74ACT158PC

Signal Switches, Multiplexers, Decoders Overview

The Fairchild Semiconductor 74ACT158PC is a high-speed CMOS quad multiplexer featuring four independent 2-to-1 data selectors. It operates within a supply voltage range of 4.5V to 5.5V and supports output drive currents of 24mA for both high and low states. The device utilizes a 16-pin Small Outline Package (SOP) with a width of 5.30mm, designed for surface-mount installation. It ensures reliable performance across an extended industrial temperature range from -40°C to +85°C.

Signal Switches, Multiplexers, Decoders Feature Summary

• Integrates four independent 2-to-1 multiplexing circuits within a single package
• Provides TTL-compatible inputs for direct interfacing with standard logic families
• Features buffered outputs capable of sourcing and sinking significant current loads

Signal Switches, Multiplexers, Decoders Applications

• Data routing in digital communication systems
• Address decoding and selection circuits
• Multiplexed signal processing architectures

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific manufacturer origin, as this component has been produced by multiple entities including onsemi. Confirm the package type matches the required 16-SOP footprint and ensure the operating voltage specifications align with the target circuit design. Check for RoHS compliance status if environmental regulations apply to the final assembly.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when a compact solution for multiple 2-to-1 data paths is required. The ACT series offers superior speed compared to older AC variants while maintaining CMOS power efficiency. Ensure the PCB layout accommodates the 16-SOP dimensions and that the system voltage remains strictly within the 4.5V to 5.5V operational window.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the widely adopted 74ACT logic family, known for bridging the performance gap between standard CMOS and bipolar TTL technologies. The 74ACT158 specifically addresses applications requiring multiple independent data selection channels without consuming excessive board space or power.

Signal Switches, Multiplexers, Decoders Replacement Considerations

The 74ACT158SJ serves as a verified pin-compatible alternative manufactured by onsemi. Verify that the substitute maintains identical electrical characteristics and package dimensions before integration.