| PartNumber | STM32G431CBT6 | STM32G431CBU6 | STM32G431CBU3 |
| Description | ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 128Kbytes of Flash memory, Math Accelerator, Medium Analog level integration | ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 128Kbytes of Flash memory, Math Accelerator, Medium Analog level integration | ARM Microcontrollers - MCU |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-48 | UFQFPN-48 | UFQFPN-48 |
| Series | STM32G431x6 | STM32G431x6 | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 170 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| ADC Resolution | 16 bit | 16 bit | 12 bit |
| Number of I/Os | 86 I/O | 86 I/O | 38 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.7 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 125 C |
| Product | MCU+FPU | MCU+FPU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 18 Channel | 18 Channel | 18 Channel |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1500 | 1560 | 1560 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | Arm Cortex | Arm Cortex | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer, Windowed |
| Interface Type | - | - | I2C, SPI, USART |
| DAC Resolution | - | - | 12 bit |
| Number of Timers/Counters | - | - | 1 x 32 bit, 10 x 16 bit |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 1.7 V |