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SN74HC257PW from TI,Texas Instruments

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SN74HC257PW

Manufacturer: TI

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

Partnumber Manufacturer Quantity Availability
SN74HC257PW TI 40 In Stock

Description and Introduction

Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs The SN74HC257PW is a quad 2-line to 1-line data selector/multiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Multiplexer  
- **Number of Circuits:** 4  
- **Number of Input Lines:** 2  
- **Number of Output Lines:** 1  
- **Supply Voltage Range:** 2V to 6V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** TSSOP-16  
- **Output Type:** 3-State  
- **Propagation Delay:** 12 ns (typical at 5V)  
- **High-Level Output Current:** -5.2 mA  
- **Low-Level Output Current:** 5.2 mA  

### **Descriptions:**  
The SN74HC257PW is a high-speed CMOS logic device that selects one of two data inputs (A or B) based on the select (S) input. It features 3-state outputs, allowing multiple devices to share a common bus.  

### **Features:**  
- **Wide Operating Voltage Range:** 2V to 6V  
- **Low Power Consumption:** 20 µA (max)  
- **Balanced Propagation Delays**  
- **3-State Outputs for Bus-Oriented Applications**  
- **Schmitt-Trigger Inputs for Noise Immunity**  
- **Compatible with TTL Inputs**  
- **ESD Protection Exceeds JESD 22 Standards**  

This device is commonly used in digital systems for data routing, signal gating, and bus interfacing.

Application Scenarios & Design Considerations

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

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