| Parameters | 
                                                                                                                        
                                                | Mfr | Silicon Labs | 
                                                                                    
                                                | Series | C8051F38x | 
                                                                                    
                                                | Package | Tray | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Core Processor | 8051 | 
                                                                                    
                                                | Core Size | 8-Bit | 
                                                                                    
                                                | Speed | 48 MIPS | 
                                                                                    
                                                | Connectivity | EBI/EMI, I²C, SPI, UART/USART | 
                                                                                    
                                                | Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 
                                                                                    
                                                | Number of I/O | 40 | 
                                                                                    
                                                | Program Memory Size | 32KB (32K x 8) | 
                                                                                    
                                                | Program Memory Type | FLASH | 
                                                                                    
                                                | EEPROM Size | - | 
                                                                                    
                                                | RAM Size | 2.25K x 8 | 
                                                                                    
                                                | Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.25V | 
                                                                                    
                                                | Data Converters | A/D 32x10b | 
                                                                                    
                                                | Oscillator Type | Internal | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 48-TQFP | 
                                                                                    
                                                | Supplier Device Package | 48-TQFP (7x7) | 
                                                                                    
                                                | Base Product Number | C8051F38 | 
                                                                                    
                                                | RoHS Status | RoHS Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.31.0001 | 
                                                                                    
                                                | Standard Package | 250 | 
                                                                                                                
                                
                             
                                                8051 C8051F38x Microcontroller IC 8-Bit 48 MIPS 32KB (32K x 8) FLASH 48-TQFP (7x7)