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SN74HC138PW from TI,Texas Instruments

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SN74HC138PW

Manufacturer: TI

3-Line To 8-Line Decoders/Demultiplexers

Partnumber Manufacturer Quantity Availability
SN74HC138PW TI 93 In Stock

Description and Introduction

3-Line To 8-Line Decoders/Demultiplexers The SN74HC138PW is a 3-to-8 line decoder/demultiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Decoder/Demultiplexer  
- **Number of Input Lines:** 3 (A0, A1, A2)  
- **Number of Output Lines:** 8 (active-low)  
- **Supply Voltage Range:** 2V to 6V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Propagation Delay:** 14 ns (typical at 5V)  
- **Current Consumption (Static):** 4 µA (max)  
- **Output Current:** ±5.2 mA  
- **Package Type:** TSSOP-16  
- **Mounting Type:** Surface Mount  

### **Descriptions:**  
The SN74HC138PW decodes three binary address inputs (A0, A1, A2) into one of eight mutually exclusive outputs (Y0-Y7). It features three enable inputs (G1, G2A, G2B) that must be asserted (G1 high, G2A and G2B low) for proper operation.  

### **Features:**  
- **High-Speed CMOS Logic**  
- **Low Power Consumption**  
- **Active-Low Outputs**  
- **Multiple Enable Inputs for Cascading**  
- **Wide Operating Voltage Range (2V to 6V)**  
- **Balanced Propagation Delays**  
- **ESD Protection Exceeds 2000V per JESD 22**  

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

Application Scenarios & Design Considerations

3-Line To 8-Line Decoders/Demultiplexers

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