| 欧盟RoHS指令 | Compliant |
| 美国出口管制分类ECCN编码 | 3A991a.2. |
| 环保无铅 | Active |
| 美国海关商品代码 | 8542.31.00.25 |
| Automotive | No |
| PPAP | No |
| Family Name | AT32 |
| Instruction Set Architecture | RISC |
| Device Core | AVR |
| Core Architecture | AVR |
| Maximum CPU Frequency (MHz) | 66 |
| Maximum Clock Rate (MHz) | 66 |
| Data Bus Width (bit) | 32 |
| Program Memory Type | Flash |
| Program Memory Size | 256KB |
| RAM Size | 128KB |
| Maximum Expanded Memory Size | 16MB |
| Programmability | Yes |
| Interface Type | I2C/SPI/USART/USB |
| Number of I/Os | 110 |
| No. of Timers | 3 |
| Number of ADCs | Single |
| ADC Channels | 8 |
| ADC Resolution (bit) | 10 |
| USART | 4 |
| UART | 0 |
| USB | 1 |
| SPI | 2 |
| I2C | 2 |
| I2S | 0 |
| CAN | 0 |
| Ethernet | 0 |
| Watchdog | 1 |
| Minimum Operating Supply Voltage (V) | 1.75|3 |
| Typical Operating Supply Voltage (V) | 1.85|3.3 |
| Maximum Operating Supply Voltage (V) | 1.95|3.6 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 85 |
| Supplier Temperature Grade | Industrial |
| Packaging | Tray |
| Mounting | Surface Mount |
| Package Height | 1.45(Max) |
| Package Width | 20.1(Max) |
| Package Length | 20.1(Max) |
| PCB changed | 144 |
| Standard Package Name | QFP |
| Supplier Package | LQFP |
| Pin Count | 144 |
| Lead Shape | Gull-wing |
