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| PartNumber | STM32F446ZEH7 | STM32F446ZEH6 | STM32F446ZEH6TR |
| Description | 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 | 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 |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | UFBGA-144 | - | 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 | 1.7 V to 3.6 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Product | MCU+FPU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | - | - |
| Interface Type | CAN, I2C, HDMI, Quad SPI, SAI, SDIO, SPI / I2S, USART / UART, USB OTG FS, USB OTG HS | - | - |
| Analog Supply Voltage | 1.7 V to 2.4 V, 2.4 V to 3.6 V | 3.3 V | 3.3 V |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| Development Kit | STM32446E-EVAL, NUCLEO-F446ZE | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 24 Channel | - | - |
| Number of Timers/Counters | 14 Timer | - | - |
| Processor Series | STM32F446 | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2496 | 2496 | 2500 |
| 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 |
| Watchdog Timers | Watchdog Timer, Windowed | - | - |
| I/O Voltage | - | 3.3 V | 3.3 V |
| Tradename | - | STM32 | STM32 |
| Unit Weight | - | 0.091712 oz | - |