74ACQ240SC

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ACQ240SC is an octal buffer and line driver featuring inverting 3-STATE outputs. It utilizes Quiet Series technology to ensure quiet output switching and improved dynamic threshold performance. The device operates within a supply voltage range of 2.0V to 6.0V and supports an operating temperature from -40°C to +85°C. Key electrical parameters include a maximum quiescent supply current of 40.0 µA, output source/sink capability of 24 mA, and propagation delays ranging from 1.5 ns to 10.5 ns depending on voltage and load conditions.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Employs Quiet Series technology for guaranteed simultaneous switching noise levels and improved dynamic threshold performance.
• Features GTO output control and undershoot correction mechanisms alongside a split ground bus design.
• Provides faster propagation delays compared to standard ACT240 devices while maintaining pin-to-pin skew AC performance guarantees.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers
• Clock drivers
• Bus oriented transmitters or receivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering code suffix against manufacturer documentation to confirm package type and tape/reel availability. Confirm RoHS compliance status through official datasheets as historical revisions may vary. Ensure the component matches the required logic family specifications for your system design before procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed data transmission requires reduced simultaneous switching noise and improved latch-up immunity. The device is suitable for applications demanding lower power dissipation and faster propagation delays than standard logic families. Verify that the 3-STATE output configuration aligns with the bus architecture requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ACQ/ACTQ Quiet Series family of octal buffers and line drivers. It is designed to improve printed circuit board density by providing eight buffered outputs in a single package. The series is characterized by enhanced noise immunity and dynamic threshold performance compared to conventional logic devices.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The 74AC240SC serves as a functional equivalent within the standard 74AC logic family. Note that the Q-series variant offers distinct noise reduction features not present in the standard version. Verify pin compatibility and electrical characteristics before substitution.