SC54AC240DWR2

Buffers, Drivers, Receivers, Transceivers Overview

The SC54AC240DWR2 is a CMOS octal buffer and line driver from the 74AC series, manufactured by onsemi. It features eight inverting inputs with three-state outputs housed in a 20-SOIC package. The device operates within a supply voltage range of 2 V to 6 V. Key electrical parameters include a high-level output current of -24 mA and a low-level output current of 24 mA. Propagation delay is specified at 8 ns at 3.3 V and 6.5 ns at 5 V. The component supports an operating temperature range from -55°C to +125°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides octal buffering and line driving capabilities with inverting logic functions.
• Features three-state outputs for effective bus line management and system isolation.
• Designed for high-speed signal transmission using advanced CMOS technology.

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus buffering in computing systems
• Clock distribution networks requiring precise timing
• Memory interface circuits for address and data lines

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'DWR2' against official onsemi documentation to confirm the exact tape-and-reel packaging configuration and moisture sensitivity level. Ensure the procurement channel provides valid RoHS compliance certificates. Cross-reference the manufacturer part number with authorized distributor databases to prevent counterfeit components. Confirm that the delivered units match the commercial grade temperature rating of -55°C to +125°C as specified in the datasheet.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring octal buffering with three-state control and wide voltage compatibility. It is suitable for applications needing propagation delays under 8 ns at 3.3 V. Consider the 20-SOIC package constraints for PCB layout. Evaluate power consumption requirements against the static current specifications. Ensure the design environment supports the extended industrial temperature range if operating conditions exceed standard commercial limits.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74AC family of logic ICs, which offers higher speed performance compared to standard 74LS counterparts while maintaining CMOS low power characteristics. The SC54 prefix indicates a specific commercial grade variant within the broader 74AC logical structure. It serves as a fundamental building block for digital signal integrity in complex electronic architectures.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include the 74AC240SCX and other 74AC240 variants from onsemi or compatible manufacturers. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the replacement part supports the required three-state functionality and package type.