74ACT11257PWR

Signal Switches, Multiplexers, Decoders Overview

The SN74ACT11257PWR is a quad 2-to-1 data selector/multiplexer from the Texas Instruments 74ACT logic family. It operates within a supply voltage range of 3 V to 5.5 V and features three-state outputs for bus-oriented applications. The device provides a propagation delay of 6.5 ns at 5 V and functions across an operating temperature range of -40°C to +85°C. Packaged in a TSSOP-20 surface-mount format, it integrates four independent multiplexers with common select and output enable inputs.

Signal Switches, Multiplexers, Decoders Feature Summary

• Quad configuration providing four independent 2-to-1 multiplexing channels
• Three-state outputs designed for efficient bus-driven system architectures
• AC-speed performance with low propagation delay characteristics
• Wide supply voltage compatibility supporting both 3-V and 5-V logic systems

Signal Switches, Multiplexers, Decoders Applications

• Bus-oriented memory and signal switching implementations
• Data routing in high-speed digital communication interfaces
• I/O expansion and peripheral selection circuits
• Multiplexed display driver control systems

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix against official documentation to confirm package type and tape-and-reel specifications. Ensure the component meets required environmental standards for the target application. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and current production status before finalizing procurement orders.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when multiple data sources require routing through a shared bus structure. The ACT series offers speed advantages over standard AC logic while maintaining compatible pinouts. Evaluate the TSSOP-20 package constraints against available board space. Confirm that the three-state output drive capability aligns with the connected load requirements.

Signal Switches, Multiplexers, Decoders Part Context

This device belongs to the 74ACT family of advanced CMOS logic devices. It serves as a functional equivalent to other quad multiplexers within the industry-standard 74xx series architecture. The part is manufactured by Texas Instruments and is widely utilized in general-purpose digital logic designs requiring reliable signal selection and routing capabilities.

Signal Switches, Multiplexers, Decoders Replacement Considerations

SN74ACT11257PW: Identical function in a tube-packaged TSSOP-20 variant.