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SN74LS148NSR from TI,Texas Instruments

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SN74LS148NSR

Manufacturer: TI

8-line to 3-line priority encoder

Partnumber Manufacturer Quantity Availability
SN74LS148NSR TI 61 In Stock

Description and Introduction

8-line to 3-line priority encoder The SN74LS148NSR is a 8-line to 3-line priority encoder manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type**: Priority Encoder  
- **Number of Inputs**: 8  
- **Number of Outputs**: 3  
- **Supply Voltage (VCC)**: 4.75V to 5.25V  
- **Operating Temperature Range**: 0°C to 70°C  
- **Package / Case**: SOIC-16  
- **Mounting Type**: Surface Mount  
- **Propagation Delay Time**: 30ns (max)  
- **Output Type**: Active Low  
- **Current - Output High, Low**: 400µA, 8mA  
- **Technology**: TTL (Transistor-Transistor Logic)  

### **Descriptions:**  
The SN74LS148NSR is a high-speed 8-line to 3-line priority encoder with active-low inputs and outputs. It encodes the highest-priority input (D7 has the highest priority) into a 3-bit binary code.  

### **Features:**  
- **Priority Encoding**: Highest-order input has priority  
- **Active-Low Inputs and Outputs**  
- **Enable Input (EI)**: Allows cascading for expansion  
- **Group Select (GS) Output**: Indicates active input  
- **Enable Output (EO)**: Used for cascading multiple encoders  
- **TTL-Compatible**  

This information is based solely on the factual details available in Ic-phoenix technical data files.

Application Scenarios & Design Considerations

8-line to 3-line priority encoder

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