Overview
The STM32H742VIT6 is a high-performance microcontroller from STMicroelectronics, based on the Arm® Cortex®-M7 32-bit RISC core. This device operates at frequencies up to 480 MHz and features a double-precision floating point unit (FPU) and DSP instructions, enhancing its capability for complex data processing. The STM32H742VIT6 is part of the STM32H742xI/G and STM32H743xI/G series, known for their advanced security features, extensive peripheral set, and low-power modes.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 with double-precision FPU and L1 cache (16 Kbytes data and 16 Kbytes instruction cache) |
| Frequency | Up to 480 MHz |
| Flash Memory | Up to 2 Mbytes with read-while-write support |
| RAM | Up to 1 Mbyte: 192 Kbytes of TCM RAM, up to 864 Kbytes of user SRAM, and 4 Kbytes of backup SRAM |
| External Memory Interface | Dual mode Quad-SPI memory interface up to 133 MHz, flexible external memory controller up to 32-bit data bus |
| Power Supply | 1.62 to 3.6 V application supply and I/Os |
| Power Domains | 3 separate power domains (D1, D2, D3) with independent clock-gating or switch-off capability |
| Communication Peripherals | Up to 35 peripherals including I2Cs, USARTs, SPIs, CAN controllers, USB OTG, and Ethernet MAC |
| Analog Peripherals | 3 ADCs, 2 DACs, 2 ultra-low power comparators, 2 operational amplifiers, and more |
| Timers | 22 timers and watchdogs including high-resolution timer, motor control timers, and low-power timers |
| Package | LQFP 100 (14x14x1.4 mm) |
| Operating Temperature | -40°C to 125°C |
Key Features
- Includes ST state-of-the-art patented technology
- 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache
- High-speed embedded memories: up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM
- Dual mode Quad-SPI memory interface and flexible external memory controller
- Extensive range of enhanced I/Os and peripherals connected to APB, AHB buses, and multi-layer AXI interconnect
- Advanced security features: ROP, PC-ROP, active tamper
- Low-power modes: Sleep, Stop, Standby, and VBAT supporting battery charging
- Up to 168 I/O ports with interrupt capability
- Multiple communication interfaces: I2Cs, USARTs, SPIs, CAN controllers, USB OTG, Ethernet MAC
- Analog peripherals: ADCs, DACs, ultra-low power comparators, operational amplifiers
- Graphics capabilities: LCD-TFT controller, Chrom-ART graphical hardware accelerator, hardware JPEG codec
Applications
The STM32H742VIT6 is suitable for a wide range of applications that require high performance, advanced security, and low power consumption. These include:
- Industrial automation and control systems
- Medical devices requiring high precision and reliability
- Aerospace and defense applications
- Automotive systems, especially those requiring advanced safety and security features
- Consumer electronics needing high-performance processing and low power consumption
- IoT devices that require robust security and efficient data processing
Q & A
- What is the core architecture of the STM32H742VIT6?
The STM32H742VIT6 is based on the 32-bit Arm® Cortex®-M7 core with a double-precision floating point unit (FPU) and L1 cache.
- What is the maximum frequency of the STM32H742VIT6?
The maximum frequency is up to 480 MHz.
- How much flash memory and RAM does the STM32H742VIT6 have?
It has up to 2 Mbytes of flash memory and up to 1 Mbyte of RAM.
- What are the power supply and voltage ranges for the STM32H742VIT6?
The application supply and I/Os range from 1.62 to 3.6 V.
- What are the key security features of the STM32H742VIT6?
The device includes ROP, PC-ROP, and active tamper detection for enhanced security.
- What types of communication peripherals are available on the STM32H742VIT6?
The device features multiple I2Cs, USARTs, SPIs, CAN controllers, USB OTG, and an Ethernet MAC interface.
- What are the low-power modes supported by the STM32H742VIT6?
The device supports Sleep, Stop, Standby, and VBAT modes with battery charging capability.
- How many I/O ports does the STM32H742VIT6 have?
It has up to 168 I/O ports with interrupt capability.
- What is the operating temperature range of the STM32H742VIT6?
The operating temperature range is from -40°C to 125°C.
- What are the graphics capabilities of the STM32H742VIT6?
The device includes an LCD-TFT controller, Chrom-ART graphical hardware accelerator, and a hardware JPEG codec.
- What types of timers and watchdogs are available on the STM32H742VIT6?
The device features 22 timers and watchdogs, including a high-resolution timer, motor control timers, and low-power timers.
