| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                NXP Semiconductors | 
                                            
                                                                                    
                                                | Series | 
                                                80C | 
                                            
                                                                                    
                                                | Package | 
                                                Bulk | 
                                            
                                                                                    
                                                | Product Status | 
                                                Obsolete | 
                                            
                                                                                    
                                                | Core Processor | 
                                                80C51 | 
                                            
                                                                                    
                                                | Core Size | 
                                                8-Bit | 
                                            
                                                                                    
                                                | Speed | 
                                                33MHz | 
                                            
                                                                                    
                                                | Connectivity | 
                                                UART/USART | 
                                            
                                                                                    
                                                | Peripherals | 
                                                POR | 
                                            
                                                                                    
                                                | Number of I/O | 
                                                32 | 
                                            
                                                                                    
                                                | Program Memory Size | 
                                                - | 
                                            
                                                                                    
                                                | Program Memory Type | 
                                                ROMless | 
                                            
                                                                                    
                                                | EEPROM Size | 
                                                - | 
                                            
                                                                                    
                                                | RAM Size | 
                                                256 x 8 | 
                                            
                                                                                    
                                                | Voltage - Supply (Vcc/Vdd) | 
                                                2.7V ~ 5.5V | 
                                            
                                                                                    
                                                | Data Converters | 
                                                - | 
                                            
                                                                                    
                                                | Oscillator Type | 
                                                External, Internal | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                0°C ~ 70°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                44-LCC (J-Lead) | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                44-PLCC | 
                                            
                                                                                    
                                                | Other Names | 
                                                2156-P80C32UBAA,512 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                1 | 
                                            
                                                                                                                
                                
                             
                                                80C51 80C Microcontroller IC 8-Bit 33MHz ROMless 44-PLCC