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| PartNumber | STM32F446ZEJ6 | STM32F446ZEJ6TR | STM32F446ZEJ7 |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI | 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 | Y |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | UFBGA-144 | - | - |
| Series | STM32F446ZE | STM32F446ZE | STM32F446ZE |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 180 MHz | - | - |
| Program Memory Size | 512 kB | - | - |
| Data RAM Size | 128 kB | - | - |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 114 I/O | - | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Product | MCU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2C , LIN , SPI , UART | - | - |
| Analog Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| I/O Voltage | 3.3 V | 3.3 V | 3.3 V |
| Moisture Sensitive | Yes | - | - |
| Number of Timers/Counters | 12 x 16 bit , 2 x 32 bit | - | - |
| Processor Series | STM32L0 | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1008 | 1500 | 1008 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.7 V | 1.7 V | 1.7 V |
| Tradename | STM32 | STM32 | STM32 |
| Watchdog Timers | Watchdog Timer | - | - |
| Unit Weight | 1.135998 oz | - | - |
| Packaging | - | Reel | - |