| Installation type | Surface mount | 
| packing | TR,CT | 
| series | megaAVR® 0, Functional Safety (FuSa) | 
| Part status | On sale | 
| Memory type | Flash Memory | 
| storage capacity | 32KB(16K x 16) | 
| speed | 20MHz | 
| Voltage - Supply | 1.8V ~ 5.5V | 
| working temperature | -40°C ~ 125°C(TA) | 
| Encapsulation/Housing | 32-VFQFN Exposed Pad | 
| Country of origin | USA | 
| Warehouse | China/Hong Kong | 
| quality | Original genuine | 
| Number of cores | 8 bit | 
| Core processor | AVR | 
| Connectivity | I²C,SPI,UART/USART | 
| peripheral | Undervoltage detection,reset,POR,WDT | 
| Number of I/Os | 27 | 
| EEPROM capacity | 256 x 8 | 
| RAM size | 4K x 8 | 
| Data converter | A/D 12x10b | 
| Oscillator type | Inside |