STMicroelectronics STM32H563MIY3QTR

Overview

STM32H563MIY3QTR from STMicroelectronics is a high-security, high-performance Arm® Cortex®-M33 32-bit microcontroller with TrustZone®, FPU, and 250 MHz operation delivering 375 DMIPS. It integrates 2 Mbyte flash with ECC, 640 Kbyte SRAM (including ECC-enabled SRAM2/SRAM3), CORDIC/FMAC math accelerators, dual FDCAN, USB Type-C®/PD controller, and Ethernet MAC - deployed in industrial gateways requiring secure edge processing, firmware over-the-air updates, and real-time protocol bridging.

For engineers reviewing the STM32H563MIY3QTR datasheet, STM32H563MIY3QTR pinout, STM32H563MIY3QTR application, or STM32H563MIY3QTR equivalent, key selection criteria include TrustZone-enforced secure boot partitioning, dual-bank read-while-write flash for robust OTA updates, 140 5 V-tolerant GPIOs for mixed-voltage I/O interfacing, and integrated SMPS regulator support for power-constrained embedded systems.

Technical Context

The device implements Armv8-M mainline security with configurable SAU regions and secure debug authentication, enabling hardware-isolated secure/non-secure firmware execution. Its dual GPDMA controllers offload CPU bandwidth for concurrent peripheral data movement - critical for simultaneous Ethernet packet handling, SDMMC streaming, and Octo-SPI external memory access.

TrustZone-aware peripherals include GTZC-managed memory protection, secure RNG (NIST SP800-90B compliant), ECDSA signature verification, and SFI-based secure firmware installation. The ART Accelerator features 8-Kbyte instruction cache and 4-Kbyte data cache to sustain zero-wait-state execution from flash and external memories at 250 MHz.

Key Specifications

Pinout & Package

STM32H563MIY3QTR uses a WLCSP80 (3.50 × 3.27 mm) package with 80-ball BGA layout optimized for space-constrained industrial and wearable applications. Pin functions are validated per STMicroelectronics DS14258 Rev 6, Section 4.2 (Pin description) and Table 14 (pin/ball definition).

Key Features

Applications

Equivalent & Alternatives

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

Compared with STM32H563MIY3QTR, STM32H753IIK6 offers higher clock speed but no TrustZone or SFI, increasing software validation burden for secure deployments; i.MX RT1176AVM8B provides dual-core flexibility and CAAM acceleration but requires external components to match the integrated FDCAN/UCPD feature set.

Availability

STM32H563MIY3QTR is available at Aetrix Electronics and suitable for industrial gateways, secure edge nodes, human-machine interfaces, and USB-C charging hubs requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for STM32H563MIY3QTR 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 products for industrial, automotive, and consumer markets.

The STM32H5 series targets high-assurance embedded applications demanding hardware-rooted security, real-time determinism, and energy efficiency - specifically engineered for industrial IoT gateways, secure medical devices, and next-generation USB-C infrastructure.

FAQ

What is the qualified operating temperature range for STM32H563MIY3QTR?

The STM32H563MIY3QTR is rated for industrial temperature operation from –40 °C to +105 °C, verified per DS14258 Rev 6 §5.3.3. This range applies to all core logic, flash, SRAM, and integrated peripherals including FDCAN, Ethernet MAC, and USB Type-C® controller - ensuring reliable operation in uncontrolled environmental deployments such as outdoor gateways and factory-floor HMIs.

Does STM32H563MIY3QTR support secure boot from external memory?

No. Secure boot is enforced only from internal flash memory using the embedded ROM bootloader and TrustZone-configured SAU regions. External memory (via FMC or Octo-SPI) may be mapped into secure address space but cannot serve as a trusted boot source - verified by ST's secure boot documentation and the absence of external boot vector validation in the GTZC architecture.

How many independent clock sources does STM32H563MIY3QTR integrate?

The device integrates six internal clock sources: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI, plus two external oscillators (4–50 MHz HSE and 32.768 kHz LSE). All are accessible via the RCC and subject to TrustZone-aware clock gating - enabling independent clock domain management for secure peripherals and low-power subsystems.

Can the WLCSP80 package accommodate reflow soldering on standard PCB assembly lines?

Yes. The WLCSP80 (3.50 × 3.27 mm) package complies with JEDEC J-STD-020 moisture sensitivity level 3 and supports standard lead-free reflow profiles (peak 260 °C). ST specifies 0.4 mm ball pitch and recommends stencil design per DS14258 §6.4 - enabling compatibility with automated SMT lines used in high-volume industrial electronics manufacturing.