STM32H745ZIT3

STM32H745ZIT3 is a high‑performance MCU from STMicroelectronics’ STM32H7 family. It combines dual Arm Cortex‑M cores: Cortex‑M7 up to 480 MHz and Cortex‑M4 up to 240 MHz, delivering real‑time control with DSP capability. It offers substantial on‑chip Flash and RAM plus external memory options via FMC/SDRAM.
Key peripherals include USB OTG FS/HS, CAN FD, Ethernet MAC, SDMMC, Quad‑SPI, LCD‑TFT controller with Chrom‑ART graphics accelerator, DCMI, hardware JPEG/MPEG acceleration, cryptographic engine (AES/DES/RSA/RNG), multiple timers, ADCs/DACs, I2S, SPI, and I2C, among others. It also features security/MPU features and diverse power domains for flexible design.
Development is supported by STM32CubeIDE, HAL/LL libraries, and CubeMX for quick setup. The ZIT3 suffix denotes a specific package/temperature variant of the H745 line; refer to the datasheet for exact pinout, memory, and packaging details.
Typical applications: advanced motor control, HMI and GUI panels, embedded vision, industrial automation, and audio/video processing.

Key features of STM32H745ZIT3:
- Dual-core ARM Cortex-M7 (up to 480 MHz) + Cortex-M4 (up to 240 MHz)
- Single-precision FPU on both cores; DSP instructions
- On-chip memory: up to 2 MB Flash; up to 1 MB RAM (plus 128 KB DTCM RAM)
- L1 caches: I-cache and D-cache; ART accelerator
- Rich DMA with DMAMUX for flexible data transfers
- Security/crypto: hardware CRYP, HASH, RNG and related crypto features
- Peripherals: USB OTG FS and HS, 10/100 Ethernet MAC, CAN FD, SPI, I2C, multiple UARTs
- A/D and D/A: several 12-bit ADC channels; DAC outputs
- Display/graphics: LTDC for LCD-TFT support
- Timers: multiple general purpose and advanced-control timers
- Memory protection unit (MPU) and robust low‑power modes
- Package: ZIT3 variant with many I/O pins for rich connectivity
- Temp range: -40 to 105°C
Note: exact Flash/RAM counts depend on the specific package option.

- Pin count: 208-pin LQFP (Z-package).
- Function: High-performance STM32H745 microcontroller with dual-core ARM Cortex-M7 and Cortex-M4, used for embedded control with rich peripherals.

Manufacturer: STMicroelectronics (STMicroelectronics N.V.).
Kind of company: A multinational electronics and semiconductor company that designs and manufactures semiconductors, microcontrollers (including STM32), MEMS, sensors, and power devices. Headquartered near Geneva, Switzerland (registered in the Netherlands).

STM32H745ZIT3 is a dual‑core MCU (Cortex-M7 + Cortex-M4) for high‑performance real‑time control. Key application areas:
- Industrial automation and motor control (PLC-like tasks, servo drives)
- Robotics and motion control with sensor fusion
- Audio/DSP and multimedia (voice interfaces, high‑fidelity audio)
- HMI and graphics for displays (TFT/LCD, touch panels)
- Industrial networking and connectivity (Ethernet, CAN‑FD, USB, SDIO)
- IoT gateways and edge devices (sensor fusion, local processing, secure boot)

LQFP-176: a 176-pin LQFP package (LQFP-176) for the STM32H745ZIT3.