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SN74AS257D from FAI,Fairchild Semiconductor

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SN74AS257D

Manufacturer: FAI

Quadruple 2-Line to 1-Line Data Selectors/Multiplexers With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74AS257D FAI 41 In Stock

Description and Introduction

Quadruple 2-Line to 1-Line Data Selectors/Multiplexers With 3-State Outputs The SN74AS257D is a quad 2-line to 1-line data selector/multiplexer manufactured by Texas Instruments (FAI).  

### **Specifications:**  
- **Logic Type:** Data Selector/Multiplexer  
- **Number of Channels:** 4  
- **Input Lines per Channel:** 2  
- **Output Lines per Channel:** 1  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package Type:** SOIC (Small Outline Integrated Circuit)  
- **Mounting Type:** Surface Mount  
- **Output Type:** 3-State  
- **Propagation Delay:** Typically 7.5ns  
- **High-Level Output Current:** -15mA  
- **Low-Level Output Current:** 24mA  

### **Descriptions:**  
The SN74AS257D is a high-speed, low-power quad 2-line to 1-line multiplexer with 3-state outputs. It selects between two data inputs (A or B) based on the select (S) input and provides the selected data at the output (Y). The outputs can be placed in a high-impedance state using the output enable (OE) pin.  

### **Features:**  
- **High-Speed Operation:** Optimized for fast switching applications.  
- **3-State Outputs:** Allows bus-oriented operation.  
- **Low Power Consumption:** Designed for efficient power usage.  
- **Wide Operating Voltage:** Compatible with standard 5V logic systems.  
- **Surface-Mount Package:** Compact SOIC package for space-saving designs.  

This information is based solely on the manufacturer's datasheet and technical specifications.

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