| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 6 Weeks | 
                                                                            
                                            | Mounting Type | Through Hole | 
                                                                            
                                            | Package / Case | 16-DIP (0.300, 7.62mm) | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | Series | 74LS | 
                                                                            
                                            | Part Status | Active | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Type | Decoder/Demultiplexer | 
                                                                            
                                            | Voltage - Supply | 4.75V~5.25V | 
                                                                            
                                            | Base Part Number | 74LS138 | 
                                                                            
                                            | Circuit | 1 x 3:8 | 
                                                                            
                                            | Current - Output High, Low | 400μA 8mA | 
                                                                            
                                            | Voltage Supply Source | Single Supply | 
                                                                            
                                            | Independent Circuits | 1 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                SN74LS138NG4 Overview
It is included in the 16-DIP (0.300, 7.62mm) in order to save board space.The package is packaged in accordance with Tube.As far as mounting is concerned, digital switch ic uses Through Hole.Decoder/Demultiplexer is the analog IC that the multiplexers uses.When the operating temperature is kept at 0°C~70°C, the machine will not be sensturn signal switchive to external influences.Designers have greater flexibility using digital controlled switch when it works with 4.75V~5.25V voltage.With the 74LS series, the multiplexers are suitable for a diverse range of applications.The part number for 74LS138 can be used to find its logic switch related parts as well.
SN74LS138NG4 Features
Supplied in the 16-DIP (0.300, 7.62mm) package
SN74LS138NG4 Applications
There are a lot of Texas Instruments SN74LS138NG4 Signal Switches / Multiplexers / Decoders applications. 
- Relay
- Control unit of Central Processing unit (CPU)
- Memory system of computers
- Speed synchronization of multiple motors in industries
- Automatic health monitoring systems
- Image transmission
- Automatic Monitoring systems
- Data distribution
- Memory chips
- RF-based home automation system