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| Part Number | STM32F051R4T6 | STM32F051R8T6 | STM32F051R6T6 | STM32F051C4T6 | STM32F051K4T6 |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Active | Active |
| Core Processor | ARM® Cortex®-M0 | ARM® Cortex®-M0 | ARM® Cortex®-M0 | ARM® Cortex®-M0 | ARM® Cortex®-M0 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 48MHz | 48MHz | 48MHz | 48MHz | 48MHz |
| Connectivity | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | DMA, I²S, POR, PWM, WDT | DMA, I²S, POR, PWM, WDT | DMA, I²S, POR, PWM, WDT | DMA, I²S, POR, PWM, WDT | DMA, I²S, POR, PWM, WDT |
| Number of I/O | 55 | 55 | 55 | 39 | 25 |
| Program Memory Size | 16KB (16K x 8) | 64KB (64K x 8) | 32KB (32K x 8) | 16KB (16K x 8) | 16KB (16K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | - | - | - | - | - |
| RAM Size | 8K x 8 | 8K x 8 | 8K x 8 | 8K x 8 | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 3.6V | 2V ~ 3.6V | 2V ~ 3.6V | 2V ~ 3.6V | 2V ~ 3.6V |
| Data Converters | A/D 19x12b; D/A 1x12b | A/D 19x12b; D/A 1x12b | A/D 19x12b; D/A 1x12b | A/D 13x12b; D/A 1x12b | A/D 13x12b; D/A 1x12b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 64-LQFP | 64-LQFP | 64-LQFP | 48-LQFP | 32-LQFP |
| Supplier Device Package | 64-LQFP (10x10) | - | 64-LQFP (10x10) | 48-LQFP (7x7) | 32-LQFP (7x7) |
