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| PartNumber | STM32F051R6T6 | STM32F051R6T6TR | STM32F051R6T6A |
| Description | ARM Microcontrollers - MCU Entry-Level ARM M0 32kB 2.0V to 3.6V | ARM Microcontrollers - MCU Entry Level ARM M0 16 Kbytes 48 MHz | |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-64 | LQFP-64 | - |
| Series | STM32F051R6 | STM32F051R6 | - |
| Core | ARM Cortex M0 | ARM Cortex M0 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 8 kB | 8 kB | - |
| 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 | + 85 C | - |
| Program Memory Type | Flash | Flash | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Data RAM Type | SRAM | SRAM | - |
| Moisture Sensitive | Yes | Yes | - |
| Processor Series | ARM Cortex M | ARM Cortex M | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 960 | 1000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Tradename | STM32 | STM32 | - |
| Unit Weight | 0.012088 oz | 0.012088 oz | - |
| Packaging | - | Reel | - |