STMicroelectronics STM32H753XIH6U

Overview

STM32H753XIH6U from STMicroelectronics is a 32-bit Arm® Cortex®-M7 microcontroller operating at up to 480 MHz, featuring 2 MB flash, 1 MB RAM (including 192 KB TCM), and integrated cryptographic acceleration (AES-256, SHA-2, RNG). It integrates dual CAN FD controllers, Ethernet MAC, LCD-TFT controller, and JPEG codec - deployed in industrial HMIs, motor control gateways, and secure edge nodes requiring real-time determinism and rich peripheral concurrency.

For engineers reviewing the STM32H753XIH6U datasheet, STM32H753XIH6U pinout, STM32H753XIH6U application, or STM32H753XIH6U equivalent, key selection considerations include D1/D2/D3 domain power gating, AXI/AHB interconnect matrix scalability, HRTIM sub-ns timing resolution, DFSDM sigma-delta filtering capability, and VBAT-backed RTC with calendar support.

Technical Context

The STM32H753XIH6U implements a triple-domain power architecture (D1 high-performance, D2 communication/timers, D3 reset/clock/PM) with independent clock gating and voltage scaling across six ranges. Its interconnect uses one AXI and two AHB bus matrices with five AHB2-APB and two AXI2-AHB bridges for deterministic peripheral arbitration.

It features three PLLs - one system PLL with fractional mode, plus two kernel PLLs - feeding clocks to CPU, peripherals, and audio domains. The memory subsystem includes dual-mode Quad-SPI (up to 133 MHz), flexible external memory controller (FMC) supporting SDRAM/NOR/NAND, and CRC calculation unit tightly coupled to DMA channels.

Key Specifications

Pinout & Package

STM32H753XIH6U is housed in a TFBGA100 (8 × 8 mm) package with 100 balls, ECOPACK2-compliant, suitable for space-constrained industrial and automotive control modules requiring high I/O density and thermal efficiency.

Key Features

Applications

Equivalent & Alternatives

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

Compared with STM32H743VIT6, the STM32H753XIH6U adds USB HS PHY, JPEG codec, and enhanced crypto - enabling standalone imaging and secure cloud upload. Versus i.MX RT1176DVMAA, it offers single-package integration and lower system-level complexity, trading off dual-core flexibility for faster time-to-market in resource-constrained edge nodes.

Availability

STM32H753XIH6U is available at Aetrix Electronics and suitable for industrial HMIs, motor drive gateways, secure edge telemetry nodes, and portable medical imaging subsystems requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for STM32H753XIH6U 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, specializing in microcontrollers, power management, sensors, and automotive ICs with strong focus on industrial and embedded markets.

The STM32H7 series targets high-end real-time applications demanding both computational throughput and peripheral richness - designed for deterministic control, secure connectivity, and multimedia processing in space- and power-constrained environments.

FAQ

What is the maximum operating frequency and supported instruction set?

The STM32H753XIH6U operates at up to 480 MHz using the Arm v7E-M architecture with Thumb-2 and DSP instruction sets. It includes double-precision floating-point unit (FPU), 16 KB instruction cache, and 16 KB data cache - delivering 1027 DMIPS at 480 MHz per Dhrystone 2.1 benchmark.

Does this MCU support hardware-accelerated cryptography beyond AES?

Yes. In addition to AES-128/192/256 and TDES, it integrates dedicated HASH (MD5, SHA-1, SHA-224/256) and HMAC engines, plus a true random number generator (RNG) compliant with NIST SP800-90B. These accelerators operate independently of the CPU and support DMA-triggered operation.

How does the power domain architecture improve system-level energy efficiency?

The D1/D2/D3 domain separation allows selective shutdown of high-performance logic (D1), communication peripherals (D2), or reset/clock/power management (D3) while retaining RTC, backup registers, and VBAT-supplied SRAM. Voltage scaling across six ranges further optimizes dynamic power per active domain.

Can the Quad-SPI interface boot directly from external flash?

Yes. The STM32H753XIH6U supports XIP (execute-in-place) boot from Quad-SPI memory configured in memory-mapped mode. The QUADSPI interface runs up to 133 MHz with DDR support, enabling fast code fetch and seamless integration with 128-Mbit+ serial flash devices without external address/data buses.