| Part-No. / Function | VSUPPLY | Interfaces / Features | μC Interface | Package | 
| 
                             
                                E521.40
                                 
                        2-Channel Multi-Mode PSI5 Transceiver  | 
                        
                            
                                 5.3V to 19V  | 
                        
                            
                                 2 PSI5 Master rev 2.1 / 1.3  | 
                        
                            
                                 SPI (16 bit, 5MHz) /  | 
                        
                            
                                 QFN20L5  | 
                        
                    
| 
                             
                                E521.41
                                 
                        4-Channel Multi-Mode PSI5 Transceiver  | 
                        
                            
                                 5.3V to 19V  | 
                        
                            
                                 4 PSI5 Master rev 2.1 / 1.3  | 
                        
                            
                                 SPI (16 bit, 5MHz) /  | 
                        
                            
                                 QFN20L5  | 
                        
                    
| 
                             
                                E981.07
                                 
                        2-Channel Sensor Interface PSI5  | 
                        
                            
                                 3.3V to 5.5V  | 
                        
                            
                                 2 PSI5 Master rev 1.3  | 
                        
                            
                                 SPI (16 bit, 8 MHz)  | 
                        
                            
                                 QFN20L5  | 
                        
                    
| 
                             
                                E981.08
                                 
                        4-Channel Sensor Interface PSI5  | 
                        
                            
                                 3.3V to 5.5V  | 
                        
                            
                                 4 PSI5 Master rev 1.3  | 
                        
                            
                                 SPI (16 bit, 8 MHz)  | 
                        
                            
                                 QFN32L7  | 
                        
                    
| 
                             
                                E981.20
                                 
                        4-Channel Squib Driver with Current Counter  | 
                        
                            
                                 4.5V to 5.5V  | 
                        
                            
                                 4 Squib HS/LS Driver  | 
                        
                            
                                 SPI (8/16/32 bit, 8 MHz)  | 
                        
                            
                                 QFN44L7  | 
                        
                    
| 
                             
                                E981.21
                                 
                        8-Channel Squib Driver with Current Counter  | 
                        
                            
                                 4.5V to 5.5V  | 
                        
                            
                                 8 Squib HS/LS Driver  | 
                        
                            
                                 SPI (8/16/32 bit, 8 MHz)  | 
                        
                            
                                 QFN44L7  |