STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
N.º da peça: STM32H7B3ZIT6 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $12.5 | $12,50 |
| 10 | $11.25 | $112,50 |
| 100 | $10 | $1.000,00 |
| 500 | $9 | $4.500,00 |
| 1.000 | $8.1 | $8.100,00 |
STM32H7B3ZIT6 Visão geral
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.
Alternativas drop-in para STM32H7B3ZIT6 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com STM32H7B3ZIT6 (mesmo formato e footprint) — diferindo em ADC, Operating Temperature, Package, DAC, Communication Interfaces.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
STM32H7A3ZIT6
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
STM32H7B0ZIT6
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
STM32H743ZIT6
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$10.65 / unidade
Ver ficha técnica →STM32H753ZIT6
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$11.95 / unidade
Ver ficha técnica →STM32H750ZBT6
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
STM32H7B3ZIT6 Classificações máximas e características elétricas
| Core | Arm Cortex-M7 |
| Max Clock Speed | 280 MHz |
| Flash Memory | 2 MB |
| SRAM | 1.4 MB |
| Encapsulamento | LQFP144 (20x20 mm) |
| Tensão de alimentação | 1.62 V to 3.6 V |
| Temperatura de operação | -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 |
| Status RoHS | Compliant |
Configuração de pinos do STM32H7B3ZIT6
| Pino 1 | PE2 — GPIO / alternate functions |
| Pino 2 | PE3 — GPIO / alternate functions |
| Pino 3 | PE4 — GPIO / alternate functions |
| Pino 4 | PE5 — GPIO / alternate functions |
| Pino 5 | PE6 — GPIO / alternate functions |
| Pino 6 | VBAT — Backup battery supply |
| Pino 7 | PC13 — GPIO / RTC tamper |
| Pino 8 | PC14 — GPIO / OSC32_IN |
| Pino 9 | PC15 — GPIO / OSC32_OUT |
| Pino 10 | PF0 — GPIO / alternate functions |
| Pino 11 | PF1 — GPIO / alternate functions |
| Pino 12 | PF2 — GPIO / alternate functions |
| Pino 13 | PF3 — GPIO / alternate functions |
| Pino 14 | PF4 — GPIO / alternate functions |
| Pino 15 | PF5 — GPIO / alternate functions |
| Pino 16 | PF6 — GPIO / alternate functions |
| Pino 17 | PF7 — GPIO / alternate functions |
| Pino 18 | PF8 — GPIO / alternate functions |
| Pino 19 | PF9 — GPIO / alternate functions |
| Pino 20 | PF10 — GPIO / alternate functions |
| Pino 21 | VSS — Ground |
| Pino 22 | VDD — Digital power supply |
| Pino 23 | PF11 — GPIO / alternate functions |
| Pino 24 | PF12 — GPIO / alternate functions |
| Pino 25 | PF13 — GPIO / alternate functions |
| Pino 26 | PF14 — GPIO / alternate functions |
| Pino 27 | PF15 — GPIO / alternate functions |
| Pino 28 | PG0 — GPIO / alternate functions |
| Pino 29 | PG1 — GPIO / alternate functions |
| Pino 30 | PG2 — GPIO / alternate functions |
| Pino 31 | PG3 — GPIO / alternate functions |
| Pino 32 | PG4 — GPIO / alternate functions |
| Pino 33 | PG5 — GPIO / alternate functions |
| Pino 34 | PG6 — GPIO / alternate functions |
| Pino 35 | PG7 — GPIO / alternate functions |
| Pino 36 | PG8 — GPIO / alternate functions |
| Pino 37 | PG9 — GPIO / alternate functions |
| Pino 38 | PG10 — GPIO / alternate functions |
| Pino 39 | PG11 — GPIO / alternate functions |
| Pino 40 | PG12 — GPIO / alternate functions |
| Pino 41 | PG13 — GPIO / alternate functions |
| Pino 42 | PG14 — GPIO / alternate functions |
| Pino 43 | PG15 — GPIO / alternate functions |
| Pino 44 | VSS — Ground |
| Pino 45 | VDD — Digital power supply |
| Pino 46 | PH0 — GPIO / OSC_IN |
| Pino 47 | PH1 — GPIO / OSC_OUT |
