| PartNumber | STM32F303CBT6 | STM32F303CBT6TR | STM32F303CBT7 |
| Description | ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 128kB MCU FPU | ARM Microcontrollers - MCU Analog and DSP FPU ARM Cortex-M4 MCU | ARM Microcontrollers - MCU Mainstream Mixed signals MCUs ARM Cortex-M4 core with DSP and FPU, 128 Kbytes Flash, 72 MHz CPU, MPU, CCM, 12-bit ADC 5 MSPS, PGA, comparators |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-48 | LQFP-48 | LQFP-48 |
| Series | STM32F303CB | STM32F303CB | STM32F303CB |
| Core | ARM Cortex M4 | - | ARM Cortex M4 |
| Data Bus Width | 32 bit | - | 32 bit |
| Maximum Clock Frequency | 72 MHz | - | 72 MHz |
| Program Memory Size | 128 kB | - | 128 kB |
| Data RAM Size | 32 kB | - | 40 kB |
| ADC Resolution | 12 bit | - | 12 bit |
| Number of I/Os | 27 I/O | - | 37 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 |
| Length | 7 mm | - | - |
| Program Memory Type | Flash | - | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | SRAM |
| Interface Type | CAN, I2C, SPI, UART, USB | - | CAN, I2C, SPI, USART, USB |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 1 | - | 15 Channel |
| Number of Timers/Counters | 8 Timer | - | 9 x 16 bit, 1 x 32 bit |
| Processor Series | ARM Cortex M | ARM Cortex M | STM32F3 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1500 | 2400 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | STM32 | STM32 | STM32 |
| Unit Weight | 0.006409 oz | - | 0.061835 oz |
| Packaging | - | Reel | Tray |
| Product | - | - | MCU+DSP+FPU |
| Analog Supply Voltage | - | - | 2 V to 3.6 V |
| DAC Resolution | - | - | 12 bit |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 2 V |
| Watchdog Timers | - | - | Watchdog Timer, Windowed |