Overview
The STM32H755ZIT6U is a high-performance microcontroller from STMicroelectronics, part of the STM32H7 series. It features a dual-core architecture with a 32-bit Arm® Cortex®-M7 core and a 32-bit Arm® Cortex®-M4 core. The Cortex®-M7 core operates at up to 480 MHz, while the Cortex®-M4 core operates at up to 240 MHz. Both cores include floating-point units (FPUs) and support DSP instructions, enhancing the device's computational capabilities and security through a memory protection unit (MPU).
Key Specifications
| Specification | Details |
|---|---|
| Core Processor | 32-bit Arm® Cortex®-M7 and 32-bit Arm® Cortex®-M4 |
| Core Frequency | Cortex®-M7: up to 480 MHz, Cortex®-M4: up to 240 MHz |
| Memory | 2 Mbytes of Flash memory, 1 Mbyte of RAM (including 192 Kbytes of TCM RAM, 864 Kbytes of user SRAM, and 4 Kbytes of backup SRAM) |
| Peripherals | 3 ADCs, 2 DACs, 2 ultra-low power comparators, low-power RTC, high-resolution timer, 12 general-purpose 16-bit timers, 2 PWM timers for motor control, 5 low-power timers |
| Communication Interfaces | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG |
| Power Supply | 1.62 to 3.6 V application supply and I/Os |
| Operating Temperature | -40°C to 125°C |
| Package | TFBGA-240+25 |
Key Features
- Dual-core architecture with Arm® Cortex®-M7 and Cortex®-M4 cores, each with an FPU and DSP instructions.
- High-speed embedded memories: 2 Mbytes of Flash memory and 1 Mbyte of RAM.
- Extensive range of enhanced I/Os and peripherals, including ADCs, DACs, comparators, and timers.
- Advanced communication interfaces such as CANbus, Ethernet, and USB OTG.
- Security features including ROP, PC-ROP, active tamper, and secure firmware upgrade support.
- Low-power modes: Sleep, Stop, Standby, and VBAT supporting battery charging.
- High power-efficiency SMPS step-down converter and voltage scaling in Run and Stop mode.
- Graphics capabilities with LCD-TFT controller and Chrom-ART graphical hardware Accelerator™.
Applications
The STM32H755ZIT6U is ideal for a wide range of high-performance applications, including:
- Industrial automation and control systems.
- Medical devices requiring advanced processing and low power consumption.
- Automotive systems, particularly those needing robust communication interfaces like CANbus and Ethernet.
- Consumer electronics that demand high computational power and advanced graphics capabilities.
- IoT devices that require secure data processing and efficient power management.
Q & A
- What are the core frequencies of the STM32H755ZIT6U?
The Cortex®-M7 core operates at up to 480 MHz, and the Cortex®-M4 core operates at up to 240 MHz.
- How much memory does the STM32H755ZIT6U have?
The device has 2 Mbytes of Flash memory and 1 Mbyte of RAM.
- What are the key peripherals of the STM32H755ZIT6U?
The device includes 3 ADCs, 2 DACs, 2 ultra-low power comparators, a low-power RTC, and various timers.
- What communication interfaces does the STM32H755ZIT6U support?
The device supports CANbus, Ethernet, I²C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, and USB OTG.
- What is the operating temperature range of the STM32H755ZIT6U?
The operating temperature range is -40°C to 125°C.
- What are the power supply requirements for the STM32H755ZIT6U?
The device operates with a supply voltage of 1.62 to 3.6 V.
- Does the STM32H755ZIT6U support low-power modes?
Yes, it supports Sleep, Stop, Standby, and VBAT modes with battery charging capability.
- What security features does the STM32H755ZIT6U have?
The device includes ROP, PC-ROP, active tamper, and secure firmware upgrade support.
- What graphics capabilities does the STM32H755ZIT6U offer?
The device features an LCD-TFT controller and a Chrom-ART graphical hardware Accelerator™.
- What is the package type of the STM32H755ZIT6U?
The device is packaged in a TFBGA-240+25.
