STM32H573IIT3Q

Microcontrollers Overview

The STM32H573IIT3Q is a high-performance microcontroller from the STM32H5 series, manufactured by STMicroelectronics. It features an Arm Cortex-M33 core with TrustZone and FPU, operating at up to 250 MHz. The device includes 2 Mbytes of embedded flash memory with ECC and two banks for read-while-write operations, alongside 640 Kbytes of SRAM. It supports up to 140 fast I/Os and offers extensive connectivity including Ethernet, USB Type-C/PD, FDCAN, and DCMI. Security features include hardware accelerators for AES, PKA, HASH, and a true random number generator.

Microcontrollers Feature Summary

• Integrates an Arm Cortex-M33 core with TrustZone security extensions and a single-precision floating-point unit (FPU) for efficient digital signal processing.
• Provides enhanced security through dedicated hardware accelerators including AES, Public Key Accelerator (PKA), HASH, and a True Random Number Generator (TRNG).
• Features an ART Accelerator with instruction and data caches to enable zero-wait-state execution from flash memory at maximum frequency.
• Supports flexible power management with an embedded SMPS step-down converter regulator and multiple low-power modes for optimized energy consumption.

Microcontrollers Applications

• Industrial automation systems requiring secure communication and real-time control
• Smart IoT gateways and endpoints with Ethernet and wireless connectivity needs
• Consumer electronics utilizing USB Type-C and Power Delivery interfaces
• Security-critical applications demanding hardware-based encryption and secure boot

Microcontrollers Procurement Notes

Verify the specific package type LQFP-176 and industrial temperature range (-40°C to +125°C) against your design requirements. Confirm that the device revision matches your target production timeline. Ensure compatibility with existing debug tools such as ST-LINK/V3EC. Check for any specific ordering suffixes required for tape-and-reel or tray packaging if applicable to your assembly process.

Microcontrollers Selection Notes

Select this component when high computational performance combined with robust security features is required. The STM32H573IIT3Q is suitable for applications needing extensive peripheral integration like Ethernet and USB PD. Consider the available memory size and I/O count relative to system complexity. Evaluate the power consumption characteristics in different operational modes to ensure they meet battery life or thermal constraints.

Microcontrollers Part Context

This microcontroller belongs to the STM32H5 series, which extends the high-performance portfolio with enhanced security and power efficiency. It builds upon the Cortex-M33 architecture, adding specialized accelerators and TrustZone capabilities. The series targets mid-to-high-end applications where data integrity and processing speed are critical. It shares architectural similarities with other H5 variants but offers specific memory and peripheral configurations.

Microcontrollers Replacement Considerations

STM32H563IIT3Q