous output drive currents of ±24mA at 5V and short bursts up to ±75mA. The device achieves a maximum propagation delay of 6ns at 5V with a 50pF load. It includes dual active-low output enable pins (OE1 and OE2) for simultaneous control of all channels.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• AEC-Q100 qualified for automotive applications with specified temperature grades and ESD classifications
• Schmitt-trigger input architecture provides high tolerance to slow or noisy signals through defined hysteresis
• Balanced CMOS three-state outputs allow simultaneous sourcing and sinking of current while enabling high-impedance states

Buffers, Drivers, Receivers, Transceivers Applications

• Enable or disable digital signals in bus systems
• Eliminate slow or noisy input signals via Schmitt-trigger filtering
• Hold signal states during controller reset sequences
• Debounce mechanical switches before logic processing

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package variant (DGS VSSOP, PW TSSOP, or RKS VQFN) required for the design, as thermal resistance and pinout configurations differ between packages. Confirm that the selected component meets the AEC-Q100 qualification standards necessary for the target automotive application environment.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when driving transmission lines or long traces requiring impedance matching and signal integrity preservation. The wide operating voltage range accommodates various logic families. Ensure the design accounts for the maximum capacitive load limits to maintain switching performance specifications.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AC8541-Q1 family of automotive octal buffers. It shares functional similarities with non-automotive variants like the SN74AC8541 but includes enhanced reliability features and qualification for harsh automotive environments. The Q suffix indicates automotive grade certification.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AC8541PWR is the commercial equivalent without automotive qualification.