Overview
The STM32H730ZBT6 is a high-performance microcontroller from STMicroelectronics, based on the Arm® Cortex®-M7 32-bit RISC core. This device operates at frequencies up to 550 MHz and features a double-precision floating-point unit (FPU) that supports Arm® double-precision and single-precision data-processing instructions. The Cortex®-M7 core includes 32 Kbytes of instruction cache and 32 Kbytes of data cache, enhancing execution efficiency from both embedded flash memory and external memories. The STM32H730ZBT6 is designed to provide robust security features, including a memory protection unit (MPU) and cryptographic acceleration, making it suitable for a wide range of applications requiring high performance and security.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 CPU with DP-FPU, L1 cache: 32-Kbyte data cache and 32-Kbyte instruction cache |
| Frequency | Up to 550 MHz |
| Flash Memory | 128 Kbytes with ECC |
| SRAM | Total 564 Kbytes (including 128 Kbytes of data TCM RAM, 432 Kbytes of system RAM, and 4 Kbytes of backup SRAM) |
| External Memory | Flexible external memory controller with up to 24-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories |
| ADCs | 2 x 16-bit ADCs up to 3.6 MSPS, 1 x 12-bit ADC up to 5 MSPS |
| DACs | 2 x 12-bit DACs |
| Timers | 17 x 16-bit timers, 4 x 32-bit timers |
| Communication Interfaces | Up to 5 x I2C, up to 5 x USART/UART, up to 6 x SPI, 2 x SAI, 1 x FD/TT-CAN, 2 x FD-CAN, Ethernet MAC, USB 2.0 |
| Package | LQFP 144 (20x20 mm) |
| Operating Temperature | -40°C to 125°C |
Key Features
- High-performance Arm® Cortex®-M7 CPU with DP-FPU and L1 cache for efficient execution.
- Advanced security features including MPU, cryptographic acceleration (AES, TDES, HASH), and secure firmware upgrade support.
- Extensive range of peripherals: ADCs, DACs, operational amplifiers, comparators, timers, and communication interfaces.
- Mathematical acceleration: CORDIC for trigonometric functions and FMAC for filter functions.
- Graphics support: Chrom-ART Accelerator and LCD-TFT controller up to XGA resolution.
- Low power modes: Sleep, Stop, and Standby modes with VBAT supply for RTC.
- Multiple DMA controllers to offload the CPU.
- Debug mode with SWD and JTAG interfaces and a 2-Kbyte embedded trace buffer.
- Up to 128 I/O ports with interrupt capability and up to 35 communication interfaces.
Applications
- Industrial automation and control systems.
- Medical devices requiring high performance and security.
- Automotive systems, including advanced driver-assistance systems (ADAS).
- Consumer electronics with complex user interfaces.
- IoT devices that require robust security and high-performance processing.
- Smart home and building automation systems.
Q & A
- What is the core architecture of the STM32H730ZBT6?
The STM32H730ZBT6 is based on the Arm® Cortex®-M7 32-bit RISC core.
- What is the maximum operating frequency of the STM32H730ZBT6?
The maximum operating frequency is up to 550 MHz.
- How much flash and SRAM memory does the STM32H730ZBT6 have?
The device has 128 Kbytes of flash memory and a total of 564 Kbytes of SRAM.
- What security features are included in the STM32H730ZBT6?
The device includes a memory protection unit (MPU), cryptographic acceleration, and secure firmware upgrade support.
- What types of communication interfaces are available on the STM32H730ZBT6?
The device supports multiple interfaces including I2C, USART/UART, SPI, SAI, CAN, Ethernet MAC, and USB 2.0.
- What is the package type and size of the STM32H730ZBT6?
The device is packaged in an LQFP 144 (20x20 mm).
- What are the operating temperature ranges for the STM32H730ZBT6?
The operating temperature range is from -40°C to 125°C.
- Does the STM32H730ZBT6 support graphical user interfaces?
Yes, it includes a Chrom-ART Accelerator and an LCD-TFT controller supporting up to XGA resolution.
- What low power modes are available on the STM32H730ZBT6?
The device supports Sleep, Stop, and Standby modes with VBAT supply for RTC.
- Are there any mathematical acceleration features in the STM32H730ZBT6?
Yes, the device includes CORDIC for trigonometric functions and FMAC for filter functions.
