Overview
The STM32H743BIT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32H7 series. It is based on the 32-bit Arm® Cortex®-M7 core, which operates at a frequency of up to 480 MHz. This MCU is designed for applications requiring high processing power, low power consumption, and advanced security features. The STM32H743BIT6 is particularly suited for use in industrial, automotive, and consumer electronics where robust performance and reliability are critical.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 with double-precision FPU and L1 cache (16 Kbytes of data and 16 Kbytes of instruction 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 (including 64 Kbytes of ITCM RAM and 128 Kbytes of DTCM RAM), up to 864 Kbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain |
| Communication Interfaces | Up to 35 peripherals including I2C, USART, SPI, CAN, USB OTG, Ethernet MAC, and more |
| Analog Peripherals | 3x ADCs with 16-bit max. resolution, 2x 12-bit D/A converters, temperature sensor, ultra-low-power comparators, operational amplifiers |
| Power Supply | 1.62 to 3.6 V application supply and I/Os, multiple power domains, low-power modes (Sleep, Stop, Standby, VBAT) |
| Security Features | ROP, PC-ROP, active tamper, Crypto/hash hardware acceleration, Secure Firmware Install (SFI), Secure Boot Secure Firmware Update (SBSFU) |
| Graphics | LCD-TFT controller up to XGA resolution, Chrom-ART Accelerator™, JPEG hardware accelerator |
Key Features
- High-Performance Core: 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache, operating at up to 480 MHz.
- Advanced Memory: Up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM, including TCM RAM and user SRAM.
- Extensive Communication Interfaces: Includes I2C, USART, SPI, CAN, USB OTG, Ethernet MAC, and more.
- Robust Analog Capabilities: Features 3x ADCs, 2x 12-bit D/A converters, temperature sensor, ultra-low-power comparators, and operational amplifiers.
- Power Efficiency: Multi-power domain architecture, low-power modes (Sleep, Stop, Standby, VBAT), and voltage scaling in Run and Stop modes.
- Enhanced Security: Includes ROP, PC-ROP, active tamper, Crypto/hash hardware acceleration, Secure Firmware Install (SFI), and Secure Boot Secure Firmware Update (SBSFU).
- Graphics and Multimedia: LCD-TFT controller up to XGA resolution, Chrom-ART Accelerator™, and JPEG hardware accelerator.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial IoT applications.
- Automotive Systems: Used in advanced driver-assistance systems (ADAS), infotainment systems, and vehicle control units.
- Consumer Electronics: Ideal for smart home devices, wearables, and other consumer electronics requiring high performance and low power consumption.
- Medical Devices: Can be used in medical diagnostic equipment, patient monitoring systems, and other medical applications.
- Aerospace and Defense: Suitable for various aerospace and defense applications due to its high reliability and security features.
Q & A
- What is the core architecture of the STM32H743BIT6?
The STM32H743BIT6 is based on the 32-bit Arm® Cortex®-M7 core with a double-precision FPU and L1 cache.
- What is the maximum operating frequency of the STM32H743BIT6?
The maximum operating frequency is up to 480 MHz.
- How much flash memory and RAM does the STM32H743BIT6 have?
It has up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM.
- What are the key security features of the STM32H743BIT6?
Key security features include ROP, PC-ROP, active tamper, Crypto/hash hardware acceleration, Secure Firmware Install (SFI), and Secure Boot Secure Firmware Update (SBSFU).
- What types of communication interfaces are available on the STM32H743BIT6?
The MCU includes up to 35 communication peripherals such as I2C, USART, SPI, CAN, USB OTG, Ethernet MAC, and more.
- What are the power supply and low-power modes of the STM32H743BIT6?
The MCU operates from 1.62 to 3.6 V and features multiple power domains and low-power modes (Sleep, Stop, Standby, VBAT).
- Does the STM32H743BIT6 support graphics and multimedia functions?
Yes, it includes an LCD-TFT controller up to XGA resolution, Chrom-ART Accelerator™, and JPEG hardware accelerator.
- What are some typical applications of the STM32H743BIT6?
Typical applications include industrial automation, automotive systems, consumer electronics, medical devices, and aerospace and defense.
- How does the STM32H743BIT6 manage clock and power states?
The MCU features internal oscillators, external oscillators, and multiple power domains that can be independently clock-gated or switched off.
- What is the role of the Chrom-ART Accelerator™ in the STM32H743BIT6?
The Chrom-ART Accelerator™ enhances graphical content creation while saving core processing power.
