STM32H743VIH6

Product Overview

The STM32H743VIH6 is a high-performance 32-bit microcontroller from STMicroelectronics' STM32H7 series. Based on an Arm Cortex-M7 processor core operating at up to 480 MHz, the device combines DSP instructions, double-precision Floating Point Unit (FPU), L1 cache, large memory capacity, advanced analog peripherals, high-speed communication interfaces, graphics capabilities, and hardware security features.

The STM32H743VIH6 integrates 2 MB of dual-bank Flash memory and up to 1 MB of RAM, including 192 KB of TCM RAM, up to 864 KB of user SRAM, and 4 KB of backup SRAM. The device also provides Ethernet, USB OTG, CAN FD, SDMMC, Quad-SPI, external memory interfaces, JPEG codec, LCD-TFT controller, advanced timers, ADCs, DACs, operational amplifiers, and comparators.

The STM32H743VIH6 is supplied in a compact 100-ball TFBGA package measuring 8 mm × 8 mm, making it suitable for high-performance embedded designs where both processing capability and PCB space efficiency are important. STMicroelectronics lists the device as an Active product in volume production with an industrial grade.

Key Features

• Arm Cortex-M7 32-bit RISC processor core

• CPU frequency up to 480 MHz

• Double-precision and single-precision FPU

• DSP instructions

• 16 KB instruction cache

• 16 KB data cache

• Memory Protection Unit (MPU)

• 2 MB dual-bank Flash memory

• Up to 1 MB RAM

• 192 KB TCM RAM

• Up to 864 KB user SRAM

• 4 KB backup SRAM

• Up to 82 I/O pins for this package

• 3 × 16-bit ADCs

• 2 × 12-bit DACs

• 2 × operational amplifiers

• 2 × ultra-low-power comparators

• 10/100 Mbps Ethernet MAC with IEEE 1588

• 2 × USB OTG interfaces

• 2 × CAN FD interfaces

• Multiple SPI, I²C, USART and UART interfaces

• 2 × SDMMC interfaces

• Quad-SPI memory interface

• Flexible external memory controller

• LCD-TFT controller

• Chrom-ART graphics accelerator

• Hardware JPEG codec

• High-resolution timer

• Advanced motor-control timers

• Hardware random number generator

• Hardware cryptographic acceleration

• DFSDM digital filters

• JTAG and SWD debug support

• Operating temperature range from -40°C to +85°C

• 100-TFBGA package

Technical Specifications

ST's official product information specifies the STM32H743VIH6 as a 100-ball TFBGA package, 8 × 8 × 1.2 mm, 0.8 mm pitch. The corresponding STM32H743VIT6 uses a different LQFP-100 package.

Processor & Architecture

The STM32H743VIH6 is based on a high-performance Arm Cortex-M7 processor core operating at up to 480 MHz.

The Cortex-M7 core provides DSP instructions and a double-precision Floating Point Unit, allowing the MCU to efficiently execute complex mathematical calculations, digital signal processing, real-time control algorithms, and demanding embedded software.

Key processor capabilities include:

• Arm Cortex-M7 32-bit RISC core

• Up to 480 MHz CPU frequency

• Double-precision FPU

• Single-precision FPU

• DSP instructions

• 16 KB instruction cache

• 16 KB data cache

• Memory Protection Unit

• Up to 1027 DMIPS

• JTAG and SWD debugging

Memory & Storage

The STM32H743VIH6 provides a large integrated memory architecture:

• 2 MB dual-bank Flash memory

• 192 KB TCM RAM

• Up to 864 KB user SRAM

• 4 KB backup SRAM

• Read-while-write Flash support

• Dual-mode Quad-SPI memory interface

• Flexible external memory controller

The external memory controller supports SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR Flash, and NAND Flash.

The large internal memory capacity allows the STM32H743VIH6 to support complex firmware, graphical interfaces, communication protocols, networking applications, DSP algorithms, and real-time control systems.

Advanced Analog & Timer Peripherals

The STM32H743VIH6 integrates advanced analog and timing resources for industrial control, data acquisition, measurement, and real-time embedded applications.

Key analog resources include:

• 3 × 16-bit ADCs

• Up to 36 ADC channels

• Up to 3.6 MSPS ADC conversion rate

• 2 × 12-bit DACs

• 2 × operational amplifiers

• 2 × ultra-low-power comparators

• Temperature sensor

• Voltage reference

Timer resources include:

• 1 × high-resolution timer

• 2 × 32-bit timers

• 2 × advanced motor-control timers

• 10 × 16-bit general-purpose timers

• 5 × low-power timers

• Independent watchdog

• Window watchdog

• Real-time clock

These peripherals support motor control, PWM generation, sensor acquisition, power conversion, measurement systems, and industrial automation.

Graphics & Multimedia

The STM32H743VIH6 integrates dedicated hardware resources for graphics, imaging, and multimedia applications.

Key features include:

• LCD-TFT controller

• Chrom-ART graphics accelerator

• Hardware JPEG codec

• Digital camera interface

• SAI audio interfaces

• I²S interfaces

• SPDIF receiver

• External memory controller

These capabilities make the device suitable for industrial HMIs, graphical displays, embedded multimedia systems, control panels, audio equipment, and camera-based applications.

