| PartNumber | STM32F303RET6 | STM32F303RET6TR | STM32F303RET7 |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU Mainstream Mixed signals MCUs ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 72 MHz CPU, MPU, CCM, 12-bit ADC 5 MSPS, PGA, comparators | ARM Microcontrollers - MCU 16/32-BITS MICROS |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-64 | LQFP-64 | LQFP-64 |
| Series | STM32F303RE | STM32F303RE | STM32F303RE |
| Core | ARM Cortex M4 | - | ARM Cortex M4 |
| Data Bus Width | 32 bit | - | 32 bit |
| Maximum Clock Frequency | 72 MHz | - | 72 MHz |
| Program Memory Size | 512 kB | - | 512 kB |
| Data RAM Size | 80 kB | - | 64 kB |
| ADC Resolution | 12 bit | - | 12 bit |
| Number of I/Os | 26 I/O | - | 26 I/O |
| Operating Supply Voltage | 2 V to 3.6 V | - | 2 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 105 C |
| Program Memory Type | Flash | - | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | SRAM |
| Interface Type | CAN, I2C, I2S, SPI, UART, USART, USB | - | I2C, SPI, USART, LPUART, USB |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 22 Channel | - | 22 Channel |
| Number of Timers/Counters | 15 Timer | - | 8 Timer |
| Processor Series | STM32F3 | - | STM32 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 960 | 1000 | 960 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | STM32 | STM32 | STM32 |
| Unit Weight | 0.012088 oz | - | 0.091712 oz |
| Product | - | - | MCU+FPU |
| Data ROM Size | - | - | - |
| Data ROM Type | - | - | - |
| Analog Supply Voltage | - | - | 2 V to 3.6 V |
| DAC Resolution | - | - | 12 bit |
| I/O Voltage | - | - | - |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 2 V |
| Watchdog Timers | - | - | Watchdog Timer, Windowed |