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SN74AHCT138DBRG4 from TI,Texas Instruments

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SN74AHCT138DBRG4

Manufacturer: TI

3-Line to 8-Line Decoder / Demultiplexer 16-SSOP -40 to 85

Partnumber Manufacturer Quantity Availability
SN74AHCT138DBRG4 TI 104 In Stock

Description and Introduction

3-Line to 8-Line Decoder / Demultiplexer 16-SSOP -40 to 85 The SN74AHCT138DBRG4 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  
- **Supply Voltage Range**: 4.5V to 5.5V  
- **High-Level Input Voltage (Min)**: 2V  
- **Low-Level Input Voltage (Max)**: 0.8V  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package Type**: SSOP (DBR)  
- **Package Size**: 16-pin  
- **Output Type**: Standard  
- **Propagation Delay Time**: 10.5ns (typical) at 5V  
- **Current - Output High, Low**: 8mA, 8mA  

### **Descriptions:**  
The SN74AHCT138DBRG4 is designed for high-speed decoding and demultiplexing applications. It accepts three binary-weighted inputs (A0, A1, A2) and provides eight mutually exclusive active-low outputs (Y0-Y7). It features three enable inputs (two active-low and one active-high) for cascading applications.  

### **Features:**  
- **3-to-8 Line Decoding/Demultiplexing**  
- **Active-Low Outputs**  
- **Multiple Enable Inputs for Easy Expansion**  
- **Balanced Propagation Delays**  
- **Low Power Consumption**  
- **Compatible with TTL Inputs**  
- **ESD Protection Exceeds 2000V Per JESD 22**  

This device is commonly used in memory address decoding, data routing, and other digital logic applications.

Application Scenarios & Design Considerations

3-Line to 8-Line Decoder / Demultiplexer 16-SSOP -40 to 85

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