Overview
The STM32H743AII6TR 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 up to 480 MHz and featuring a double-precision floating-point unit (FPU) and DSP instructions. This microcontroller is designed to provide high computational performance, extensive memory, and a wide range of peripherals, making it suitable for demanding applications in various fields.
Key Specifications
| Specification | Details |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache; frequency up to 480 MHz, MPU, 1027 DMIPS/ 2.14 DMIPS/MHz (Dhrystone 2.1), and DSP instructions |
| Memories | Up to 2 Mbytes of flash memory with read-while-write support, up to 1 Mbyte of RAM (including 192 Kbytes of TCM RAM, up to 864 Kbytes of user SRAM, and 4 Kbytes of backup SRAM) |
| Memory Interface | Dual mode Quad-SPI memory interface running up to 133 MHz, flexible external memory controller with up to 32-bit data bus |
| Power Supply | 1.62 to 3.6 V application supply and I/Os, dedicated USB power, embedded regulator (LDO), and low-power modes |
| Peripherals | Up to 168 I/O ports, 3 ADCs, 2 DACs, 2 ultra-low power comparators, 2 operational amplifiers, and extensive communication interfaces (I2C, USART, SPI, CAN, USB OTG, Ethernet) |
| Timers | High-resolution timer, 12 general-purpose 16-bit timers, 2 PWM timers for motor control, 5 low-power timers, and 2 watchdogs |
| Package | UFBGA 169 7x7x0.6 P 0.5 mm |
| Operating Temperature | -40°C to 125°C |
Key Features
- High-performance Arm® Cortex®-M7 core with double-precision FPU and DSP instructions
- Extensive memory options including up to 2 Mbytes of flash and 1 Mbyte of RAM
- Dual mode Quad-SPI memory interface and flexible external memory controller
- Low-power modes including Sleep, Stop, Standby, and VBAT with battery charging capability
- Multiple communication interfaces such as I2C, USART, SPI, CAN, USB OTG, and Ethernet
- Advanced analog peripherals including ADCs, DACs, comparators, and operational amplifiers
- High-resolution timer and various general-purpose and low-power timers
- Graphics capabilities with LCD-TFT controller and Chrom-ART graphical hardware accelerator
Applications
The STM32H743AII6TR is versatile and can be used in a variety of applications, including:
- Industrial automation and control systems
- Medical devices requiring high computational power and precision
- Automotive systems, especially those needing advanced motor control and communication interfaces
- Consumer electronics such as smart home devices and personal electronics
- IoT devices that require robust security and low-power consumption
Q & A
- What is the core architecture of the STM32H743AII6TR?
The STM32H743AII6TR is based on the 32-bit Arm® Cortex®-M7 core with a double-precision FPU and DSP instructions. - What is the maximum frequency of the microcontroller?
The microcontroller operates at up to 480 MHz. - How much flash and RAM does the STM32H743AII6TR have?
It has up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM. - What are the power supply options for this microcontroller?
The microcontroller supports an application supply and I/Os from 1.62 to 3.6 V, along with dedicated USB power and an embedded regulator (LDO). - What are the low-power modes available?
The microcontroller supports Sleep, Stop, Standby, and VBAT modes with battery charging capability. - What communication interfaces are available?
The microcontroller includes I2C, USART, SPI, CAN, USB OTG, and Ethernet interfaces. - Does the microcontroller have any graphics capabilities?
Yes, it includes an LCD-TFT controller and a Chrom-ART graphical hardware accelerator. - What is the operating temperature range of the STM32H743AII6TR?
The operating temperature range is from -40°C to 125°C. - What package options are available for this microcontroller?
The microcontroller is available in a UFBGA 169 7x7x0.6 P 0.5 mm package. - What security features does the STM32H743AII6TR offer?
The microcontroller includes ROP, PC-ROP, and active tamper security features.
