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SN74AHC138PWR from TI,Texas Instruments

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SN74AHC138PWR

Manufacturer: TI

3-Line To 8-Line Decoder / Demultiplexer

Partnumber Manufacturer Quantity Availability
SN74AHC138PWR TI 26002 In Stock

Description and Introduction

3-Line To 8-Line Decoder / Demultiplexer The SN74AHC138PWR is a 3-to-8 line decoder/demultiplexer manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Decoder/Demultiplexer  
- **Number of Input Lines:** 3 (A, B, C)  
- **Number of Output Lines:** 8 (Y0-Y7, active-low)  
- **Supply Voltage Range:** 2 V to 5.5 V  
- **High-Level Input Voltage (Min):** 2 V  
- **Low-Level Input Voltage (Max):** 0.8 V  
- **Propagation Delay (Max):** 9.5 ns at 5 V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** TSSOP-16  
- **Mounting Type:** Surface Mount  

### **Descriptions:**  
The SN74AHC138PWR decodes three binary address inputs (A, B, C) into one of eight mutually exclusive outputs (Y0-Y7). It features three enable inputs (two active-low and one active-high) to simplify cascading and reduce the need for external gates.  

### **Features:**  
- Low power consumption  
- High noise immunity  
- Balanced propagation delays  
- ESD protection exceeds 2000 V (HBM)  
- Inputs accept voltages up to 5.5 V  
- TTL-compatible inputs  

This device is suitable for memory address decoding, data routing, and other digital logic applications.

Application Scenarios & Design Considerations

3-Line To 8-Line Decoder / Demultiplexer

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