| PartNumber | STM32G474QET3 | STM32G474QET6 | STM32G474QET6U |
| Description | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | 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-128 | LQFP-128 | LQFP-128 |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 170 MHz | 170 MHz | 170 MHz |
| Program Memory Size | 512 kB | 512 kB | 512 kB |
| Data RAM Size | 128 kB | 128 kB | 128 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 107 I/O | 107 I/O | 107 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 85 C | + 85 C |
| Product | MCU+FPU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | I2C, SPI, USART |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| Number of ADC Channels | 42 Channel | 42 Channel | 42 Channel |
| Number of Timers/Counters | 2 x 32 bit, 10 x 16 bit | 2 x 32 bit, 10 x 16 bit | 2 x 32 bit, 10 x 16 bit |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 540 | 540 | 540 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |