Spesifikasi
| Nombor Bahagian | STM32L431CBU6 |
| Pengeluar | STMikroelektronik |
| Penerangan | IC MCU 32BIT 128KB FLASH 48QFN |
| Voltan – Bekalan (Vcc/Vdd) | 1.71 V ~ 3.6 V |
| Kelajuan | 80MHz |
| Siri | STM32L4 |
| Saiz RAM | 64K x 8 |
| Jenis Memori Program | KILAT |
| Saiz Memori Program | 128KB (128K x 8) |
| Peranti | Pengesanan/Tetap Semula Perang, DMA, PWM, WDT |
| Jenis Pengayun | Dalaman |
| Suhu Operasi | -40°C ~ 85°C (TA) |
| Bilangan I/O | 39 |
| Saiz EEPROM | - |
| Penukar Data | A/D 10x12b, D/A 2x12b |
| Saiz Teras | 32-Bit |
| Pemproses Teras | ARM® Cortex®-M4 |
| Ketersambungan | CAN, I²C, IrDA, LIN, QSPI, SAI, SPI, SWPMI, UART/USART, USB |
