| 欧州RoHS | Compliant |
| ECCN (US) | 3A991a.2. |
| Part Status | Active |
| HTS | 8542.31.00.25 |
| Automotive | No |
| PPAP | No |
| Family Name | STM32L |
| Instruction Set Architecture | RISC |
| Device Core | ARM Cortex M4 |
| Core Architecture | ARM |
| Maximum CPU Frequency (MHz) | 120 |
| Maximum Clock Rate (MHz) | 120 |
| Data Bus Width (bit) | 32 |
| Program Memory Type | Flash |
| Program Memory Size | 2MB |
| RAM Size | 640.125KB |
| Programmability | Yes |
| Interface Type | CAN/I2C/SPI/UART/USART/USB |
| Number of I/Os | 115 |
| No. of Timers | 14 |
| Number of ADCs | Single |
| ADC Channels | 16 |
| ADC Resolution (bit) | 12 |
| Number of DACs | Dual |
| DAC Channels | 2/2 |
| DAC Resolution (bit) | 12/12 |
| USART | 3 |
| UART | 3 |
| USB | 1 |
| SPI | 3 |
| I2C | 4 |
| I2S | 0 |
| CAN | 1 |
| Ethernet | 0 |
| Minimum Operating Supply Voltage (V) | 1.71 |
| Typical Operating Supply Voltage (V) | 1.8|2.5|3.3 |
| Maximum Operating Supply Voltage (V) | 3.6 |
| Maximum Power Dissipation (mW) | 625 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 85 |
| Supplier Temperature Grade | Industrial |
| Packaging | Tray |
| Mounting | Surface Mount |
| Package Height | 1.4 |
| Package Width | 20 |
| Package Length | 20 |
| PCB changed | 144 |
| Standard Package Name | QFP |
| Supplier Package | LQFP |
| Pin Count | 144 |
| Lead Shape | Gull-wing |
