Overview
The STM32H743IIT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32H7 series. It features an Arm Cortex-M7 core operating at up to 480 MHz, along with 2MB of flash memory and 1MB of RAM. The microcontroller is equipped with an Art Accelerator, L1 cache, and a double-precision floating-point unit (DP-FPU), making it ideal for complex data processing and real-time tasks. It supports dual-bank flash memory with read-while-write capability and includes 192 Kbytes of TCM RAM for time-critical routines. The STM32H743IIT6 is designed for applications requiring high performance, low power consumption, and advanced digital signal processing capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | ARM® Cortex®-M7 |
| Frequency | Up to 480 MHz |
| Memory Size | 2MB Flash, 1MB RAM |
| RAM Type | 192 Kbytes of TCM RAM (64 Kbytes ITCM + 128 Kbytes DTCM) |
| Oscillator Type | Internal |
| Voltage - Supply (Vcc/Vdd) | 1.62V~3.6V |
| Interfaces | CAN, Ethernet, I2C, IrDA, LIN, SMBus, SPI, UART, USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT |
| Security Features | ROP, PC-ROP, Active Tamper Protection |
| I/O Ports | Up to 168 I/O ports with interrupt capability |
Key Features
- Dual-Bank Flash Memory: Supports read-while-write operations, enhancing operational efficiency and flexibility.
- TCM RAM: 192 Kbytes of TCM RAM, including 64 Kbytes of ITCM RAM and 128 Kbytes of DTCM RAM, for time-critical routines.
- External Memory Controller: Flexible controller with up to 32-bit data bus, supporting SRAM, PSRAM, SDRAM, and NOR/NAND flash memory.
- Security Features: Includes ROP, PC-ROP, and active tamper protection to ensure data security.
- Analog and Digital Converters: Three ADCs and two DACs for precise analog-to-digital and digital-to-analog conversions.
- Timers and Counters: High-resolution timer, 12 general-purpose 16-bit timers, two PWM timers for motor control, and five low-power timers.
- Communication Interfaces: Supports CAN, I2C, SAI, SDIO, SPI, USART, USB, and other advanced communication interfaces.
- True Random Number Generator (RNG): Enhances encryption and security functions.
- Digital Filters: Four digital filters for external sigma-delta modulators, improving signal processing quality.
Applications
- Motor Control: Suitable for controlling various motor types (BLDC, PMSM, ACIM, DC) using advanced PWM techniques and field-oriented control algorithms. Ideal for electric vehicles, industrial robots, drones, and power tools.
- Medical Equipment: Performs complex digital signal processing for medical imaging and diagnosis applications such as ultrasound, X-ray, MRI, and ECG. Supports low-power and secure communication protocols for wearable devices.
- Industrial Automation: Supports industrial protocols like CAN, Ethernet, Modbus, and Profibus for automation and control systems. Suitable for applications like PLCs, inverters, circuit breakers, and HVAC systems.
Q & A
- What is the core processor of the STM32H743IIT6?
The core processor is the ARM® Cortex®-M7.
- What is the maximum frequency of the STM32H743IIT6?
The maximum frequency is up to 480 MHz.
- How much flash and RAM memory does the STM32H743IIT6 have?
The STM32H743IIT6 has 2MB of flash memory and 1MB of RAM.
- What type of security features does the STM32H743IIT6 offer?
The STM32H743IIT6 includes ROP, PC-ROP, and active tamper protection.
- How many I/O ports does the STM32H743IIT6 have?
The STM32H743IIT6 has up to 168 I/O ports with interrupt capability.
- What types of communication interfaces are supported by the STM32H743IIT6?
The STM32H743IIT6 supports CAN, I2C, SAI, SDIO, SPI, USART, USB, and other advanced communication interfaces.
- Is the STM32H743IIT6 suitable for motor control applications?
Yes, it is suitable for controlling various motor types using advanced PWM techniques and field-oriented control algorithms.
- Can the STM32H743IIT6 be used in medical equipment?
Yes, it can perform complex digital signal processing for medical imaging and diagnosis applications.
- What industrial protocols does the STM32H743IIT6 support?
The STM32H743IIT6 supports industrial protocols like CAN, Ethernet, Modbus, and Profibus.
- Does the STM32H743IIT6 have any power-saving features?
Yes, it includes low-power modes such as Sleep, Stop, Standby, and VBAT, supporting battery charging and low-power consumption.
