Overview
The STM32H743ZGT6 is a high-performance microcontroller from STMicroelectronics, based on the 32-bit Arm® Cortex®-M7 core. This MCU operates at a frequency of up to 480 MHz and features a double-precision floating-point unit (FPU) and a memory protection unit (MPU) to enhance application security. It is part of the STM32H742xI/G and STM32H743xI/G series, known for their advanced peripherals and low-power modes, making them suitable for a wide range of applications, including industrial, medical, and consumer electronics.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache (16 Kbytes data and 16 Kbytes 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 + 128 Kbytes of DTCM RAM), up to 864 Kbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain |
| External Memory Interface | Dual mode Quad-SPI memory interface 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 |
| Low-Power Modes | Sleep, Stop, Standby, and VBAT supporting battery charging |
| Communication Peripherals | Up to 35 peripherals including I2Cs, USARTs/UARTs, SPIs, SAIs, SD/SDIO/MMC, CAN, USB OTG, Ethernet MAC, and more |
| Analog Peripherals | 3× ADCs (16-bit, up to 36 channels), 2× 12-bit D/A converters, 2× ultra-low-power comparators, 2× operational amplifiers |
| Timers and Watchdogs | Up to 22 timers and watchdogs including high-resolution timer, 32-bit timers, and low-power timers |
Key Features
- High-performance Arm® Cortex®-M7 core with DSP and double-precision FPU
- Advanced memory architecture with up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM
- Dual mode Quad-SPI memory interface and flexible external memory controller
- Extensive range of communication peripherals and interfaces
- 11 analog peripherals including ADCs, DACs, comparators, and operational amplifiers
- Graphics capabilities with LCD-TFT controller and Chrom-ART graphical hardware accelerator
- Hardware JPEG Codec and digital filters for sigma-delta modulators
- Low-power modes with VBAT battery operating mode and charging capability
- Three separate power domains for independent clock-gating or switching off
- Advanced security features including ROP, PC-ROP, and active tamper
Applications
- Industrial automation and control systems
- Medical devices requiring high performance and low power consumption
- Consumer electronics such as smart home devices and wearables
- Automotive systems, including infotainment and driver assistance
- IoT devices and edge computing applications
Q & A
- What is the core architecture of the STM32H743ZGT6?
The STM32H743ZGT6 is based on the 32-bit Arm® Cortex®-M7 core with a double-precision FPU and L1 cache.
- What is the maximum frequency of the STM32H743ZGT6?
The maximum frequency is up to 480 MHz.
- How much flash memory and RAM does the STM32H743ZGT6 have?
It has up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM.
- What types of communication peripherals are available on the STM32H743ZGT6?
It includes I2Cs, USARTs/UARTs, SPIs, SAIs, SD/SDIO/MMC, CAN, USB OTG, Ethernet MAC, and more.
- Does the STM32H743ZGT6 support low-power modes?
Yes, it supports Sleep, Stop, Standby, and VBAT modes with battery charging capability.
- What are the key analog peripherals of the STM32H743ZGT6?
It includes 3× ADCs, 2× 12-bit D/A converters, 2× ultra-low-power comparators, and 2× operational amplifiers.
- What graphics capabilities does the STM32H743ZGT6 have?
It features an LCD-TFT controller up to XGA resolution and a Chrom-ART graphical hardware accelerator.
- Does the STM32H743ZGT6 have advanced security features?
Yes, it includes ROP, PC-ROP, and active tamper features.
- What is the power supply range for the STM32H743ZGT6?
The application supply and I/Os range from 1.62 to 3.6 V.
- How many timers and watchdogs does the STM32H743ZGT6 have?
It has up to 22 timers and watchdogs, including a high-resolution timer and low-power timers.
