STM32H743IIT6

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STMicroelectronics STM32H743IIT6

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Part No.:
STM32H743IIT6
Manufacturer:
STMicroelectronics
Package:
176-LQFP
Datasheet:
STM32H743IIT6.pdf
Description:
IC MCU 32BIT 2MB FLASH 176LQFP
In Stock:
3168
Quantity:
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    STM32H743IIT6 informationSTM32H743IIT6 information

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    STM32H743IIT6 Pinout, Development Boards, and Arduino Projects

    The STM32H743IIT6 is a high-performance microcontroller from STMicroelectronics, renowned for its advanced processing capabilities, wide range of peripherals, and robust ecosystem. In this article, we'll explore its pinout, compatible development boards, and some exciting Arduino projects you can create with it.


    Table of Contents

    Overview of STM32H743IIT6

    The STM32H743IIT6 belongs to the STM32H7 series, offering unparalleled performance powered by an ARM Cortex-M7 core running at up to 480 MHz. This microcontroller supports a variety of peripherals and connectivity options, making it suitable for complex industrial applications and advanced hobbyist projects alike.

    Key specifications:

    Core: ARM Cortex-M7

    Flash Memory: 2 MB

    RAM: 1 MB

    Operating Voltage: 1.62V to 3.6V

    Package: LQFP-176 with a compact footprint

    To understand the features in detail, refer to the official datasheet and reference manual.


    STM32H743IIT6 Pinout

    The pinout of the STM32H743IIT6 defines the functions and configurations for its 176 pins. These include GPIOs, analog inputs, communication interfaces (UART, SPI, I2C, etc.), and advanced peripherals such as CAN, Ethernet, and USB.

    Pinout

    STM32H743IIT6 Pinout

    STM32H743IIT6 Pinout

    Pin Number
    Pin Name
    Description
    1-5
    PE2 - PE6
    GPIO pins
    6
    VBAT
    Backup battery input
    7-13
    PI8 - PI11
    GPIO pins
    14, 22, 48, 71, 89, 101, 112, 125, 134, 147
    VSS
    Ground
    15, 23, 36, 49, 72, 82, 90, 102, 126, 148, 172
    VDD
    Power supply
    16-21
    PF0 - PF5
    GPIO pins
    24-28
    PF6 - PF10
    GPIO pins
    29-30
    PH0-OSC_IN, PH1-OSC_OUT
    Main oscillator pins
    31
    NRST
    Reset pin
    32-35
    PC0 - PC3_C
    GPIO pins
    37
    VSSA
    Analog ground
    38
    VREF+
    ADC reference voltage
    39
    VDDA
    Analog power supply
    40-47
    PA0 - PA7
    GPIO pins
    54-55
    PC4 - PC5
    GPIO pins
    56-58
    PB0 - PB2
    GPIO pins
    59-65
    PF11 - PF15
    GPIO pins
    66-67
    PG0 - PG1
    GPIO pins
    68-78
    PE7 - PE15
    GPIO pins
    79-94
    PB10 - PB15, PB3 - PB9
    GPIO pins
    81, 124
    VCAP
    Capacitor pin for core power
    95-104
    PD8 - PD15
    GPIO pins
    105-111
    PG2 - PG8
    GPIO pins
    113
    VDD33USB
    USB power supply
    114-117
    PC6 - PC9
    GPIO pins
    118-123
    PA8 - PA13
    GPIO pins
    127-129
    PH13 - PH15
    GPIO pins
    130-133
    PI0 - PI3
    GPIO pins
    136-137
    PA14 - PA15
    GPIO pins
    138-140
    PC10 - PC12
    GPIO pins
    141-150
    PD0 - PD7
    GPIO pins
    151-159
    PG9 - PG15
    GPIO pins
    168-170
    PE0 - PE1
    GPIO pins
    171
    PDR_ON
    Power-down reset pin
    173-176
    PI4 - PI7
    GPIO pins

    When designing circuits, consult the schematic diagrams provided in development tools or datasheets for accurate connections.


    Circuit Design Considerations

    When designing a circuit with the STM32H743IIT6:

    Use decoupling capacitors near VDD pins to ensure stable operation.

    Design traces for high-speed signals with controlled impedance.

    Consult the datasheet for pin configuration and electrical characteristics.


    Development Boards for STM32H743IIT6

    A wide range of development boards are available for the STM32H743IIT6, catering to different user needs.

    Official STMicroelectronics Boards

    STM32H743I-EVAL: High-end evaluation board featuring advanced peripherals.

    NUCLEO-H743ZI: A cost-effective board compatible with Arduino shields and suitable for prototyping.

