| AT89C2051-12PU | Atmel / Microchip | 395 | 8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V | 
                                                                    
                                        | AT89C2051-12SU | Atmel / Microchip | 3 | 8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-2MHZ 4V-5.5V | 
                                                                    
                                        | AT89C2051-24PU | Atmel / Microchip | 92 | 8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V | 
                                                                    
                                        | AT89C2051-24SU | Atmel / Microchip | 28 | 8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V | 
                                                                    
                                        | AT89C4051-12PU | Atmel / Microchip | 22 | 8-bit Microcontrollers - MCU 4K FLASH 2.7 TO 5.5V | 
                                                                    
                                        | AT89C4051-12SU | Atmel / Microchip | 835 | 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V | 
                                                                    
                                        | AT89C4051-24PU | Atmel / Microchip | 4 | 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V | 
                                                                    
                                        | AT89C4051-24SU | Atmel / Microchip | 61 | 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V | 
                                                                    
                                        | AT89C51-24JC | ATMEL | 910 | New original | 
                                                                    
                                        | AT89C51-24JI | ATMEL | 116 | New original | 
                                                                    
                                        | AT89C51-24PI | ATMEL | 6 | New original | 
                                                                    
                                        | AT89C5115-RATUM | Atmel / Microchip | 250 | 8-bit Microcontrollers - MCU C51 16K Flash ADC | 
                                                                    
                                        | AT89C5115-SISUM | Atmel / Microchip | 354 | 8-bit Microcontrollers - MCU C51 16K Flash ADC | 
                                                                    
                                        | AT89C5115-TISUM | Atmel / Microchip | 1,289 | 8-bit Microcontrollers - MCU 16K Flash ADC | 
                                                                    
                                        | AT89C5130A-PUTUM | Atmel / Microchip | 12 | 8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V |