74ACT151SJ

Signal Switches, Multiplexers, Decoders Overview

The Fairchild Semiconductor 74ACT151SJ is an 8-line to 1-line multiplexer housed in a 16-lead Small Outline Package (SOIC). It operates within a supply voltage range of 4.5V to 5.5V and supports an operating temperature range from -40°C to +85°C. The device features TTL-compatible inputs, complementary outputs, and a maximum propagation delay of 9ns at 5V with a 50pF load.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides high-speed selection of one data line from eight sources
• Features TTL-compatible CMOS inputs for direct interface with TTL logic
• Delivers balanced push-pull outputs capable of sourcing and sinking current

Signal Switches, Multiplexers, Decoders Applications

• Data routing in digital communication systems
• Universal function generation for logic circuits
• Parallel-to-serial data conversion applications

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific manufacturer lot and date code upon receipt, as this component may be sourced from various authorized distributors or legacy stock holders. Confirm that the package marking matches the 74ACT151SJ designation exactly. Ensure compliance with relevant environmental regulations required for your specific deployment region before final integration.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when an 8-input multiplexer with complementary outputs is required. It is suitable for designs needing TTL input compatibility alongside CMOS performance. Consider the SOIC-16 package constraints for PCB layout. Verify that the 9ns propagation delay meets the timing requirements of your target application speed.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the standard 74ACT logic family, known for high-speed operation and low power consumption. It serves as a functional equivalent to other industry-standard 8-input multiplexers. The device is widely used in general-purpose digital electronics where reliable data selection is critical.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Compatible substitutes include the SN74ACT151N and CD74ACT151M. These parts share identical pinouts and logical functions. Verify package dimensions and electrical characteristics against your design specifications before substitution.