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SN74HC138DBR from TI,Texas Instruments

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SN74HC138DBR

Manufacturer: TI

3-Line To 8-Line Decoders/Demultiplexers

Partnumber Manufacturer Quantity Availability
SN74HC138DBR TI 28 In Stock

Description and Introduction

3-Line To 8-Line Decoders/Demultiplexers The SN74HC138DBR is a 3-to-8 line decoder/demultiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type**: Decoder/Demultiplexer  
- **Number of Input Lines**: 3  
- **Number of Output Lines**: 8 (active-low)  
- **Supply Voltage Range**: 2V to 6V  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package Type**: SSOP (DBR)  
- **Package Size**: 16-pin  
- **High-Level Input Voltage (Min)**: 2V  
- **Low-Level Input Voltage (Max)**: 0.8V  
- **Propagation Delay (Max)**: 19ns at 5V  
- **Current - Output High, Low**: 5.2mA, 5.2mA  

### **Descriptions:**  
The SN74HC138DBR decodes three binary address inputs (A0, A1, A2) into eight mutually exclusive outputs (Y0-Y7). It features three enable inputs (two active-low and one active-high) to simplify cascading and data reception.  

### **Features:**  
- **Decodes 3 Binary Inputs to 8 Outputs**  
- **Active-Low Outputs**  
- **Multiple Enable Inputs for Easy Expansion**  
- **Low Power Consumption**  
- **Wide Operating Voltage Range (2V to 6V)**  
- **Balanced Propagation Delays**  
- **High Noise Immunity**  

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

Application Scenarios & Design Considerations

3-Line To 8-Line Decoders/Demultiplexers

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