STM32H7B0RBT6
STM32H7B0RBT6 - 32-bit Arm Cortex-M7 MCU 280MHz | STMicroelectronics
The STMicroelectronics STM32H7B0RBT6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M7 core, operating at up to 280 MHz. It is part of the STM32H7 series, designed for demanding applications requiring high processing power, advanced connectivity, and rich analog peripherals. The device is housed in a 64-pin LQFP package (LQFP64) and provides a comprehensive set of features including 128 Kbytes of Flash memory, 1 Mbyte of RAM, and a wide range of communication interfaces.
What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (Flash and RAM), and programmable input/output peripherals on a single chip. Microcontrollers are the brains of countless electronic devices, from automotive engine control units to IoT sensors and industrial automation systems. The STM32H7 series represents the high-performance tier of STMicroelectronics' STM32 portfolio, offering the Arm Cortex-M7 core with double-precision floating-point unit (FPU) and DSP instructions, making it suitable for real-time control, signal processing, and AI at the edge.
Key features of the STM32H7B0RBT6 include a 280 MHz Arm Cortex-M7 core with 128 Kbytes of Flash and 1 Mbyte of RAM, a 16-bit ADC with up to 3.6 MSPS, multiple 16-bit and 32-bit timers, and a rich set of communication interfaces including USART, SPI, I2C, CAN, USB OTG, and Ethernet. The device also features a Chrom-ART Accelerator for 2D graphics, a cryptographic acceleration unit, and a true random number generator (TRNG). These features enable high-performance computing and secure data handling in a compact footprint.
From a technical depth perspective, the STM32H7B0RBT6 leverages a 32-bit Arm Cortex-M7 core with a 6-stage pipeline, branch prediction, and a memory protection unit (MPU). The core supports single-cycle multiply-accumulate (MAC) instructions and hardware divide, enhancing real-time performance. The device integrates a flexible memory controller (FMC) for external memory expansion, and a power management unit with multiple low-power modes, including Sleep, Stop, and Standby, to optimize energy consumption. The advanced analog peripherals, including a 16-bit ADC with oversampling and a 12-bit DAC, provide high-resolution data acquisition for industrial and medical applications.
Typical applications for the STM32H7B0RBT6 include industrial motor control, power conversion, advanced human-machine interfaces (HMI), IoT gateways, audio processing, and medical devices. Its high clock speed and rich peripheral set make it ideal for applications requiring real-time control and complex algorithms, such as robotics and drone flight controllers. The device's connectivity options, including Ethernet and USB, enable seamless integration into networked systems.
When designing with the STM32H7B0RBT6, ensure adequate decoupling of the power supply pins with 100 nF capacitors placed close to each VDD pin, and a 4.7 uF bulk capacitor. The VDDA pin requires a dedicated 1 uF capacitor to ground for analog performance. For high-speed communication interfaces, pay attention to PCB layout to minimize signal integrity issues. The device supports a wide supply voltage range of 1.62V to 3.6V, allowing flexible power design.
USD $8.10
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