STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
MPN: STM32H7B3ZIT6 ✓ Hoạt độngSTM32H7B3ZIT6 Tóm tắt
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The STM32H7B3ZIT6 belongs to the STM32H7 series, which is part of the broader STM32 family of 32-bit flash microcontrollers. This family is widely used in embedded systems, ranging from simple sensor nodes to complex industrial automation, due to its balance of performance, power efficiency, and peripheral integration.
Key features of the STM32H7B3ZIT6 include a 280 MHz Cortex-M7 core with double-precision FPU, a Chrom-ART Accelerator for 2D graphics, and a comprehensive set of communication interfaces including Ethernet, USB OTG HS, and multiple USARTs/SPIs/I2Cs. It also features a 16-bit ADC with 3.6 MSPS, a cryptographic acceleration unit, and a true random number generator. The device supports a wide supply voltage range of 1.62V to 3.6V and operates over a temperature range of -40°C to +85°C.
Architecturally, the STM32H7B3ZIT6 leverages a dual-core architecture in some variants, but this specific model features a single Cortex-M7 core with an L1 cache, achieving 856 CoreMark score. The device includes a flexible memory controller supporting external SDRAM, SRAM, and NOR/NAND flash, enabling large data buffers and graphics frame buffers. The Chrom-ART Accelerator offloads 2D drawing tasks from the CPU, improving graphics performance in HMI applications.
Typical applications include high-end human-machine interfaces (HMI), industrial automation controllers, motor control drives, and audio processing. The high clock speed and rich peripherals make it ideal for real-time control and signal processing. The device also supports secure boot and firmware update mechanisms, enhancing system security.
When designing with this MCU, ensure adequate decoupling on all power pins and a stable clock source. The internal LDO can be bypassed for lower power consumption, but careful attention to the power sequencing is required. The device offers multiple low-power modes, allowing optimization for battery-powered applications.
Bộ thay thế dễ dàng lắp đặt cho STM32H7B3ZIT6 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với STM32H7B3ZIT6 (cùng hình factor và footprint) — khác nhau ở ADC, Operating Temperature, Package, Communication Interfaces, SRAM.
STM32H7A3ZIT6
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
STM32H7B0ZIT6
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
STM32H743ZIT6
✅ Drop-In ⚠️ Thông số chưa được xác minh✓ Còn hàng
$10.65 / Đơn vị
Xem tài liệu →STM32H753ZIT6
✅ Drop-In ⚠️ Thông số chưa được xác minh✓ Còn hàng
$11.95 / Đơn vị
Xem tài liệu →STM32H750ZBT6
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →STM32H7B3ZIT6 Tỷ lệ tối đa & tính chất điện
| Core | Arm Cortex-M7 |
| Max Clock Speed | 280 MHz |
| Flash Memory | 2 MB |
| SRAM | 1.4 MB |
| Hộp | LQFP144 (20x20 mm) |
| Điện áp cung cấp | 1.62 V to 3.6 V |
| Nhiệt độ hoạt động | -40C to +85C |
| GPIO Pins | 114 |
| ADC | 3x 16-bit, 3.6 MSPS |
| DAC | 2x 12-bit |
| Communication Interfaces | Ethernet, USB OTG HS, 4x USART, 4x SPI, 4x I2C, 2x FDCAN |
| Timers | 20x 16-bit, 2x 32-bit |
| DMA | 2x DMA controllers with 16 streams each |
| Cryptographic Acceleration | AES, DES, 3DES, SHA-1, SHA-256 |
| CoreMark | 856 |
| Trạng thái RoHS | Compliant |
Cấu hình chân STM32H7B3ZIT6
| Chân 1 | PE2 — GPIO / alternate functions |
| Chân 2 | PE3 — GPIO / alternate functions |
| Chân 3 | PE4 — GPIO / alternate functions |
| Chân 4 | PE5 — GPIO / alternate functions |
| Chân 5 | PE6 — GPIO / alternate functions |
| Chân 6 | VBAT — Backup battery supply |
| Chân 7 | PC13 — GPIO / RTC tamper |
| Chân 8 | PC14 — GPIO / OSC32_IN |
| Chân 9 | PC15 — GPIO / OSC32_OUT |
