STMicroelectronics STM32F779NIH6

Overview

STM32F779NIH6 from STMicroelectronics is a high-performance Arm® Cortex®-M7 32-bit microcontroller with FPU, delivering 462 DMIPS at 216 MHz, 2 MB dual-bank flash (enabling read-while-write), 512 KB SRAM (including 128 KB data TCM + 16 KB instruction TCM), hardware JPEG codec, MIPI DSI host controller supporting 720p30, and integrated cryptographic accelerators for AES-128/192/256, SHA-1/SHA-2, and RNG. It targets advanced HMI, industrial control, and multimedia edge devices requiring real-time graphics and secure connectivity.

For engineers reviewing the STM32F779NIH6 datasheet, STM32F779NIH6 pinout, STM32F779NIH6 application, or STM32F779NIH6 equivalent, key selection considerations include its dual-bank flash architecture for seamless firmware updates, dedicated DSI host interface for embedded display subsystems, TCM RAM allocation for deterministic real-time execution, and hardware crypto acceleration enabling TLS offload in resource-constrained IoT gateways.

Technical Context

The STM32F779NIH6 implements a tightly coupled memory hierarchy with 16 KB I/D L1 cache and ART Accelerator, enabling zero-wait-state execution from flash or external memories. Its Cortex-M7 core supports DSP instructions and includes an MPU for memory protection in safety-critical tasks.

It integrates dual-mode Quad-SPI, flexible external memory controller (FMC) supporting SDRAM/NOR/NAND, Chrom-ART Accelerator (DMA2D) for 2D graphics composition, and three independent CAN 2.0B controllers - two with FD capability confirmed in ST's functional overview documentation.

Key Specifications

Pinout & Package

STM32F779NIH6 is housed in a 216-ball TFBGA package (13 × 13 mm, 0.8 mm pitch), compliant with ECOPACK2 environmental standards. The ball map supports full peripheral routing including dual-bank flash control signals, DSI lane pairs (CLK, DATA0–DATA3), FMC bus (32-bit data + address + control), and three independent CAN transceiver interfaces.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-performance MCU applications.

Compared with STM32F779NIH6, the STM32H743VIT6 offers higher compute throughput and dual-core flexibility but sacrifices integrated DSI and adds complexity in software partitioning; the STM32F769NIH6 provides identical display and crypto capabilities at lower cost but omits USB HS and SDRAM support - making it ideal for display-focused applications without high-bandwidth external memory needs.

Availability

STM32F779NIH6 is available at Aetrix Electronics and suitable for industrial HMI terminals, medical imaging edge nodes, automotive diagnostic gateways, and smart building controllers requiring stable component supply across extended product lifecycles.

Supply support for STM32F779NIH6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power management ICs, sensors, and analog components for industrial, automotive, and consumer markets.

The STM32F7-series targets high-end embedded applications demanding real-time performance, rich graphics, and hardware security - specifically engineered for next-generation human-machine interfaces, industrial automation, and intelligent edge devices.

FAQ

What is the maximum operating frequency and corresponding DMIPS rating of the STM32F779NIH6?

The STM32F779NIH6 operates at a maximum CPU frequency of 216 MHz, achieving 462 DMIPS (Dhrystone 2.1) at 2.14 DMIPS/MHz. This performance level is sustained with ART Accelerator and L1 cache enabled, allowing zero-wait-state execution from both internal flash and external memories connected via FMC or QSPI.

Does the STM32F779NIH6 support MIPI DSI display interfaces, and what resolution is achievable?

Yes, the STM32F779NIH6 integrates a MIPI DSI host controller with built-in D-PHY physical layer supporting up to four data lanes and one clock lane. It achieves 720p (1280×720) resolution at 30 Hz frame rate, verified in ST's DS11243 Rev 8 datasheet Section 3.48 and electrical characteristics Table 6.3.13–6.3.15.

How does the dual-bank flash architecture benefit firmware updates in field-deployed systems?

The 2 MB flash is split into two independent banks, enabling Read-While-Write (RWW) operation. During an OTA update, new firmware can be written to the inactive bank while the system continues executing from the active bank - eliminating downtime and ensuring uninterrupted operation in mission-critical industrial or medical equipment.

Which hardware cryptographic functions are accelerated, and how are they applied in secure boot workflows?

The STM32F779NIH6 includes dedicated hardware for AES-128/192/256 encryption/decryption, SHA-1/SHA-224/SHA-256 hashing, HMAC generation, and true random number generation (TRNG). These accelerate secure boot by enabling fast signature verification (RSA/ECC via software + hash/crypto acceleration), encrypted image decryption, and entropy seeding for key derivation - all without consuming main CPU cycles.