Overview
The STM32H7B3ZIT6Q is a high-performance microcontroller from STMicroelectronics, based on the Arm® Cortex®-M7 32-bit RISC core. This device operates at a frequency of up to 280 MHz and features a floating point unit (FPU) that supports Arm® double-precision and single-precision data-processing instructions. The Cortex®-M7 core includes DSP instructions and a memory protection unit (MPU) to enhance application security. The microcontroller is equipped with 2 Mbytes of flash memory, approximately 1.4 Mbytes of RAM, and an extensive range of enhanced I/Os and peripherals.
Key Specifications
| Specification | Details |
|---|---|
| Core | 32-bit Arm® Cortex®-M7 with double-precision FPU and L1 cache |
| Frequency | Up to 280 MHz |
| Flash Memory | 2 Mbytes with read while write support, plus 1 Kbyte of OTP memory |
| RAM | ~1.4 Mbytes (192 Kbytes of TCM RAM, 1.18 Mbytes of user SRAM, and 4 Kbytes of backup SRAM) |
| Memory Interfaces | 2x Octo-SPI memory interfaces, flexible external memory controller with up to 32-bit data bus |
| I/Os | Up to 168 I/O ports with interrupt capability, fast I/Os capable of up to 133 MHz |
| Analog Peripherals | 2x ADCs with 16-bit max. resolution, 2x DACs, 2x ultra-low power comparators, 2x operational amplifiers |
| Timers | 12 general-purpose 16-bit timers, 2x 32-bit timers, 2x 16-bit advanced motor control timers, 3x 16-bit low-power timers |
| Cryptographic Acceleration | AES, HASH (MD5, SHA-1, SHA-2), HMAC, true random number generator |
| Power Consumption | Stop: down to 32 µA with full RAM retention, Standby: 2.8 µA |
| Operating Temperature | -40 to +85 °C |
| Package | LQFP-144 (20x20 mm) |
Key Features
- Includes ST state-of-the-art patented technology
- 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache
- Support for DSP instructions and memory protection unit (MPU)
- High-speed embedded memories: 2 Mbytes of flash memory, ~1.4 Mbytes of RAM
- Extensive range of enhanced I/Os and peripherals connected to multiple buses
- Two ADCs, two DACs, two ultra-low power comparators, and operational amplifiers
- Advanced communication interfaces: USB OTG, HDMI-CEC, camera interface, PSSI
- Graphics capabilities: LCD-TFT controller, Chrom-ART graphical hardware Accelerator, Hardware JPEG Codec
- Cryptographic acceleration: AES, HASH, HMAC, true random number generator
- Low-power consumption modes: Stop, Standby, VBAT
- Secure access mode and secure firmware upgrade support
Applications
- Motor drive and application control
- Medical equipment
- Industrial applications: PLC, inverters, circuit breakers
- Printers and scanners
- Alarm systems, video intercom, and HVAC
- Home audio appliances
- Mobile applications, Internet of Things (IoT)
- Wearable devices: smart watches
Q & A
- What is the core architecture of the STM32H7B3ZIT6Q?
The STM32H7B3ZIT6Q is based on the 32-bit Arm® Cortex®-M7 core with a double-precision FPU and L1 cache.
- What is the maximum operating frequency of the STM32H7B3ZIT6Q?
The maximum operating frequency is up to 280 MHz.
- How much flash memory and RAM does the STM32H7B3ZIT6Q have?
The device has 2 Mbytes of flash memory and approximately 1.4 Mbytes of RAM.
- What types of analog peripherals are available on the STM32H7B3ZIT6Q?
The device features two ADCs, two DACs, two ultra-low power comparators, and two operational amplifiers.
- Does the STM32H7B3ZIT6Q support cryptographic acceleration?
Yes, it supports AES, HASH (MD5, SHA-1, SHA-2), HMAC, and a true random number generator.
- What are the power consumption modes of the STM32H7B3ZIT6Q?
The device has Stop, Standby, and VBAT modes with low power consumption.
- What is the operating temperature range of the STM32H7B3ZIT6Q?
The operating temperature range is -40 to +85 °C.
- What package type is the STM32H7B3ZIT6Q available in?
The device is available in an LQFP-144 (20x20 mm) package.
- Does the STM32H7B3ZIT6Q support secure firmware upgrades?
Yes, it supports secure firmware upgrades and secure access mode.
- What are some typical applications of the STM32H7B3ZIT6Q?
Typical applications include motor drive control, medical equipment, industrial applications, and IoT devices.
- Does the STM32H7B3ZIT6Q have graphics capabilities?
Yes, it features an LCD-TFT controller, Chrom-ART graphical hardware Accelerator, and a Hardware JPEG Codec.
