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HD74LS139 from HIT

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HD74LS139

Manufacturer: HIT

Dual 2-line-to-4-line Decoders / Demultiplexers

Partnumber Manufacturer Quantity Availability
HD74LS139 HIT 485 In Stock

Description and Introduction

Dual 2-line-to-4-line Decoders / Demultiplexers The HD74LS139 is a dual 2-to-4 line decoder/demultiplexer manufactured by Hitachi (HIT).  

### Key Specifications:  
- **Logic Family**: LS (Low-Power Schottky)  
- **Function**: Dual 2-to-4 decoder/demultiplexer  
- **Operating Voltage (VCC)**: 4.75V to 5.25V  
- **Propagation Delay (Typical)**: 15 ns  
- **Power Dissipation (Max)**: 34 mW  
- **Input Current (Max)**: -0.36 mA (Low), 20 µA (High)  
- **Output Current (Max)**: 8 mA (Low), -0.4 mA (High)  
- **Package Type**: 16-pin DIP (Dual In-line Package)  
- **Operating Temperature Range**: 0°C to +70°C  

The device features two independent decoders, each with two select inputs, an enable input, and four mutually exclusive outputs. It is commonly used in address decoding and data routing applications.  

For exact pin configurations and detailed electrical characteristics, refer to the official Hitachi datasheet.

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