Communication & Connectivity

The STM32H743VIH6 provides a comprehensive set of communication interfaces.

Supported interfaces include:

• 10/100 Mbps Ethernet with IEEE 1588

• 2 × USB OTG interfaces

• 2 × CAN FD

• Multiple SPI interfaces

• 4 × I²C interfaces

• 4 × USART interfaces

• 4 × UART interfaces

• 1 × LPUART

• 2 × SDMMC interfaces

• Quad-SPI

• SAI and I²S audio interfaces

The integrated Ethernet controller with IEEE 1588 precision time synchronization is suitable for industrial networking and time-sensitive embedded systems.

Security Features

The STM32H743VIH6 provides hardware and system-level security functions designed to protect embedded firmware and application data.

Security-related features include:

• Readout Protection (RDP)

• Proprietary Code Readout Protection

• Active Tamper

• Hardware cryptographic acceleration

• AES acceleration

• Triple DES acceleration

• HASH acceleration

• HMAC

• True Random Number Generator

• Memory Protection Unit

These features can help protect firmware, sensitive application data, and connected embedded systems.

Applications

The STM32H743VIH6 is suitable for a wide range of applications, including:

• Industrial Automation

• Embedded Control Systems

• Robotics

• Motor Control

• Industrial Networking

• IoT Gateways

• Human-Machine Interfaces

• Industrial Displays

• Data Acquisition Systems

• Measurement Equipment

• Audio Processing Equipment

• Consumer Electronics

• Smart Home Devices

• Building Automation

• Medical Electronics

• Networking Equipment

• Camera and Imaging Systems

• Advanced Embedded Systems

Benefits

The STM32H743VIH6 combines a 480 MHz Arm Cortex-M7 processor, 2 MB Flash, 1 MB RAM, advanced analog peripherals, extensive communication interfaces, graphics acceleration, multimedia support, external memory interfaces, and hardware security features.

Its Ethernet, USB, CAN FD, SPI, I²C, UART, USART, SDMMC, Quad-SPI, and audio interfaces provide flexible connectivity for complex embedded designs.

The TFBGA-100 package provides a compact 8 mm × 8 mm footprint, helping reduce PCB area compared with larger leaded packages while maintaining the high-performance capabilities of the STM32H743 family.

Packaging & Ordering Information

Datasheet

For complete electrical characteristics, pin configuration, memory architecture, processor specifications, ADC/DAC specifications, communication interfaces, absolute maximum ratings, and application information, please refer to the official STMicroelectronics documentation.

Datasheet: Official STM32H743VIH6 Datasheet

Frequently Asked Questions

What is STM32H743VIH6?

The STM32H743VIH6 is a high-performance 32-bit microcontroller manufactured by STMicroelectronics and belonging to the STM32H7 series.

What processor core does STM32H743VIH6 use?

The STM32H743VIH6 uses an Arm Cortex-M7 processor core with DSP instructions and double-precision floating-point processing.

What is the maximum operating frequency of STM32H743VIH6?

The maximum CPU frequency is 480 MHz.

How much Flash memory does STM32H743VIH6 have?

The STM32H743VIH6 provides 2 MB of embedded dual-bank Flash memory.

How much RAM does STM32H743VIH6 have?

The device provides up to 1 MB of RAM, including 192 KB TCM RAM, up to 864 KB user SRAM, and 4 KB backup SRAM.

How many I/O pins does STM32H743VIH6 provide?

The STM32H743VIH6 provides up to 82 I/O pins in this package. ST's family-level specification supports more I/O on larger package variants.

Does STM32H743VIH6 support Ethernet?

Yes. The device integrates a 10/100 Mbps Ethernet MAC with IEEE 1588 support.

Does STM32H743VIH6 support USB?

Yes. The device provides 2 × USB OTG interfaces, supporting Full-Speed and High-Speed configurations depending on the interface.

Does STM32H743VIH6 support CAN FD?

Yes. The STM32H743VIH6 provides 2 × CAN FD interfaces.

How many ADCs does STM32H743VIH6 have?

The STM32H743VIH6 integrates 3 ADCs with up to 16-bit resolution, supporting up to 36 channels.

How many DACs does STM32H743VIH6 have?

The device provides 2 × 12-bit DACs.

What package is used for STM32H743VIH6?

The STM32H743VIH6 is supplied in a 100-ball TFBGA package measuring 8 mm × 8 mm × 1.2 mm, with a 0.8 mm ball pitch.

What is the operating voltage of STM32H743VIH6?

The specified supply-voltage range is 1.71 V to 3.6 V.

What is the operating temperature of STM32H743VIH6?

The industrial operating temperature range is -40°C to +85°C.

Is STM32H743VIH6 an active product?

Yes. STMicroelectronics currently lists STM32H743VIH6 as an Active product in volume production.

What applications is STM32H743VIH6 suitable for?

It is suitable for industrial automation, robotics, motor control, industrial networking, IoT gateways, HMIs, data acquisition, audio processing, graphics, imaging, and other high-performance embedded applications.

Can I request bulk pricing for STM32H743VIH6?

Yes. Contact our sales team with your required quantity and delivery destination to request current pricing, stock availability, MOQ, lead time, and shipping options.

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