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STM32H743VG中文规格_产品功能_原装原厂

作者： IC先生来源：网络浏览量：80 时间：2023-12-21 15:39:19

概述

STM32H742xI/G和STM32H743xI/G器件基于高性能Arm

皮质

-M7 32位RISC内核，工作频率高达480mhz。

-M7内核具有支持Arm的浮点单元(FPU)

双精度(IEEE 754兼容)和单精度数据处理指令和数据类型。

STM32H742xI/G和STM32H743xI/G设备采用高速嵌入式存储器，具有高达2mb的双银行闪存，高达1mb的RAM(包括192kb的TCM RAM，高达864kb的用户SRAM和4kb的备份SRAM)，以及广泛的增强型I/ o和外设，连接到APB总线，AHB总线，2x32位多AHB总线矩阵和支持内部和外部存储器访问的多层AXI互连。

所有器件提供三个adc，两个dac，两个超低功耗比较器，一个低功耗RTC，一个高分辨率定时器，12个通用16位定时器，两个用于电机控制的PWM定时器，五个低功耗定时器，一个真正的随机数发生器(RNG)。

STM32H743VG符号图

STM32H743VG

STM32H743VG功能参数

Includes ST state-of-the-art patented technology
内核
- 32-bit Arm^® Cortex^®-M7 core with double-precision FPU and L1 cache: 16 Kbytes of data and 16 Kbytes of instruction cache; frequency up to 480 MHz, MPU, 1027 DMIPS/ 2.14 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
Memories
- Up to 2 Mbytes of flash memory with read-while-write support
- Up to 1 Mbyte of RAM: 192 Kbytes of TCM RAM (inc. 64 Kbytes of ITCM RAM + 128 Kbytes of DTCM RAM for time critical routines), Up to 864 Kbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain
- Dual mode Quad-SPI memory interface running up to 133 MHz
- Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND flash memory clocked up to 100 MHz in Synchronous mode
- CRC calculation unit
安保
- ROP, PC-ROP, active tamper
General-purpose input/outputs
- Up to 168 I/O ports with interrupt capability
Reset and power management
- 3 separate power domains which can be independently clock-gated or switched off:
  - D1: high-performance capabilities
  - D2: communication peripherals and timers
  - D3: reset/clock control/power management
- 1.62 to 3.6 V application supply and I/Os
- POR, PDR, PVD and BOR
- Dedicated USB power embedding a 3.3 V internal regulator to supply the internal PHYs
- Embedded regulator (LDO) with configurable scalable output to supply the digital circuitry
- Voltage scaling in Run and Stop mode (6 configurable ranges)
- Backup regulator (~0.9 V)
- Voltage reference for analog peripheral/V_REF+
- Low-power modes: Sleep, Stop, Standby and V_BATsupporting battery charging
Low-power consumption
- V_BAT battery operating mode with charging capability
- CPU and domain power state monitoring pins
- 2.95 µA in Standby mode (Backup SRAM OFF, RTC/LSE ON)
Clock management
- Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI
- External oscillators: 4-48 MHz HSE, 32.768 kHz LSE
- 3× PLLs (1 for the system clock, 2 for kernel clocks) with Fractional mode
Interconnect matrix

4 DMA controllers to unload the CPU
- 1× high-speed master direct memory access controller (MDMA) with linked list support
- 2× dual-port DMAs with FIFO
- 1× basic DMA with request router capabilities
Up to 35 communication peripherals
- 4× I2Cs FM+ interfaces (SMBus/PMBus)
- 4× USARTs/4x UARTs (ISO7816 interface, LIN, IrDA, up to 12.5 Mbit/s) and 1x LPUART
- 6× SPIs, 3 with muxed duplex I2S audio class accuracy via internal audio PLL or external clock, 1x I2S in LP domain (up to 150 MHz)
- 4x SAIs (serial audio interface)
- SPDIFRX interface
- SWPMI single-wire protocol master I/F
- MDIO Slave interface
- 2× SD/SDIO/MMC interfaces (up to 125 MHz)
- 2× CAN controllers: 2 with CAN FD, 1 with time-triggered CAN (TT-CAN)
- 2× USB OTG interfaces (1FS, 1HS/FS) crystal-less solution with LPM and BCD
- Ethernet MAC interface with DMA controller
- HDMI-CEC
- 8- to 14-bit camera interface (up to 80 MHz)
11 analog peripherals
- 3× ADCs with 16-bit max. resolution (up to 36 channels, up to 3.6 MSPS)
- 1× temperature sensor
- 2× 12-bit D/A converters (1 MHz)
- 2× ultra-low-power comparators
- 2× operational amplifiers (7.3 MHz bandwidth)
- 1× digital filters for sigma delta modulator (DFSDM) with 8 channels/4 filters
Graphics
- LCD-TFT controller up to XGA resolution
- Chrom-ART graphical hardware Accelerator (DMA2D) to reduce CPU load
- Hardware JPEG Codec
Up to 22 timers and watchdogs
- 1× high-resolution timer (2.1 ns max resolution)
- 2× 32-bit timers with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input (up to 240 MHz)
- 2× 16-bit advanced motor control timers (up to 240 MHz)
- 10× 16-bit general-purpose timers (up to 240 MHz)
- 5× 16-bit low-power timers (up to 240 MHz)
- 2× watchdogs (independent and window)
- 1× SysTick timer
- RTC with sub-second accuracy and hardware calendar
Debug mode
- SWD & JTAG interfaces
- 4-Kbyte embedded trace buffer
True random number generators (3 oscillators each)
96-bit unique ID