| PartNumber | STM32F103TBU6TR | STM32F103TBU6 | STM32F103TBU7 |
| Description | ARM Microcontrollers - MCU Mainstream Performance line, ARM Cortex-M3 MCU with 128 Kbytes Flash, 72 MHz CPU, motor control, USB and CAN | ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM | ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 128kb PL |
| 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 | VFQFPN-36 | UFQFPN-36 | UFQFPN-36 |
| Series | STM32F103TB | STM32F103TB | STM32F103TB |
| Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 72 MHz | 72 MHz | 72 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 20 kB | 20 kB | 20 kB |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 26 I/O | - | - |
| Operating Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 105 C |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | CAN, I2C, SPI, USART, USB | - | - |
| Analog Supply Voltage | 2.4 V to 3.6 V | - | - |
| I/O Voltage | 2 V to 3.6 V | - | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 10 Channel | - | - |
| Number of Timers/Counters | 4 Timer | - | - |
| Processor Series | STM32F103 | ARM Cortex M | ARM Cortex M |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 3000 | 2940 | 2940 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 2 V | - | - |
| Tradename | STM32 | STM32 | STM32 |
| Watchdog Timers | Watchdog Timer, Windowed | - | - |
| Packaging | - | Tray | Tray |
| Unit Weight | - | 0.071712 oz | - |