| PartNumber | STM32F091VBT6 | STM32F091VCH6 | STM32F091VBT7 |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU 16/32-BITS MICROS |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | - | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-100 | UFBGA-100 | LQFP-100 |
| Series | STM32F091VB | STM32F091VC | STM32F091VB |
| Core | ARM Cortex M0 | ARM Cortex M0 | ARM Cortex M0 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz |
| Program Memory Size | 128 kB | 256 kB | 128 kB |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 88 I/O | 88 I/O | 88 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 | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | - | - | - |
| Data ROM Type | - | - | - |
| Interface Type | CAN, CEC, I2C , SPI, USART | CAN, CEC, I2C , SPI, USART | CAN, CEC, I2C , SPI, USART |
| Analog Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| I/O Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| Moisture Sensitive | Yes | - | Yes |
| Number of ADC Channels | 19 Channel | 19 Channel | 19 Channel |
| Number of Timers/Counters | 9 Timer | 9 Timer | 9 Timer |
| Processor Series | STM32 | STM32 | STM32 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 540 | 2496 | 540 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.091712 oz | - | 0.091712 oz |