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SN74AHC138DBR from TI,Texas Instruments

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SN74AHC138DBR

Manufacturer: TI

3-Line To 8-Line Decoder / Demultiplexer

Partnumber Manufacturer Quantity Availability
SN74AHC138DBR TI 2 In Stock

Description and Introduction

3-Line To 8-Line Decoder / Demultiplexer The SN74AHC138DBR is a 3-line 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**: 2 V to 5.5 V  
- **High-Level Output Current**: -8 mA  
- **Low-Level Output Current**: 8 mA  
- **Propagation Delay Time**: 9.5 ns (typical at 5 V)  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package**: SSOP (DBR) - 16 pins  

### **Descriptions and Features:**  
- Designed for high-speed CMOS applications.  
- Decodes three binary address inputs (A0, A1, A2) into one of eight mutually exclusive outputs (Y0-Y7).  
- Features three enable inputs (G1, G2A, G2B) for cascading and control.  
- Low power consumption with balanced propagation delays.  
- Outputs can drive up to 8 mA.  
- ESD protection exceeds 2000 V per JESD 22.  

The SN74AHC138DBR is commonly used in memory addressing, data routing, and signal demultiplexing applications.

Application Scenarios & Design Considerations

3-Line To 8-Line Decoder / Demultiplexer

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