Overview
The STM32H743IIK6TR is a high-performance microcontroller from STMicroelectronics, part of the STM32H742xI/G and STM32H743xI/G series. It is based on the 32-bit Arm® Cortex®-M7 core, operating at frequencies up to 480 MHz. This microcontroller is equipped with a floating-point unit (FPU) supporting Arm® double-precision and single-precision data-processing instructions. It features advanced security mechanisms, including a memory protection unit (MPU) and various power management options, making it suitable for a wide range of applications requiring high performance and low power consumption.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache |
| Frequency | Up to 480 MHz |
| Flash Memory | Up to 2 Mbytes with read-while-write support |
| RAM | Up to 1 Mbyte: 192 Kbytes of TCM RAM, up to 864 Kbytes of user SRAM, and 4 Kbytes of backup SRAM |
| ADCs | 3 ADCs with 16-bit max. resolution (up to 36 channels, up to 3.6 MSPS) |
| DACs | 2 × 12-bit D/A converters (1 MHz) |
| Timers | 12 general-purpose 16-bit timers, 2 × 32-bit timers |
| Communication Interfaces | 4 × I2Cs FM+ interfaces, 4 × USARTs/UARTs, 6 × SPIs, 2 × CAN controllers with CAN FD, 2 × USB OTG interfaces, Ethernet MAC interface |
| Operating Temperature | -40°C to 125°C |
| Power Consumption | 2.95 µA in Standby mode (Backup SRAM OFF, RTC/LSE ON) |
| Package | LQFP144, UFBGA169, and other variants |
Key Features
- High-performance Arm® Cortex®-M7 core with double-precision FPU and L1 cache.
- Up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM.
- Dual mode Quad-SPI memory interface and flexible external memory controller.
- Advanced security features including ROP, PC-ROP, and active tamper.
- Multiple communication interfaces such as I2C, USART, SPI, CAN, USB, and Ethernet.
- Low-power modes including Sleep, Stop, Standby, and VBAT with battery charging capability.
- Internal and external oscillators with multiple PLLs.
- Integrated peripherals like ADCs, DACs, comparators, operational amplifiers, and digital filters.
- Graphics support with LCD-TFT controller up to XGA resolution.
Applications
- Industrial automation and control systems.
- Medical devices requiring high precision and low power consumption.
- Automotive systems, including advanced driver-assistance systems (ADAS).
- Consumer electronics such as smart home devices and wearables.
- IoT devices and edge computing applications.
- Motor control and power management systems.
Q & A
- What is the core architecture of the STM32H743IIK6TR?
The STM32H743IIK6TR is based on the 32-bit Arm® Cortex®-M7 core. - What is the maximum operating frequency of the microcontroller?
The maximum operating frequency is up to 480 MHz. - How much flash memory and RAM does the microcontroller have?
It has up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM. - What are the key security features of this microcontroller?
The microcontroller includes a memory protection unit (MPU), ROP, PC-ROP, and active tamper detection. - What are the low-power modes supported by this microcontroller?
The microcontroller supports Sleep, Stop, Standby, and VBAT modes with battery charging capability. - What communication interfaces are available on this microcontroller?
It includes I2C, USART, SPI, CAN, USB, and Ethernet interfaces. - What is the typical power consumption in Standby mode?
The typical power consumption in Standby mode is 2.95 µA (Backup SRAM OFF, RTC/LSE ON). - What are the available package options for this microcontroller?
The available packages include LQFP144, UFBGA169, and other variants. - Does the microcontroller support graphics?
Yes, it supports graphics with an LCD-TFT controller up to XGA resolution. - What are some common applications for this microcontroller?
Common applications include industrial automation, medical devices, automotive systems, consumer electronics, IoT devices, and motor control systems.
