| PartNumber | STM32F423CHU6 | STM32F423MHY3TR | STM32F423MHY6TR |
| Description | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU High-performance access line, ARM Cortex-M4 core with DSP and FPU, 1,5 MByte Flash, 100 MHz CPU, ART Accelerator, DFSDM, AES | ARM Microcontrollers - MCU 16/32-BITS MICROS |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UFQFPN-48 | WLCSP-81 | WLCSP-81 |
| Series | STM32F423CH | STM32F423MH | STM32F423MH |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 100 MHz | 100 MHz | 100 MHz |
| Program Memory Size | 1536 kB | 1536 kB | 1536 kB |
| Data RAM Size | 320 kB | 32 kB | 320 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 36 I/O | 60 I/O | 60 I/O |
| Operating Supply Voltage | 1.7 V to 3.6 V | 1.7 V to 3.6 V | 1.7 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 125 C | + 85 C |
| Product | MCU+FPU | MCU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | CAN, I2C, I2S, SAI, SPI, USART/UART, USB | CAN, I2C, SPI, UART/USART, USB | CAN, I2C, I2S, SAI, SPI, USART/UART, USB |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 10 Channel | 16 Channel | 16 Channel |
| Number of Timers/Counters | 15 Timer | 13 x 16 bit, 2 x 32 bit | 15 Timer |
| Processor Series | STM32F423 | - | STM32F423 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1560 | 5000 | 5000 |
| 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 |
| Watchdog Timers | Watchdog Timer | Watchdog Timer, Windowed | Watchdog Timer |