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| PartNumber | STM32F334K4T6 | STM32F334K6T6 | STM32F334K6T7 |
| 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-32 | LQFP-32 | LQFP-32 |
| Series | STM32F334K4 | STM32F334K6 | STM32F3 |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 72 MHz | 72 MHz | 72 MHz |
| Program Memory Size | 16 kB | 32 kB | 32 kB |
| Data RAM Size | 12 kB | 12 kB | 16 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 10 I/O | 10 I/O | 10 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 |
| Interface Type | CAN, I2C, SPI, UART | CAN, I2C, SPI, UART | CAN, I2C, LIN, USART |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 9 | 9 | 10 Channel |
| Number of Timers/Counters | 12 Timer | 12 Timer | - |
| Processor Series | ARM Cortex M | ARM Cortex M | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1500 | 1500 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | STM32 | STM32 | ARM; Cortex |
| Unit Weight | 0.027302 oz | 0.027302 oz | - |
| Analog Supply Voltage | - | - | 2 V to 3.6 V |
| DAC Resolution | - | - | 12 bit |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 2 V |
| Watchdog Timers | - | - | Watchdog Timer, Windowed |