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SN74HC139DR from TI,Texas Instruments

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SN74HC139DR

Manufacturer: TI

Dual 2-Line To 4-Line Decoders/Demultiplexers

Partnumber Manufacturer Quantity Availability
SN74HC139DR TI 20000 In Stock

Description and Introduction

Dual 2-Line To 4-Line Decoders/Demultiplexers The SN74HC139DR is a dual 2-line to 4-line decoder/demultiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Decoder/Demultiplexer  
- **Number of Circuits:** 2  
- **Number of Input Lines:** 2 (per decoder)  
- **Number of Output Lines:** 4 (per decoder)  
- **Supply Voltage Range:** 2V to 6V  
- **High-Level Output Current:** -5.2 mA  
- **Low-Level Output Current:** 5.2 mA  
- **Propagation Delay Time:** 19 ns (typical at 5V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-16  

### **Descriptions:**  
The SN74HC139DR decodes two binary-coded inputs into four mutually exclusive outputs. It can also function as a demultiplexer by using one of the inputs as a data line while the other acts as an enable.  

### **Features:**  
- **Dual 2-to-4 Line Decoder/Demultiplexer**  
- **Active-Low Outputs**  
- **Inputs Accept Voltages Up to 6V**  
- **Low Power Consumption**  
- **Schmitt-Trigger Inputs for Noise Immunity**  
- **Wide Operating Voltage Range (2V to 6V)**  
- **Balanced Propagation Delays**  

This device is commonly used in address decoding, memory selection, and data routing applications.

Application Scenarios & Design Considerations

Dual 2-Line To 4-Line Decoders/Demultiplexers

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