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SN74LS148DR2 from TI,Texas Instruments

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SN74LS148DR2

Manufacturer: TI

10-Line-to-4-Line and 8-Line-to-3-Line Priority Encoders

Partnumber Manufacturer Quantity Availability
SN74LS148DR2 TI 2 In Stock

Description and Introduction

10-Line-to-4-Line and 8-Line-to-3-Line Priority Encoders The SN74LS148DR2 is a 8-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**: 0°C to 70°C  
- **Package / Case**: SOIC-16  
- **Logic Family**: LS (Low-Power Schottky)  
- **Propagation Delay Time**: 30ns (max)  
- **Output Type**: Active Low  
- **Mounting Type**: Surface Mount  

### **Descriptions:**  
- The SN74LS148DR2 encodes 8 active-low inputs into a 3-bit binary (active-low) output.  
- It features priority encoding, where the highest-order input takes precedence.  
- Includes enable inputs for cascading multiple encoders.  

### **Features:**  
- **Priority Encoding**: Highest-order input has priority.  
- **Active-Low Inputs & Outputs**: Inputs (0-7) and outputs (A0-A2) are active low.  
- **Enable Inputs**: Features an enable input (EI) and an enable output (EO) for expansion.  
- **Group Select Output**: GS output indicates when any input is active.  
- **Low Power Consumption**: LS technology ensures reduced power usage.  

For detailed electrical characteristics, refer to the official TI datasheet.

Application Scenarios & Design Considerations

10-Line-to-4-Line and 8-Line-to-3-Line Priority Encoders

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