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| PartNumber | STM32F446ZET7 | STM32F446ZET6 | STM32F446ZET6U |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU 16/32-BITS MICROS | |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Series | STM32F446ZE | STM32F446ZE | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | - |
| Product | MCU+FPU | MCU+FPU | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Analog Supply Voltage | 3.3 V | 3.3 V | - |
| DAC Resolution | 12 bit | 12 bit | - |
| I/O Voltage | 3.3 V | 3.3 V | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 360 | 360 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 1.7 V | 1.7 V | - |
| Tradename | STM32 | STM32 | - |
| Unit Weight | 0.091712 oz | 0.045518 oz | - |
| RoHS | - | Y | - |
| Mounting Style | - | SMD/SMT | - |
| Package / Case | - | LQFP-144 | - |
| Maximum Clock Frequency | - | 180 MHz | - |
| Program Memory Size | - | 512 kB | - |
| Data RAM Size | - | 128 kB | - |
| Number of I/Os | - | 114 I/O | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Length | - | 20 mm | - |
| Program Memory Type | - | Flash | - |
| Data RAM Type | - | SRAM | - |
| Interface Type | - | CAN, HDMI, I2C, I2S, SAI, SDIO, SPI, USART, USB | - |
| Moisture Sensitive | - | Yes | - |
| Number of ADC Channels | - | 24 Channel | - |
| Number of Timers/Counters | - | 14 Timer | - |
| Processor Series | - | STM32 | - |