Overview
The STM32H747IIT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32H7 series. This dual-core MCU integrates an Arm® Cortex®-M7 core and an Arm® Cortex®-M4 core, providing a robust and efficient solution for a wide range of applications. The device is designed to offer high processing power, extensive memory, and a rich set of peripherals, making it suitable for complex and demanding tasks.
Key Specifications
| Category | Specification |
|---|---|
| Core Processor | Arm® Cortex®-M7 and Arm® Cortex®-M4 |
| Speed | Up to 480 MHz (Cortex®-M7), up to 240 MHz (Cortex®-M4) |
| Program Memory Size | Up to 2 MB Flash with read-while-write support |
| RAM Size | 1 MB: 192 Kbytes of TCM RAM, 864 Kbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain |
| Package Type | 176-LQFP (24x24 mm) |
| Operating Temperature | -40°C to 85°C (TA) |
| Voltage Supply | 1.62 V to 3.6 V |
| Number of I/O | Up to 168 I/O ports with interrupt capability |
| Communication Peripherals | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG |
| Analog Peripherals | 3× ADCs (16-bit, up to 36 channels), 1× temperature sensor, 2× 12-bit D/A converters, 2× ultra-low-power comparators, 2× operational amplifiers |
Key Features
- Dual-core architecture with Arm® Cortex®-M7 and Arm® Cortex®-M4 cores, each with FPU and DSP instructions.
- High-performance capabilities with up to 480 MHz (Cortex®-M7) and up to 240 MHz (Cortex®-M4) clock speeds.
- Extensive memory options including up to 2 MB of Flash memory and 1 MB of RAM.
- Dual mode Quad-SPI memory interface and flexible external memory controller.
- Rich set of peripherals including multiple I²Cs, USARTs, SPIs, SAIs, CAN controllers, USB OTG interfaces, and Ethernet MAC interface.
- Advanced analog peripherals such as ADCs, DACs, comparators, and operational amplifiers.
- Graphics capabilities including LCD-TFT controller up to XGA resolution and Chrom-ART graphical hardware accelerator.
- Multiple timers and watchdogs, including high-resolution timers and advanced motor control timers.
- Low-power modes and power management features including voltage scaling and backup regulator.
- Security features such as ROP, PC-ROP, and active tamper detection.
Applications
- Industrial automation and control systems.
- Medical devices requiring high processing power and precision.
- Automotive systems, including infotainment and driver assistance.
- Consumer electronics such as smart home devices and wearables.
- IoT devices that require advanced processing and communication capabilities.
- High-performance computing in embedded systems.
Q & A
- What are the core processors used in the STM32H747IIT6?
The STM32H747IIT6 uses an Arm® Cortex®-M7 core and an Arm® Cortex®-M4 core.
- What is the maximum clock speed of the Cortex®-M7 and Cortex®-M4 cores?
The Cortex®-M7 core can operate up to 480 MHz, and the Cortex®-M4 core can operate up to 240 MHz.
- How much Flash and RAM does the STM32H747IIT6 have?
The device has up to 2 MB of Flash memory and 1 MB of RAM.
- What types of communication peripherals are available on the STM32H747IIT6?
The device includes CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, and USB OTG interfaces.
- What are the key analog peripherals of the STM32H747IIT6?
The device features 3× ADCs (16-bit, up to 36 channels), 1× temperature sensor, 2× 12-bit D/A converters, 2× ultra-low-power comparators, and 2× operational amplifiers.
- Does the STM32H747IIT6 support low-power modes?
Yes, it supports low-power modes including Sleep, Stop, Standby, and VBAT with battery charging capability.
- What is the operating temperature range of the STM32H747IIT6?
The operating temperature range is -40°C to 85°C (TA).
- What is the voltage supply range for the STM32H747IIT6?
The voltage supply range is 1.62 V to 3.6 V.
- Does the STM32H747IIT6 have any security features?
Yes, it includes security features such as ROP, PC-ROP, and active tamper detection.
- What are the graphics capabilities of the STM32H747IIT6?
The device includes an LCD-TFT controller up to XGA resolution and a Chrom-ART graphical hardware accelerator.
- What types of timers and watchdogs are available on the STM32H747IIT6?
The device includes multiple timers and watchdogs, such as high-resolution timers, advanced motor control timers, and independent and window watchdogs.
