| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                Silicon Labs | 
                                            
                                                                                    
                                                | Series | 
                                                Laser Bee | 
                                            
                                                                                    
                                                | Package | 
                                                Tape & Reel (TR) | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Core Processor | 
                                                CIP-51 8051 | 
                                            
                                                                                    
                                                | Core Size | 
                                                8-Bit | 
                                            
                                                                                    
                                                | Speed | 
                                                72MHz | 
                                            
                                                                                    
                                                | Connectivity | 
                                                I²C, SMBus, SPI, UART/USART | 
                                            
                                                                                    
                                                | Peripherals | 
                                                Brown-out Detect/Reset, POR, PWM, WDT | 
                                            
                                                                                    
                                                | Number of I/O | 
                                                28 | 
                                            
                                                                                    
                                                | Program Memory Size | 
                                                64KB (64K x 8) | 
                                            
                                                                                    
                                                | Program Memory Type | 
                                                FLASH | 
                                            
                                                                                    
                                                | EEPROM Size | 
                                                - | 
                                            
                                                                                    
                                                | RAM Size | 
                                                4.25K x 8 | 
                                            
                                                                                    
                                                | Voltage - Supply (Vcc/Vdd) | 
                                                2.2V ~ 3.6V | 
                                            
                                                                                    
                                                | Data Converters | 
                                                A/D 20x14b; D/A 4x12b | 
                                            
                                                                                    
                                                | Oscillator Type | 
                                                Internal | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                -40°C ~ 105°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                32-TQFP | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                32-QFP (7x7) | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                EFM8LB12 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                RoHS Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                2  (1 Year) | 
                                            
                                                                                    
                                                | ECCN | 
                                                3A991A2 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.31.0001 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                500 | 
                                            
                                                                                                                
                                
                             
                                                CIP-51 8051 Laser Bee Microcontroller IC 8-Bit 72MHz 64KB (64K x 8) FLASH 32-QFP (7x7)