| Parameters | 
                                
                                                                                                            
                                            | Mfr | 
                                            Freescale Semiconductor | 
                                        
                                                                            
                                            | Series | 
                                            HCS12 | 
                                        
                                                                            
                                            | Package | 
                                            Bulk | 
                                        
                                                                            
                                            | Product Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Core Processor | 
                                            HCS12 | 
                                        
                                                                            
                                            | Core Size | 
                                            16-Bit | 
                                        
                                                                            
                                            | Speed | 
                                            50MHz | 
                                        
                                                                            
                                            | Connectivity | 
                                            CANbus, I²C, IrDA, LINbus, SCI, SPI, UART/USART | 
                                        
                                                                            
                                            | Peripherals | 
                                            LCD, LVD, POR, PWM, WDT | 
                                        
                                                                            
                                            | Number of I/O | 
                                            117 | 
                                        
                                                                            
                                            | Program Memory Size | 
                                            256KB (256K x 8) | 
                                        
                                                                            
                                            | Program Memory Type | 
                                            FLASH | 
                                        
                                                                            
                                            | EEPROM Size | 
                                            2K x 8 | 
                                        
                                                                            
                                            | RAM Size | 
                                            12K x 8 | 
                                        
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 
                                            4.5V ~ 5.5V | 
                                        
                                                                            
                                            | Data Converters | 
                                            A/D 16x10b | 
                                        
                                                                            
                                            | Oscillator Type | 
                                            Internal | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C ~ 105°C (TA) | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            144-LQFP | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            144-LQFP (20x20) | 
                                        
                                                                            
                                            | Base Product Number | 
                                            S9S12 | 
                                        
                                                                            
                                            | ECCN | 
                                            3A991A2 | 
                                        
                                                                            
                                            | HTSUS | 
                                            8542.31.0001 | 
                                        
                                                                            
                                            | Standard Package | 
                                            1 | 
                                        
                                                                                                    
                            
                         
                                                HCS12 HCS12 Microcontroller IC 16-Bit 50MHz 256KB (256K x 8) FLASH 144-LQFP (20x20)