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| PartNumber | STM32F437IIH6 | STM32F437IIT6 | STM32F437IIH6TR |
| Description | ARM Microcontrollers - MCU DSP FPU ARM CortexM4 2Mb Flash 168MHz | ARM Microcontrollers - MCU 32B ARM Cortex-M4 2Mb Flash 168MHz CPU | ARM Microcontrollers - MCU Hi-performance DSP FPU ARM CortexM4 MCU |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | BGA-176 | LQFP-176 | - |
| Series | STM32F437II | STM32F437II | STM32F437II |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 180 MHz | 180 MHz | - |
| Program Memory Size | 2 MB | 2 MB | - |
| Data RAM Size | 256 kB | 256 kB | - |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 140 I/O | 140 I/O | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Program Memory Type | Flash | Flash | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | CAN, I2C, SAI, SDIO, SPI, UART, USART, USB | CAN, I2C, SPI, UART, USART, USB | - |
| 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 | Yes | Yes |
| Number of ADC Channels | 24 | 3 | - |
| Number of Timers/Counters | 14 Timer | 12 Timer | - |
| Processor Series | ARM Cortex M | ARM Cortex M | ARM Cortex M |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1008 | 400 | 1500 |
| 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 |
| Unit Weight | 0.077991 oz | 0.067010 oz | - |
| Packaging | - | - | Reel |