| Chân 10 | PF0 — GPIO / alternate functions |
| Chân 11 | PF1 — GPIO / alternate functions |
| Chân 12 | PF2 — GPIO / alternate functions |
| Chân 13 | PF3 — GPIO / alternate functions |
| Chân 14 | PF4 — GPIO / alternate functions |
| Chân 15 | PF5 — GPIO / alternate functions |
| Chân 16 | PF6 — GPIO / alternate functions |
| Chân 17 | PF7 — GPIO / alternate functions |
| Chân 18 | PF8 — GPIO / alternate functions |
| Chân 19 | PF9 — GPIO / alternate functions |
| Chân 20 | PF10 — GPIO / alternate functions |
| Chân 21 | VSS — Ground |
| Chân 22 | VDD — Digital power supply |
| Chân 23 | PF11 — GPIO / alternate functions |
| Chân 24 | PF12 — GPIO / alternate functions |
| Chân 25 | PF13 — GPIO / alternate functions |
| Chân 26 | PF14 — GPIO / alternate functions |
| Chân 27 | PF15 — GPIO / alternate functions |
| Chân 28 | PG0 — GPIO / alternate functions |
| Chân 29 | PG1 — GPIO / alternate functions |
| Chân 30 | PG2 — GPIO / alternate functions |
| Chân 31 | PG3 — GPIO / alternate functions |
| Chân 32 | PG4 — GPIO / alternate functions |
| Chân 33 | PG5 — GPIO / alternate functions |
| Chân 34 | PG6 — GPIO / alternate functions |
| Chân 35 | PG7 — GPIO / alternate functions |
| Chân 36 | PG8 — GPIO / alternate functions |
| Chân 37 | PG9 — GPIO / alternate functions |
| Chân 38 | PG10 — GPIO / alternate functions |
| Chân 39 | PG11 — GPIO / alternate functions |
| Chân 40 | PG12 — GPIO / alternate functions |
| Chân 41 | PG13 — GPIO / alternate functions |
| Chân 42 | PG14 — GPIO / alternate functions |
| Chân 43 | PG15 — GPIO / alternate functions |
| Chân 44 | VSS — Ground |
| Chân 45 | VDD — Digital power supply |
| Chân 46 | PH0 — GPIO / OSC_IN |
| Chân 47 | PH1 — GPIO / OSC_OUT |
| Chân 48 | NRST — Reset (active low) |
| Chân 49 | PC0 — GPIO / ADC input |
| Chân 50 | PC1 — GPIO / ADC input |
| Chân 51 | PC2 — GPIO / ADC input |
| Chân 52 | PC3 — GPIO / ADC input |
| Chân 53 | VSSA — Analog ground |
| Chân 54 | VDDA — Analog power supply |
| Chân 55 | PC4 — GPIO / ADC input |
| Chân 56 | PC5 — GPIO / ADC input |
| Chân 57 | PB0 — GPIO / ADC input |
| Chân 58 | PB1 — GPIO / ADC input |
| Chân 59 | PB2 — GPIO / alternate functions |
| Chân 60 | PB3 — GPIO / alternate functions |
| Chân 61 | PB4 — GPIO / alternate functions |
| Chân 62 | PB5 — GPIO / alternate functions |
| Chân 63 | PB6 — GPIO / alternate functions |
| Chân 64 | PB7 — GPIO / alternate functions |
| Chân 65 | BOOT0 — Boot mode selection |
| Chân 66 | PB8 — GPIO / alternate functions |
| Chân 67 | PB9 — GPIO / alternate functions |
| Chân 68 | PE7 — GPIO / alternate functions |
| Chân 69 | PE8 — GPIO / alternate functions |
| Chân 70 | PE9 — GPIO / alternate functions |
| Chân 71 | PE10 — GPIO / alternate functions |
| Chân 72 | PE11 — GPIO / alternate functions |
| Chân 73 | PE12 — GPIO / alternate functions |
| Chân 74 | PE13 — GPIO / alternate functions |
| Chân 75 | PE14 — GPIO / alternate functions |
| Chân 76 | PE15 — GPIO / alternate functions |
| Chân 77 | PB10 — GPIO / alternate functions |
| Chân 78 | PB11 — GPIO / alternate functions |
| Chân 79 | VSS — Ground |
| Chân 80 | VDD — Digital power supply |
| Chân 81 | PB12 — GPIO / alternate functions |
| Chân 82 | PB13 — GPIO / alternate functions |
| Chân 83 | PB14 — GPIO / alternate functions |
| Chân 84 | PB15 — GPIO / alternate functions |
| Chân 85 | PD8 — GPIO / alternate functions |
| Chân 86 | PD9 — GPIO / alternate functions |
| Chân 87 | PD10 — GPIO / alternate functions |
| Chân 88 | PD11 — GPIO / alternate functions |
| Chân 89 | PD12 — GPIO / alternate functions |
| Chân 90 | PD13 — GPIO / alternate functions |
| Chân 91 | PD14 — GPIO / alternate functions |
| Chân 92 | PD15 — GPIO / alternate functions |
| Chân 93 | PA0 — GPIO / ADC input / WKUP |
| Chân 94 | PA1 — GPIO / ADC input |
