| P87C51 | 
                                        Rochester Electronics | 
                                        24,166 | 
                                        8-BIT, OTPROM, 8051 CPU | 
                                    
                                                                    
                                        | P87C51FA-4A,512 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 8KB OTP 44PLCC | 
                                    
                                                                    
                                        | P87C51FA-4N | 
                                        Rochester Electronics | 
                                        668 | 
                                        IC MCU 8BIT | 
                                    
                                                                    
                                        | P87C51FA-4N,112 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 8KB OTP 40DIP | 
                                    
                                                                    
                                        | P87C51FA-5A,512 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 8KB OTP 44PLCC | 
                                    
                                                                    
                                        | P87C51FA33 | 
                                        Rochester Electronics | 
                                        5,800 | 
                                        MCS51 CONTROLLER | 
                                    
                                                                    
                                        | P87C51FB-4A | 
                                        Rochester Electronics | 
                                        5,800 | 
                                        IC MCU 8BIT | 
                                    
                                                                    
                                        | P87C51FB-4A,512 | 
                                        Rochester Electronics | 
                                        320 | 
                                        IC MCU 8BIT 16KB OTP 44PLCC | 
                                    
                                                                    
                                        | P87C51FB-4B,557 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 16KB OTP 44PQFP | 
                                    
                                                                    
                                        | P87C51FB-4N | 
                                        Rochester Electronics | 
                                        5,800 | 
                                        IC MCU 8BIT | 
                                    
                                                                    
                                        | P87C51FB-4N,112 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 16KB OTP 40DIP | 
                                    
                                                                    
                                        | P87C51FB-5A | 
                                        Rochester Electronics | 
                                        5,800 | 
                                        IC MCU 8BIT | 
                                    
                                                                    
                                        | P87C51FB-5A,512 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 16KB OTP 44PLCC | 
                                    
                                                                    
                                        | P87C51FC-4A,512 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 32KB OTP 44PLCC | 
                                    
                                                                    
                                        | P87C51MB2BA/02,529 | 
                                        NXP Semiconductors | 
                                        5,800 | 
                                        IC MCU 8BIT 64KB OTP 44PLCC |