| A3972SB | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPOLR 4.5-5.5V 24DIP | 
                                    
                                                                    
                                        | A3972SB-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPOLR 4.5-5.5V 24DIP | 
                                    
                                                                    
                                        | A3973SB | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPOLR 4.5-5.5V 24DIP | 
                                    
                                                                    
                                        | A3973SB-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPOLR 4.5-5.5V 24DIP | 
                                    
                                                                    
                                        | A3973SLB | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPLR 4.5-5.5V 24SOIC | 
                                    
                                                                    
                                        | A3973SLBTR | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPLR 4.5-5.5V 24SOIC | 
                                    
                                                                    
                                        | A3973SLBTR-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRV BIPLR 4.5-5.5V 24SOIC | 
                                    
                                                                    
                                        | A3974SED | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MOTOR DRIVER 4.5V-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3974SED-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MOTOR DRIVER 4.5V-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3974SEDTR | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MOTOR DRIVER 4.5V-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3974SEDTR-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MOTOR DRIVER 4.5V-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3977KED | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRVR BIPOLR 3-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3977KED-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRVR BIPOLR 3-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3977KEDTR | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRVR BIPOLR 3-5.5V 44PLCC | 
                                    
                                                                    
                                        | A3977KEDTR-T | 
                                        Allegro MicroSystems | 
                                        35,000 | 
                                        IC MTR DRVR BIPOLR 3-5.5V 44PLCC |