The STM32H743VIT6 is a high-performance microcontroller primarily designed for demanding applications that require significant processing power, extensive memory, and advanced peripherals. It is suitable for a wide range of applications, including:

• Embedded Systems: Advanced industrial and consumer products that need high-speed processing and real-time control.
• Multimedia and Graphics: Applications that require powerful graphical interfaces, video processing, and multimedia capabilities.
• Networking and Communication: Devices that require high-speed communication and networking, including Ethernet, USB, and CAN protocols.
• Automotive: In-vehicle systems such as advanced driver assistance systems (ADAS), infotainment systems, and telematics.
• Industrial Automation: High-performance control systems, robotics, motor control, and automation requiring fast response times and real-time processing.
• IoT and Smart Devices: IoT applications needing efficient power management, connectivity, and fast data processing.

• Core:

  • Arm® Cortex®-M7 32-bit CPU with double-precision Floating Point Unit (FPU)
  • L1 Cache: 16 KB for data and 16 KB for instructions to optimize performance
  • Maximum frequency of up to 480 MHz for high-speed data processing
  • 1027 DMIPS/2.14 DMIPS/MHz (Dhrystone 2.1) performance
  • Full set of DSP instructions for signal processing
  • Memory Protection Unit (MPU) for enhanced security and task isolation

• Memory:

  • Up to 2 MB of Flash memory with read-while-write support
  • 1 MB of RAM, including:
    • 192 KB of TCM (Tightly Coupled Memory) RAM (64 KB of ITCM + 128 KB of DTCM) for time-critical operations
    • 864 KB of user-accessible SRAM
    • 4 KB of SRAM in the Backup domain for low-power operation
  • Dual-mode Quad-SPI memory interface running up to 133 MHz for fast access to external memory
  • Flexible external memory controller supporting up to a 32-bit data bus for SRAM, PSRAM, SDRAM/LPSDR SDRAM, and NOR/NAND flash

• Security:

  • ROP (Read-out protection) and PC-ROP (PC-Read-out protection) for preventing unauthorized reading of memory
  • Active tamper detection for enhanced system security in sensitive applications

• General-Purpose I/O:

  • Up to 168 I/O ports with interrupt capability
  • Configurable as fast I/Os (up to 108 MHz)
  • 5 V-tolerant I/Os for enhanced compatibility with external devices

• Power Management:

  • 3 Separate Power Domains that can be independently controlled for power optimization:
    • D1: High-performance capabilities
    • D2: Communication peripherals and timers
    • D3: Reset/clock control/power management
  • Wide voltage range from 1.62 to 3.6 V for both application supply and I/Os
  • Low-power modes including Sleep, Stop, and Standby modes for power savings
  • Voltage scaling in Run and Stop modes with six configurable ranges for efficient power usage
  • Backup regulator (~0.9 V) and battery support for low-power operation

• Clock Management:

  • Internal oscillators:
    • 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, and 32 kHz LSI
  • External oscillators:
    • 4–48 MHz HSE for high-speed operation
    • 32.768 kHz LSE for the low-speed external oscillator used by RTC

• Low-Power Consumption:

  • Ultra-low 2.95 µA in Standby mode (Backup SRAM OFF, RTC/LSE ON) for minimal power consumption
  • VBAT battery operating mode with charging capability for energy-efficient operation in battery-powered devices
  • CPU and domain power state monitoring pins for effective power management and system monitoring

• Connectivity and Communication:

  • Extensive communication interfaces for high-speed data transfer, including:
    • USB 2.0 (full-speed/device/host/OTG), Ethernet, CAN, SPI, I2C, and USART
    • Dual-mode Quad-SPI for fast external memory access
  • Dedicated USB power rail with internal 3.3 V regulator to supply internal PHYs

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