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| Part Number | STM32F334K8T7 | STM32F334R8T7 | STM32F334C8T7 | STM32F334K6T7 | STM32F334K8T6 |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Active | Active |
| Core Processor | ARM® Cortex®-M4 | ARM® Cortex®-M4 | ARM® Cortex®-M4 | ARM® Cortex®-M4 | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 72MHz | 72MHz | 72MHz | 72MHz | 72MHz |
| Connectivity | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | DMA, POR, PWM, WDT | DMA, POR, PWM, WDT | DMA, POR, PWM, WDT | DMA, POR, PWM, WDT | DMA, POR, PWM, WDT |
| Number of I/O | 25 | 51 | 37 | 25 | 25 |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 64KB (64K x 8) | 32KB (32K x 8) | 64KB (64K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | - | - | - | - | - |
| RAM Size | 12K x 8 | 12K x 8 | 12K x 8 | 12K x 8 | 12K 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 9x12b; D/A 3x12b | A/D 21x12b; D/A 3x12b | A/D 15x12b; D/A 3x12b | A/D 9x12b; D/A 3x12b | A/D 9x12b; D/A 3x12b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-LQFP | 64-LQFP | 48-LQFP | 32-LQFP | 32-LQFP |
| Supplier Device Package | 32-LQFP (7x7) | 64-LQFP (10x10) | 48-LQFP (7x7) | 32-LQFP (7x7) | 32-LQFP (7x7) |