| Chân 95 | PA2 — GPIO / USART2_TX |
| Chân 96 | PA3 — GPIO / USART2_RX |
| Chân 97 | VSS — Ground |
| Chân 98 | VDD — Digital power supply |
| Chân 99 | PA4 — GPIO / DAC_OUT1 |
| Chân 100 | PA5 — GPIO / DAC_OUT2 |
| Chân 101 | PA6 — GPIO / ADC input |
| Chân 102 | PA7 — GPIO / ADC input |
| Chân 103 | PC4 — GPIO / ADC input |
| Chân 104 | PC5 — GPIO / ADC input |
| Chân 105 | PB0 — GPIO / ADC input |
| Chân 106 | PB1 — GPIO / ADC input |
| Chân 107 | PB2 — GPIO / alternate functions |
| Chân 108 | PB3 — GPIO / alternate functions |
| Chân 109 | PB4 — GPIO / alternate functions |
| Chân 110 | PB5 — GPIO / alternate functions |
| Chân 111 | PB6 — GPIO / alternate functions |
| Chân 112 | PB7 — GPIO / alternate functions |
| Chân 113 | BOOT0 — Boot mode selection |
| Chân 114 | PB8 — GPIO / alternate functions |
| Chân 115 | PB9 — GPIO / alternate functions |
| Chân 116 | PE7 — GPIO / alternate functions |
| Chân 117 | PE8 — GPIO / alternate functions |
| Chân 118 | PE9 — GPIO / alternate functions |
| Chân 119 | PE10 — GPIO / alternate functions |
| Chân 120 | PE11 — GPIO / alternate functions |
| Chân 121 | PE12 — GPIO / alternate functions |
| Chân 122 | PE13 — GPIO / alternate functions |
| Chân 123 | PE14 — GPIO / alternate functions |
| Chân 124 | PE15 — GPIO / alternate functions |
| Chân 125 | PB10 — GPIO / alternate functions |
| Chân 126 | PB11 — GPIO / alternate functions |
| Chân 127 | VSS — Ground |
| Chân 128 | VDD — Digital power supply |
| Chân 129 | PB12 — GPIO / alternate functions |
| Chân 130 | PB13 — GPIO / alternate functions |
| Chân 131 | PB14 — GPIO / alternate functions |
| Chân 132 | PB15 — GPIO / alternate functions |
| Chân 133 | PD8 — GPIO / alternate functions |
| Chân 134 | PD9 — GPIO / alternate functions |
| Chân 135 | PD10 — GPIO / alternate functions |
| Chân 136 | PD11 — GPIO / alternate functions |
| Chân 137 | PD12 — GPIO / alternate functions |
| Chân 138 | PD13 — GPIO / alternate functions |
| Chân 139 | PD14 — GPIO / alternate functions |
| Chân 140 | PD15 — GPIO / alternate functions |
| Chân 141 | PA0 — GPIO / ADC input / WKUP |
| Chân 142 | PA1 — GPIO / ADC input |
| Chân 143 | PA2 — GPIO / USART2_TX |
| Chân 144 | PA3 — GPIO / USART2_RX |
Ứng dụng tiêu biểu
STM32H7B3ZIT6 phù hợp cho 6 Áp dụngs: Industrial Automation, Human-Machine Interface (HMI), Motor Control, Audio Processing, IoT Gateway, Medical Devices.
Industrial Automation
The STM32H7B3ZIT6 is ideal for industrial automation controllers due to its high clock speed, rich communication interfaces (Ethernet, FDCAN, USART), and advanced timers for precise motor control. It can handle complex PLC logic, real-time control loops, and HMI interfaces simultaneously. The 2 MB flash allows storing large firmware and data logs, while the 1.4 MB SRAM supports large data buffers for industrial protocols. The device's robust operating temperature range (-40°C to +85°C) ensures reliability in factory environments. Its cryptographic acceleration enhances secure communication in industrial IoT applications.
Được đề xuất
Human-Machine Interface (HMI)
The STM32H7B3ZIT6 excels in HMI applications with its Chrom-ART Accelerator, which offloads 2D graphics rendering from the CPU, enabling smooth animations and responsive touch interfaces. The device supports external SDRAM via its flexible memory controller, allowing large frame buffers for high-resolution displays. The 280 MHz Cortex-M7 core handles complex UI logic and communication with ease. The device's rich peripheral set includes LTDC (LCD-TFT controller) and DSI host, simplifying display integration. The 2 MB flash provides ample storage for GUI assets and fonts. This makes it suitable for smart home panels, industrial HMIs, and medical devices.
