| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 18 Weeks | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 14-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Operating Temperature | -40°C~85°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2017 | 
                                                                            
                                            | Pbfree Code | yes | 
                                                                            
                                            | Part Status | Active | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Type | Multiplexer | 
                                                                            
                                            | Voltage - Supply | 1.65V~5.5V | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | NOT SPECIFIED | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 
                                                                            
                                            | Circuit | 2 x 2:1 | 
                                                                            
                                            | Voltage Supply Source | Single Supply | 
                                                                            
                                            | Independent Circuits | 2 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                PI4MSD5V9543AWEX Overview
In order to conserve board space, digital switch is included in the 14-SOIC (0.154, 3.90mm Width).The package is in the form of Tape & Reel (TR).Digital switch ic adheres to a mounting method of Surface Mount.the multiplexers uses an analog IC Multiplexer.By maintaining the operating temperature at -40°C~85°C, turn signal switch will not be affected by external factors.Designers have greater flexibility using digital controlled switch when it works with 1.65V~5.5V voltage.
PI4MSD5V9543AWEX Features
Supplied in the 14-SOIC (0.154, 3.90mm Width) package
PI4MSD5V9543AWEX Applications
There are a lot of Diodes Incorporated PI4MSD5V9543AWEX Signal Switches / Multiplexers / Decoders applications. 
- To select different task for memory in microprocessor memory systems
- Audio transmission 
- Robotic vehicles
- Arithmetic Logic Units
- Injectors
- Solenoid cooling fan
- PCIe
- Control unit of Central Processing unit (CPU)
- Textile mills
- Data demultiplexing