Product Overview
The STM32H743ZIT6 from STMicroelectronics is a high-performance ARM Cortex-M7 microcontroller running at 480MHz with 2MB Flash, 1MB RAM, dual CAN FD, USB 2.0 HS OTG, Ethernet MAC, LCD-TFT controller, and Chrom-ART accelerator in a 144-pin LQFP package. It targets demanding industrial, consumer, and automotive applications requiring maximum processing power.
Key Specifications
| Core | ARM Cortex-M7 @ 480 MHz (1027 DMIPS) |
| Flash Memory | 2 MB (dual-bank, read-while-write) |
| RAM | 1 MB (192KB TCM + 864KB SRAM + 4KB backup) |
| L1 Cache | 16KB I-cache + 16KB D-cache |
| FPU | Double-precision (IEEE 754) |
| ADC | 3x 16-bit (up to 3.6 MSPS) |
| DAC | 2x 12-bit (1 MHz) |
| CAN | 2x CAN FD (1x TT-CAN) |
| USB | 2x USB OTG (1x HS, 1x FS) |
| Ethernet | MAC with IEEE 1588 |
| Display | LCD-TFT (up to XGA) + Chrom-ART + JPEG |
| Supply Voltage | 1.62V to 3.6V |
| I/O Pins | 114 |
| Operating Temperature | -40 to +85 C |
| Package | LQFP-144 (20 x 20 mm) |
Features
- 480MHz Cortex-M7 with double-precision FPU and DSP
- 2MB dual-bank Flash with read-while-write
- 1MB RAM with 192KB TCM for deterministic access
- L1 caches: 16KB I-cache + 16KB D-cache
- 3 independent power domains for power optimization
- 3x 16-bit ADC at up to 3.6 MSPS
- 2x CAN FD + 1x TT-CAN
- USB 2.0 HS OTG with on-chip PHY
- Ethernet MAC with IEEE 1588 precision timestamp
- LCD-TFT controller up to XGA resolution
- Chrom-ART (DMA2D) hardware graphics accelerator
- Hardware JPEG codec
- 4x SAI (serial audio interface)
- 2x SDMMC at 125MHz
Applications
- High-end industrial control and PLC
- Motor drive and inverter control
- Consumer electronics with GUI/LCD
- Medical imaging and instrumentation
- Embedded vision and AI inference