Overview
The STM32H743XIH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32H7 series. It is based on the 32-bit Arm® Cortex®-M7 core, operating at up to 400 MHz. This core includes a floating point unit (FPU) that supports Arm® double-precision and single-precision data-processing instructions and data types. The device is designed to enhance application security with a memory protection unit (MPU) and supports a full set of DSP instructions. It features advanced interconnect matrices, including AXI and multi-AHB bus matrices, and includes 16 Kbytes of I-cache and D-cache. The STM32H743XIH6 is suitable for a wide range of applications requiring high processing power, low power consumption, and extensive peripheral support.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Core Processor | 32-bit Arm® Cortex®-M7 |
| Operating Frequency Max | 400 MHz |
| Program Memory Size | 2 MB (Flash) |
| RAM Memory Size | 1 MB |
| No. of Pins | 265 Pins |
| No. of I/O's | 168 I/O's |
| ADC Channels | 36 Channels |
| Supply Voltage Min | 1.62 V |
| Supply Voltage Max | 3.6 V |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
Key Features
- High-performance 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache (16 Kbytes of data and 16 Kbytes of instruction cache).
- Up to 2 Mbytes of embedded dual-bank Flash memory with ECC and Read-While-Write capability.
- Up to 1 Mbyte of RAM, including 192 Kbytes of TCM RAM and up to 864 Kbytes of user SRAM.
- Extensive range of enhanced I/Os and peripherals connected to APB buses, AHB buses, and a multi-layer AXI interconnect.
- Three ADCs with up to 36 channels, two DACs, two ultra-low power comparators, and two operational amplifiers.
- Multiple communication interfaces including CANbus, Ethernet, I²C, SPI, UART/USART, USB OTG, and more.
- Low-power modes: Sleep, Stop, Standby, and VBAT supporting battery charging.
- Clock management with internal and external oscillators, and three PLLs with Fractional mode.
- Four DMA controllers to unload the CPU, including a high-speed master direct memory access controller (MDMA).
Applications
The STM32H743XIH6 is versatile and can be used in a variety of applications that require high processing power and low power consumption. Some typical applications include:
- Industrial automation and control systems.
- Medical devices requiring precise data processing and low power consumption.
- Automotive systems, including advanced driver-assistance systems (ADAS) and infotainment systems.
- Consumer electronics, such as smart home devices and IoT applications.
- Telecommunication equipment and networking devices.
Q & A
- What is the core processor of the STM32H743XIH6?
The core processor is the 32-bit Arm® Cortex®-M7.
- What is the maximum operating frequency of the STM32H743XIH6?
The maximum operating frequency is 400 MHz.
- How much program memory does the STM32H743XIH6 have?
The device has up to 2 MB of Flash memory.
- What is the RAM memory size of the STM32H743XIH6?
The device has up to 1 MB of RAM.
- How many I/O pins does the STM32H743XIH6 have?
The device has 168 I/O pins.
- What is the supply voltage range for the STM32H743XIH6?
The supply voltage range is from 1.62 V to 3.6 V.
- What are the operating temperature ranges for the STM32H743XIH6?
The operating temperature range is from -40°C to 85°C.
- Does the STM32H743XIH6 support low-power modes?
Yes, it supports low-power modes including Sleep, Stop, Standby, and VBAT with battery charging capability.
- What communication interfaces are available on the STM32H743XIH6?
The device supports various communication interfaces such as CANbus, Ethernet, I²C, SPI, UART/USART, USB OTG, and more.
- Is the STM32H743XIH6 RoHS compliant?
Yes, the STM32H743XIH6 is RoHS compliant.
