STM32H563MIY3QTR (STMicroelectronics High‑Performance 32‑bit MCU)

One-sentence overview: A high-performance microcontroller from STMicroelectronics based on Arm Cortex‑M33 core with TrustZone security architecture, FPU and DSP instructions. It runs at 250MHz, equipped with 2MB Flash and 640KB SRAM, packaged in ultra-small WLCSP80 industrial-grade housing. It integrates a hardware security engine and abundant peripherals, supporting wide temperature range from -40℃ to +125℃.

## Key Specifications

1. Package: WLCSP80, dimension 3.50 × 3.27 × 0.6 mm, ball pitch 0.35 mm

2. Core: Arm Cortex‑M33, 250MHz, with TrustZone, FPU, DSP extension instructions; 375 DMIPS, CoreMark 1023; MPU memory protection unit

3. Memory: 2MB dual-bank Flash; 640KB SRAM; 8KB instruction Cache + 4KB data Cache (ART accelerator)

4. Temperature Grade: Industrial wide temperature range -40℃ ~ +125℃

5. Power Supply: Core/peripherals 1.08V~3.6V, integrated SMPS step-down converter for power reduction

6. Analog Peripherals: 2 × 12-bit ADC (up to 5Msps); 2 × 12-bit DAC; on-chip temperature sensor

7. Timers: 2 × 32-bit general-purpose timers; 20 × 16-bit timers (including motor-dedicated PWM timers and low-power timers)

8. Communication Interfaces: 4 × I2C, 1 × I3C, 6 × SPI, 3 × I2S, 6 × USART, 6 × UART, 1 × low-power UART; 2 × FDCAN; SAI audio interface; DCMI camera interface; SDMMC; Ethernet MAC; USB2.0 full-speed + USB PD Type‑C controller; OCTOSPI

9. Security Modules: TrustZone; HASH hardware accelerator; True Random Number Generator (TRNG); active tamper detection; 96-bit unique UID; Secure Firmware Install (SFI), secure firmware upgrade; memory read/write protection

10. DMA: Dual DMA controllers with FIFO to reduce CPU load

## Features

1. High-performance computation: FPU and DSP instructions suitable for IMU attitude calculation, filtering, motor control and signal processing (perfect for data processing of ICM-45686 6-axis IMU mentioned above).

2. Hardware security: TrustZone security isolation with partitionable security domains. It supports encryption, hash and true random number to prevent firmware theft and tampering, ideal for security-certified products.

3. Rich communication options: I2C/I3C/SPI directly connect to IMUs and sensors; FDCAN for industrial bus; Ethernet and USB PD for high-speed communication; DCMI for camera connection; SAI for audio.

4. Analog acquisition & output: High-speed ADC for sensor signal acquisition and DAC for analog control signal output.

5. Motor control: Dedicated PWM timers supporting complementary output and dead-time control to drive BLDC and other motors.

6. Memory expansion: OCTOSPI for external Flash; SDMMC for SD card connection.

7. Low-power management: Multiple power modes, RTC real-time clock and wake-up mechanism to balance performance and power consumption.

## Applications

- Industrial control: PLC, servo / BLDC motor control, industrial sensor acquisition, digital power supply, pump & valve controllers

- IoT gateways, edge nodes, security-encrypted IoT devices

- Medical equipment: Ventilators, patient monitors, portable medical devices (wide temperature + security)

- Robots, AGVs: Attitude calculation (paired with ICM-45686), motion control

- High-end wearables, AR/VR main controllers, smart cameras

- Smart meters, payment terminals (hardware security, anti-tampering)

- Smart city, building automation, high-end smart home

 Selling Points

Ultra-compact WLCSP package saves PCB space. 250MHz high computing power supports IMU attitude algorithms. TrustZone hardware security. Industrial-grade wide temperature range -40~125℃. Comprehensive peripherals plus built-in SMPS reduce BOM cost. ART accelerator enables zero-wait Flash access.