| Installation type | Surface mount |
| packing | TR,CT |
| series | AT91 |
| Part status | On sale |
| Memory type | ROMless |
| speed | 33MHz |
| Voltage - Supply | 1.8V ~ 3.6V |
| working temperature | -40°C ~ 85°C(TA) |
| Encapsulation/Housing | 100-LQFP |
| Country of origin | USA |
| Warehouse | China/Hong Kong |
| quality | Original genuine |
| Number of cores | 16/32-bit |
| Core processor | ARM7® |
| Connectivity | EBI/EMI,UART/USART |
| peripheral | POR,WDT |
| Number of I/Os | 32 |
| RAM size | 8K x 8 |
| Oscillator type | outside |