| NE521D | Rochester Electronics | 52,010 | IC COMPARATOR DUAL DIFF 14-SOIC | 
                                                                    
                                        | NE521DG | Rochester Electronics | 50,000 | DUAL DIFFERENTIAL COMPARATOR/SEN | 
                                                                    
                                        | NE521DG | onsemi | 50,000 | IC COMPARATOR DUAL DIFF 14-SOIC | 
                                                                    
                                        | NE521DR2 | onsemi | 50,000 | IC COMPARATOR DUAL DIFF 14-SOIC | 
                                                                    
                                        | NE521DR2G | onsemi | 50,000 | IC COMPARATOR DUAL DIFF 14-SOIC | 
                                                                    
                                        | NE521F | Rochester Electronics | 50,000 | NE521 - DUAL COMPARATOR | 
                                                                    
                                        | NE521N | Rochester Electronics | 14,510 | IC COMP DUAL DIFF 14DIP | 
                                                                    
                                        | NE521NG | Rochester Electronics | 17,990 | IC COMPARATOR/SENSE AMP 14-DIP | 
                                                                    
                                        | NE5230D | onsemi | 50,000 | IC OPAMP GP 1 CIRCUIT 8SOIC | 
                                                                    
                                        | NE5230DG | Rochester Electronics | 110,740 | IC OPAMP GP 1 CIRCUIT 8SOIC | 
                                                                    
                                        | NE5230DR2 | onsemi | 50,000 | IC OPAMP GP 1 CIRCUIT 8SOIC | 
                                                                    
                                        | NE5230N | Rochester Electronics | 50,000 | IC OPAMP LOW VOLTAGE 8-DIP | 
                                                                    
                                        | NE5230NG | Rochester Electronics | 24,160 | IC OPAMP GP 1 CIRCUIT 8DIP | 
                                                                    
                                        | NE5232D/01,112 | NXP Semiconductors | 50,000 | IC OPAMP GP 2 CIRCUIT 8SO | 
                                                                    
                                        | NE5232D/01,118 | NXP Semiconductors | 50,000 | IC OPAMP GP 2 CIRCUIT 8SO |