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SN54LS158 from TI,Texas Instruments

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SN54LS158

Manufacturer: TI, MOT, TM

QUAD 2-INPUT MULTIPLEXER

Partnumber Manufacturer Quantity Availability
SN54LS158 TI, MOT, TM 474 In Stock

Description and Introduction

QUAD 2-INPUT MULTIPLEXER The SN54LS158 is a quad 2-input multiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Family:** LS (Low-Power Schottky)  
- **Number of Channels:** 4 (Quad)  
- **Inputs per Multiplexer:** 2  
- **Supply Voltage Range (VCC):** 4.5V to 5.5V  
- **Operating Temperature Range:** -55°C to 125°C (Military Grade)  
- **Propagation Delay (Typical):** 15 ns  
- **Power Dissipation (Typical):** 22 mW  
- **Output Type:** Standard (TTL-Compatible)  
- **Package Options:** Ceramic DIP (Dual In-Line Package)  

### **Descriptions:**  
- The SN54LS158 selects one of two data inputs (A or B) based on the select input (S).  
- It features common select and enable inputs for all four multiplexers.  
- Designed for high-speed, low-power digital logic applications.  

### **Features:**  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **High-Speed Operation:** Suitable for fast switching logic.  
- **Wide Operating Temperature:** Military-grade reliability.  
- **Common Select and Enable Inputs:** Simplifies control logic.  
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.  

The SN54LS158 is commonly used in data routing, signal switching, and digital logic design applications.

Application Scenarios & Design Considerations

QUAD 2-INPUT MULTIPLEXER

Alternative Part Number

  • 74LS158 --: Same quad 2-to-1 multiplexer function with identical pinout, commercial temperature range version of the LS158 family.
  • MC74LS158 --: Second-source quad 2-line to 1-line data selector/multiplexer with matching LS TTL logic and pin configuration.
  • SN74LS157 --: Closely related quad 2-to-1 multiplexer in the same LS family; functionally similar with compatible logic levels and pinout.
  • DM74LS158 --: Equivalent LS TTL quad 2-to-1 data selector/multiplexer with matching pinout and logic function, suitable as a drop-in replacement in most designs.

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