STM32H743IIT6 ARM Microcontrollers – MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 2MBytes of Flash 1MB RAM, 480 M
♠ Product Description
| Product Attribute | Attribute Value |
| Manufacturer: | STMicroelectronics |
| Product Category: | ARM Microcontrollers - MCU |
| RoHS: | Details |
| Series: | STM32H7 |
| Mounting Style: | SMD/SMT |
| Package / Case: | LQFP-176 |
| Core: | ARM Cortex M7 |
| Program Memory Size: | 2 MB |
| Data Bus Width: | 32 bit |
| ADC Resolution: | 3 x 16 bit |
| Maximum Clock Frequency: | 400 MHz |
| Number of I/Os: | 140 I/O |
| Data RAM Size: | 1 MB |
| Supply Voltage - Min: | 1.62 V |
| Supply Voltage - Max: | 3.6 V |
| Minimum Operating Temperature: | - 40 C |
| Maximum Operating Temperature: | + 85 C |
| Packaging: | Tray |
| Brand: | STMicroelectronics |
| DAC Resolution: | 12 bit |
| Data RAM Type: | RAM |
| I/O Voltage: | 1.62 V to 3.6 V |
| Interface Type: | CAN, I2C, SAI, SDIO, SPI, USART, USB |
| Moisture Sensitive: | Yes |
| Number of ADC Channels: | 20 Channel |
| Product: | MCU |
| Product Type: | ARM Microcontrollers - MCU |
| Program Memory Type: | Flash |
| Factory Pack Quantity: | 400 |
| Subcategory: | Microcontrollers - MCU |
| Tradename: | STM32 |
| Watchdog Timers: | Watchdog Timer, Windowed |
| Unit Weight: | 0.058202 oz |
♠ 32-bit Arm® Cortex®-M7 480MHz MCUs, up to 2MB Flash, up to 1MB RAM, 46 com. and analog interfaces
STM32H742xI/G and STM32H743xI/G devices are based on the high-performance Arm® Cortex®-M7 32-bit RISC core operating at up to 480 MHz. The Cortex® -M7 core features a floating point unit (FPU) which supports Arm® double-precision (IEEE 754 compliant) and single-precision data-processing instructions and data types. STM32H742xI/G and STM32H743xI/G devices support a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.
STM32H742xI/G and STM32H743xI/G devices incorporate high-speed embedded memories with a dual-bank Flash memory of up to 2 Mbytes, up to 1 Mbyte of RAM (including 192 Kbytes of TCM RAM, up to 864 Kbytes of user SRAM and 4 Kbytes of backup SRAM), as well as an extensive range of enhanced I/Os and peripherals connected to APB buses, AHB buses, 2x32-bit multi-AHB bus matrix and a multi layer AXI interconnect supporting internal and external memory access.
Core
• 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
Security
• 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/VREF+
• Low-power modes: Sleep, Stop, Standby and VBAT supporting battery charging
Low-power consumption
• VBAT 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
• 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 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