Được đề xuất
Motor Control
The STM32H7B3ZIT6 is well-suited for motor control applications, including field-oriented control (FOC) of BLDC and PMSM motors. Its advanced timers generate complementary PWM signals with dead-time insertion, while the 16-bit ADC with 3.6 MSPS provides high-speed current sensing. The device's high clock speed ensures fast control loop execution, and the 2 MB flash allows storing complex control algorithms and safety routines. The FDCAN interface enables communication with industrial drives. The device's cryptographic acceleration can be used for secure firmware updates. The wide supply voltage range and industrial temperature range make it robust for motor drive environments.
Được đề xuất
Audio Processing
The STM32H7B3ZIT6 is capable of high-quality audio processing due to its high clock speed and DSP instructions. It can handle audio codecs, effects processing, and audio streaming. The device includes I2S interfaces for connecting audio codecs, and its DMA controllers enable efficient data transfer. The 1.4 MB SRAM allows buffering large audio samples, and the 2 MB flash can store audio data or firmware. The Chrom-ART Accelerator can be used for audio visualizations. The device's low-latency interrupt handling ensures real-time audio performance. This makes it suitable for audio interfaces, smart speakers, and professional audio equipment.
Được đề xuất
IoT Gateway
The STM32H7B3ZIT6 is an excellent choice for IoT gateways due to its Ethernet MAC, USB OTG, and multiple communication interfaces. It can aggregate data from various sensors and devices, process it locally, and transmit to the cloud via Ethernet or Wi-Fi (using external modules). The device's cryptographic acceleration ensures secure data transmission and firmware updates. The 2 MB flash and 1.4 MB SRAM provide ample resources for protocol stacks and data buffering. The device's low-power modes enable energy-efficient operation. This makes it suitable for smart building controllers, industrial IoT gateways, and edge computing nodes.
Được đề xuất
Medical Devices
The STM32H7B3ZIT6 is suitable for medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high performance enables real-time signal processing, while the rich peripheral set supports various sensors and displays. The device's cryptographic acceleration can secure patient data. The 2 MB flash allows storing complex algorithms and patient data logs. The device's reliability and long-term availability make it suitable for medical applications. The industrial temperature range ensures operation in clinical environments. The device's low-power modes are beneficial for battery-powered portable medical devices.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho STM32H7B3ZIT6 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | STM32H7A3ZIT6 | STM32H7B0ZIT6 | STM32H743ZIT6 | STM32H753ZIT6 | STM32H750ZBT6 |
|---|---|---|---|---|---|---|
| Package | LQFP144 | LQFP144 | LQFP144 | LQFP144 | LQFP144 | LQFP144 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Max Clock Speed | 280 MHz | 280 MHz | 280 MHz | 480 MHz | 480 MHz | 480 MHz |
| Flash Memory | 2 MB | 2 MB | 2 MB | 2 MB | 2 MB | 128 KB |
| SRAM | 1.4 MB | 1.4 MB | 1.4 MB | 1 MB | 1 MB | 1 MB |
| Chrom-ART Accelerator | Yes | No | No | No | No | No |
| Ethernet MAC | Yes | Yes | Yes | Yes | Yes | Yes |
| Cryptographic Acceleration | Yes | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Chrom-ART Accelerator for 2D graphics (vsSTM32H743ZIT6)
- Higher SRAM capacity (1.4 MB) (vsSTM32H743ZIT6)
- Lower power consumption at 280 MHz (vsSTM32H743ZIT6)
Ghi chú thiết kế
The STM32H7B3ZIT6 requires a stable power supply. Use a 100nF decoupling capacitor on each VDD pin and a 4.7uF bulk capacitor on the main supply. The VDDA pin should be filtered with a ferrite bead and a 1uF capacitor to reduce analog noise. Ensure the supply voltage is within 1.62V to 3.6V. For low-power operation, the internal LDO can be bypassed by connecting VCAP pins to an external capacitor, but follow the datasheet recommendations.
For the LQFP144 package, ensure proper grounding and thermal relief. Use a solid ground plane and place vias near the ground pins. The exposed pad (if present) should be soldered to the ground plane for thermal dissipation. Keep high-speed traces short and avoid routing near the crystal oscillator pins. Follow the layout guidelines in the STM32H7 hardware development application note (AN4666).
A common pitfall is incorrect boot configuration. The BOOT0 pin must be set correctly to boot from flash, system memory, or SRAM. Also, ensure the HSE crystal is properly connected with load capacitors as specified in the datasheet. Do not exceed the absolute maximum ratings on any pin. For firmware development, use the STM32CubeH7 software package and STM32CubeProgrammer for flashing.
Thông tin tuân thủ
RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32H7A3ZIT6Q or other automotive-grade variants.
