| MR820 | Diotec Semiconductor | 500 | Fast Rect., 50V, 5.00A, 300ns | 
                                                                    
                                        | MR821 | Diotec Semiconductor | 35,000 | Fast Rect., 100V, 5.00A, 300ns | 
                                                                    
                                        | MR822 | Diotec Semiconductor | 1,000 | Fast Rect., 200V, 5.00A, 300ns | 
                                                                    
                                        | MR824 | Diotec Semiconductor | 35,000 | Fast Rect., 400V, 5.00A, 300ns | 
                                                                    
                                        | MR8251A | Altera (Intel) | 87 | SERIAL IO/COMMUNICATION CONTROLL | 
                                                                    
                                        | MR8251A/B | Rochester Electronics | 958 | PARALLEL I/O PORT, 0 I/O, CMOS | 
                                                                    
                                        | MR8254/B | Rochester Electronics | 244 | PROG INTERVAL TIMER | 
                                                                    
                                        | MR8254/R | Rochester Electronics | 689 | MR8254/R | 
                                                                    
                                        | MR8255A/B | Rochester Electronics | 83 | PARALLEL I/O PORT, 24 I/O, CMOS | 
                                                                    
                                        | MR8255A/R | Rochester Electronics | 520 | MR8255A/R | 
                                                                    
                                        | MR8259A | Rochester Electronics | 16 | INTERRUPT CONTROLLER, 8086; 8088 | 
                                                                    
                                        | MR8259A/B | Rochester Electronics | 2,230 | DUAL MARKED (5962-87518013A) | 
                                                                    
                                        | MR8259A/R | Rochester Electronics | 463 | INTERRUPT CONTROLLER; PROGRAMMAB | 
                                                                    
                                        | MR826 | Diotec Semiconductor | 988 | Fast Rect, 600V, 5.00A, 300ns | 
                                                                    
                                        | MR828 | Diotec Semiconductor | 35,000 | Fast Rect, 800V, 5.00A, 300ns |