SN74S158N

Signal Switches, Multiplexers, Decoders Overview

The SN74S158N is a quadruple 2-line to 1-line data selector/multiplexer from Texas Instruments, belonging to the high-speed Schottky TTL logic family. It integrates four independent multiplexers within a single 16-pin DIP package. Key electrical specifications include a propagation delay of 16 ns and an operating supply voltage range of 4.5 V to 5.5 V. The device supports a maximum clock frequency of 100 MHz and operates reliably across a temperature range of -55°C to +125°C.

Signal Switches, Multiplexers, Decoders Feature Summary

• Integrates four independent 2-to-1 data selectors for signal routing
• High-speed Schottky TTL technology ensures rapid switching performance
• Wide industrial temperature range capability for harsh environments

Signal Switches, Multiplexers, Decoders Applications

• Digital signal routing in computing systems
• Data selection in instrumentation equipment
• Multiplexing in communication interfaces

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as legacy parts may have specific environmental declarations. Check for obsolescence notices or lifecycle changes before finalizing procurement plans to ensure long-term supply stability.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when high-speed digital multiplexing is required with Schottky TTL compatibility. Ensure system power supplies strictly adhere to the 4.5 V to 5.5 V range. Verify that the 16-pin DIP package fits the target PCB footprint and assembly constraints.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the SN74Sxx series of high-speed Schottky logic devices. It serves as a standard solution for quad multiplexing applications requiring fast propagation delays. The N suffix denotes the plastic dual-in-line package variant suitable for through-hole mounting.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Direct pin-compatible alternatives include the SN74LS158N for lower speed requirements or the SN74ALS158N for advanced low-power Schottky performance. Verify voltage tolerance and propagation delay differences when substituting.