| Parameters | 
                                    
                                                                                                            
                                        | Speed | 
                                        16MHz | 
                                    
                                                                        
                                        | Connectivity | 
                                        SPI | 
                                    
                                                                        
                                        | Peripherals | 
                                        Brown-out Detect/Reset, PWM, WDT | 
                                    
                                                                        
                                        | Number of I/O | 
                                        16 | 
                                    
                                                                        
                                        | Program Memory Size | 
                                        8KB (8K x 8) | 
                                    
                                                                        
                                        | Program Memory Type | 
                                        FLASH | 
                                    
                                                                        
                                        | EEPROM Size | 
                                        512 x 8 | 
                                    
                                                                        
                                        | RAM Size | 
                                        256 x 8 | 
                                    
                                                                        
                                        | Voltage - Supply (Vcc/Vdd) | 
                                        2.7V ~ 5.5V | 
                                    
                                                                        
                                        | Data Converters | 
                                        A/D 8x10b; D/A 1x10b | 
                                    
                                                                        
                                        | Oscillator Type | 
                                        Internal | 
                                    
                                                                        
                                        | Operating Temperature | 
                                        -40°C ~ 105°C (TA) | 
                                    
                                                                        
                                        | Mounting Type | 
                                        Surface Mount | 
                                    
                                                                        
                                        | Package / Case | 
                                        20-SOIC (0.295", 7.50mm Width) | 
                                    
                                                                        
                                        | Supplier Device Package | 
                                        20-SOIC | 
                                    
                                                                        
                                        | Base Product Number | 
                                        AT90PWM81 | 
                                    
                                                                        
                                        | ECCN | 
                                        EAR99 | 
                                    
                                                                        
                                        | HTSUS | 
                                        8542.31.0001 | 
                                    
                                                                        
                                        | Standard Package | 
                                        107 | 
                                    
                                                                        
                                        | Mfr | 
                                        Atmel | 
                                    
                                                                        
                                        | Series | 
                                        AVR® 90PWM Lighting | 
                                    
                                                                        
                                        | Package | 
                                        Bulk | 
                                    
                                                                        
                                        | Product Status | 
                                        Active | 
                                    
                                                                        
                                        | Core Processor | 
                                        AVR | 
                                    
                                                                        
                                        | Core Size | 
                                        8-Bit | 
                                    
                                                                                                        
                            
                         
                                                AVR AVR® 90PWM Lighting Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 20-SOIC