STM32H7R3/7S3

The STM32H7R3/S3 is a bootflash-based MCU powered by a Cortex®-M7 core running up to 600 MHz, with 64 Kbytes of user bootflash, 620 Kbytes of flexible SRAM, and 32 x 32 Kbytes of cache with Flex ECC.

The STM32H7R3/S3 lines support high speed external memory interfaces with XiP and come in 10 different packages, ranging from cost-effective 68 to 225 pins, to achieve the best performance at the lowest cost.

MPU-like applications on a real-time cost-effective MCU

600 MHz boot flash MCU (3174 CoreMark)
Real-time execution from internal & external memories
2 x USB-FS/HS with USB Type-C® Power delivery (UCPD) & I3C
Integrated power management (PMIC)

More design freedom

Unlimited external memory capacity
FMC (parallel interface for NAND, NOR, SDRAM), 2 serial xSPI interfaces at 200 MHz DTR (1-16 bit) and eMMC for connecting any type of memory
64 KB user bootflash and 620 Kbytes of flexible SRAM including TCM for 0-wait access required in the real time applications

Ready for future security directives

PSA and SESIP3 target certifications, including on-the-fly decrypt and encrypt from external memories (MCE), secure boot, and life cycle management
Most secure Cortex®-M7 based STM32 available

Mid-level graphics applications

Utilize the industry standard Chrom-ART for 2D GUI applications
FMC or SPI interfaces to connect parallel and serial displays
Single and dual quad/octo interface, and x16 serial PSRAM or 32-bit SDRAM

Applications

General-purpose applications increasingly demand real-time processing, large memory capacity, and a mid-range graphical user interface.

IoT for Smart Industry applications

Gateways
Headless comm systems
Robotics
Security systems
Sensor fusion/edge AI
Point of sales

Smart homes

Kitchen appliances
Vacuum cleaners
Robot lawn movers
Air purifiers
HVAC systems

Medical and healthcare

Digital health
Medical imaging
Therapy equipment
Remote patient monitoring

Discover our portfolio

The product is available as a general-purpose line and a graphics line.
The STM32H7R3/S3 general-purpose MCU line enriches the STM32 product portfolio with improved performance, scalability, features, and state-of-the-art security. These microcontrollers are available in a variety of package options.

STM32H7R7/7S7 graphics line product portfolio

Benefits

Brings more innovation opportunities to its users
- Headless communication bridge
- Home appliances
- HVAC
- Gateways
- Solar and energy control
- Simple and medium GFX
Excellent user experience with Chrom-ART, JPEG codec and FMC display interface
Embedded security to protect user data/applications
Flexible memory architecture
Allows seamless integration with AI ecosystem

Featured Videos

See All

STM32H7RS USB Dual Role Data and Power demo

With the new STM32H7RS product lines, developers can benefit from both USB FS and USB HS with a PHY interface. It features the UCPC, USB Dual Role Power, and USB Dual Role Data capabilities.

Watch the video (00:01:26)

[EW24] Home automation demo: Build MPU-like GUI applications on STM32H7S78-DK

The STM32H7S7L8 is a powerful microcontroller that can run multiple applications in one MCU. It has a state-of-the-art secure environment, a great graphical user interface, and cloud connectivity with secure communication. It can be used for a variety of applications, such as home automation.

Watch the video (00:02:56)