    Third-Party Boards

    WeAct Studio Board: A compact board with a small footprint, suitable for space-constrained designs.

    Custom Blue Pill Variants: Some manufacturers offer STM32H743IIT6-based versions of the popular blue pill boards, providing a higher performance alternative.

    Prices for these boards vary, with basic models starting at around $20 and more advanced options exceeding $100.


    Using STM32H743IIT6 with Arduino

    STM32H743IIT6 Arduino

    STM32H743IIT6 Arduino

    One of the most exciting applications of the STM32H743IIT6 is its compatibility with the Arduino ecosystem. Libraries and frameworks like STM32duino simplify programming for users familiar with Arduino's environment.

    Setting Up

    Install the STM32duino core in the Arduino IDE.

    Select the STM32H743IIT6 board from the menu.

    Write and upload code to the microcontroller using the bootloader.


    Bootloader and Programming Methods

    The bootloader in the STM32H743IIT6 enables easy firmware updates via USB, UART, or CAN without needing external programmers. It simplifies development and supports various methods:

    USB DFU Mode: Program the microcontroller directly through USB using Device Firmware Upgrade (DFU).

    UART Bootloading: Flash firmware via a serial interface for non-USB setups.

    ST-Link/J-Link: Use professional tools for advanced debugging and programming.

    Arduino IDE: With the STM32 core and a custom bootloader, the chip can be programmed in the Arduino environment.


    Projects with STM32H743IIT6

    With its advanced capabilities, the STM32H743IIT6 can power a variety of innovative projects:

    High-Performance Drones: Leveraging its powerful processor for real-time flight control.

    IoT Gateways: Using its Ethernet and Wi-Fi capabilities for IoT applications.

    Digital Signal Processing: Creating audio effects or analyzing signals in real time.

    Home Automation Systems: Controlling devices through sophisticated communication protocols.

    Example Project: Custom Oscilloscope

    Create a DIY oscilloscope using the STM32H743IIT6 by interfacing an ADC with a display. Use the microcontroller's DMA and timer capabilities for precise signal sampling and visualization.


    STM32H743IIT6 Package and Footprint

    STM32H743IIT6 Package

    STM32H743IIT6 package

    STM32H743IIT6 package

    Type: LQFP-176 (Low-Profile Quad Flat Package)

    Body Size: 24.0 mm x 24.0 mm

    Pin Pitch: 0.5 mm

    Pin Count: 176 pins

    Height: 1.4 mm max

    Footprint

    STM32H743IIT6 Footprint

    STM32H743IIT6 Footprint

    Pad Size: 0.3 mm width, 0.6–0.7 mm length (extend slightly beyond pins for soldering).

    Pad Pitch: 0.5 mm (matching pin spacing).

    Clearance: 0.1–0.15 mm solder mask clearance around pads.

    Fiducials: Add at least two markers for assembly alignment.

    Pin 1 Indicator: Include silkscreen marker for Pin 1.


    Sum up

    The STM32H743IIT6 is a powerful microcontroller with extensive features suitable for both professional and hobbyist applications. From understanding its pinout to exploring Arduino projects, this versatile chip is a worthy addition to any developer's toolkit. With its wide range of development boards, straightforward programming options, and robust bootloader, the STM32H743IIT6 opens up endless possibilities for innovative projects. Whether you're building a custom circuit or exploring the blue pill ecosystem, this microcontroller delivers exceptional performance at a competitive price.


    Frequently Asked Questions

    What is STM32H743IIT6 used for?

    It's used in industrial automation, IoT devices, robotics, and digital signal processing.

    How much RAM does STM32H743IIT6 have?

    It has 1 MB of RAM for handling complex tasks.

    Is STM32H743IIT6 suitable for IoT projects?

    Yes, with Ethernet, USB, and other communication interfaces, it's ideal for IoT.

    What tools support STM32H743IIT6 development?

    STM32CubeIDE, Keil MDK, IAR, and Arduino IDE support it.

    What is the price?

    Typically $15–$25 per unit.

    What is the operating voltage of STM32H743IIT6?

    It operates between 1.62V and 3.6V.

    STM32H743IIT6 FAQ

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    We have a professional and experienced quality control team to strictly verify and test the STM32H743IIT6. All suppliers must pass our qualification reviews before they can publish their products including STM32H743IIT6 on icwhale.com; we pay more attention to the channels and quality of STM32H743IIT6 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the STM32H743IIT6 price and inventory displayed accurate?

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    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of STM32H743IIT6?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the STM32H743IIT6 we delivered, we will accept the replacement or return of the STM32H743IIT6 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of STM32H743IIT6.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as STM32H743IIT6 pin diagram, STM32H743IIT6 datasheet?

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