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| PartNumber | STM32F101CBT6TR | STM32F101CBU6 | STM32F101CBT6 |
| Description | ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line | ARM Microcontrollers - MCU Access line ARM Cortex-M3 MCU 128Kb | ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC |
| 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 | UFQFPN-48 | LQFP-48 |
| Series | STM32F101CB | STM32F101CB | STM32F101CB |
| Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 36 MHz | 36 MHz | 36 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 16 kB | 16 kB | 16 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 37 I/O | - | 37 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 | + 85 C |
| Packaging | Reel | Tray | Tray |
| Height | 1.4 mm | - | 1.4 mm |
| Length | 7 mm | - | 7 mm |
| Program Memory Type | Flash | Flash | Flash |
| Width | 7 mm | - | 7 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | I2C, SPI, USART | - | I2C, SPI, USART |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 10 | - | 10 |
| Number of Timers/Counters | 3 Timer | - | 3 Timer |
| Processor Series | ARM Cortex M | ARM Cortex M | ARM Cortex M |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2400 | 1560 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | 3.6 V |
| Supply Voltage Min | 2 V | - | 2 V |
| Tradename | STM32 | STM32 | STM32 |
| Unit Weight | 0.006409 oz | 0.056015 oz | 0.006409 oz |
| Product | - | - | MCU |