Datasheet
STM32H743xI
2/226 DocID030538 Rev 3
Interconnect matrix
• 3 bus matrices (1 AXI and 2 AHB)
• Bridges (5× AHB2-APB, 2× AXI2-AHB)
4 DMA controllers to unload the CPU
• 1× high-speed general-purpose master direct
memory access controller (MDMA) with linked
list support
• 2× dual-port DMAs with FIFO and request
router capabilities
• 1× basic DMA with request router capabilities
Up to 35 communication peripherals
• 4× I2C FM+ interfaces (SMBus/PMBus)
• 4× USART/4x UARTs (ISO7816 interface, LIN,
IrDA, modem control, up to 12.5 Mbit/s) and
1x LPUART
• 6× SPIs, including 3 with muxed duplex I2S
audio class accuracy via internal audio PLL or
external clock, 1x I2S in LP domain (up to
133 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)
• 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 (14 bits
4 MSPS, 16 bits 3.6 MSPS)
• 1× temperature sensor
• 2× 12-bit D/A converters (1 MHz)
• 2× ultra-low-power comparators
• 2× operational amplifiers (8 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 (2.5 ns max
resolution)
• 2× 32-bit timers with up to 4 IC/OC/PWM or
pulse counter and quadrature (incremental)
encoder input (up to 200 MHz)
• 2× 16-bit advanced motor control timers (up to
200 MHz)
• 10× 16-bit general-purpose timers (up to
200 MHz)
• 5× 16-bit low-power timers (up to 200 MHz)
• 2× watchdogs (independent and window)
• 1× SysTick timer
• RTC with sub-second accuracy & HW calendar
Debug mode
• SWD & JTAG interfaces
• 4 Kbyte Embedded Trace Buffer
True random number generators (3
oscillators each)
96-bit unique ID
All packages are ECOPACK
®
2 compliant
Table 1. Device summary
Reference Part number
STM32H743xI
STM32H743VI, STM32H743ZI, STM32H743II, STM32H743BI, STM32H743XI,
STM32H743AI
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