| Pino 48 | NRST — Reset (active low) |
| Pino 49 | PC0 — GPIO / ADC input |
| Pino 50 | PC1 — GPIO / ADC input |
| Pino 51 | PC2 — GPIO / ADC input |
| Pino 52 | PC3 — GPIO / ADC input |
| Pino 53 | VSSA — Analog ground |
| Pino 54 | VDDA — Analog power supply |
| Pino 55 | PC4 — GPIO / ADC input |
| Pino 56 | PC5 — GPIO / ADC input |
| Pino 57 | PB0 — GPIO / ADC input |
| Pino 58 | PB1 — GPIO / ADC input |
| Pino 59 | PB2 — GPIO / alternate functions |
| Pino 60 | PB3 — GPIO / alternate functions |
| Pino 61 | PB4 — GPIO / alternate functions |
| Pino 62 | PB5 — GPIO / alternate functions |
| Pino 63 | PB6 — GPIO / alternate functions |
| Pino 64 | PB7 — GPIO / alternate functions |
| Pino 65 | BOOT0 — Boot mode selection |
| Pino 66 | PB8 — GPIO / alternate functions |
| Pino 67 | PB9 — GPIO / alternate functions |
| Pino 68 | PE7 — GPIO / alternate functions |
| Pino 69 | PE8 — GPIO / alternate functions |
| Pino 70 | PE9 — GPIO / alternate functions |
| Pino 71 | PE10 — GPIO / alternate functions |
| Pino 72 | PE11 — GPIO / alternate functions |
| Pino 73 | PE12 — GPIO / alternate functions |
| Pino 74 | PE13 — GPIO / alternate functions |
| Pino 75 | PE14 — GPIO / alternate functions |
| Pino 76 | PE15 — GPIO / alternate functions |
| Pino 77 | PB10 — GPIO / alternate functions |
| Pino 78 | PB11 — GPIO / alternate functions |
| Pino 79 | VSS — Ground |
| Pino 80 | VDD — Digital power supply |
| Pino 81 | PB12 — GPIO / alternate functions |
| Pino 82 | PB13 — GPIO / alternate functions |
| Pino 83 | PB14 — GPIO / alternate functions |
| Pino 84 | PB15 — GPIO / alternate functions |
| Pino 85 | PD8 — GPIO / alternate functions |
| Pino 86 | PD9 — GPIO / alternate functions |
| Pino 87 | PD10 — GPIO / alternate functions |
| Pino 88 | PD11 — GPIO / alternate functions |
| Pino 89 | PD12 — GPIO / alternate functions |
| Pino 90 | PD13 — GPIO / alternate functions |
| Pino 91 | PD14 — GPIO / alternate functions |
| Pino 92 | PD15 — GPIO / alternate functions |
| Pino 93 | PA0 — GPIO / ADC input / WKUP |
| Pino 94 | PA1 — GPIO / ADC input |
| Pino 95 | PA2 — GPIO / USART2_TX |
| Pino 96 | PA3 — GPIO / USART2_RX |
| Pino 97 | VSS — Ground |
| Pino 98 | VDD — Digital power supply |
| Pino 99 | PA4 — GPIO / DAC_OUT1 |
| Pino 100 | PA5 — GPIO / DAC_OUT2 |
| Pino 101 | PA6 — GPIO / ADC input |
| Pino 102 | PA7 — GPIO / ADC input |
| Pino 103 | PC4 — GPIO / ADC input |
| Pino 104 | PC5 — GPIO / ADC input |
| Pino 105 | PB0 — GPIO / ADC input |
| Pino 106 | PB1 — GPIO / ADC input |
| Pino 107 | PB2 — GPIO / alternate functions |
| Pino 108 | PB3 — GPIO / alternate functions |
| Pino 109 | PB4 — GPIO / alternate functions |
| Pino 110 | PB5 — GPIO / alternate functions |
| Pino 111 | PB6 — GPIO / alternate functions |
| Pino 112 | PB7 — GPIO / alternate functions |
| Pino 113 | BOOT0 — Boot mode selection |
| Pino 114 | PB8 — GPIO / alternate functions |
| Pino 115 | PB9 — GPIO / alternate functions |
| Pino 116 | PE7 — GPIO / alternate functions |
| Pino 117 | PE8 — GPIO / alternate functions |
| Pino 118 | PE9 — GPIO / alternate functions |
| Pino 119 | PE10 — GPIO / alternate functions |
| Pino 120 | PE11 — GPIO / alternate functions |
| Pino 121 | PE12 — GPIO / alternate functions |
| Pino 122 | PE13 — GPIO / alternate functions |
| Pino 123 | PE14 — GPIO / alternate functions |
| Pino 124 | PE15 — GPIO / alternate functions |
| Pino 125 | PB10 — GPIO / alternate functions |
| Pino 126 | PB11 — GPIO / alternate functions |
| Pino 127 | VSS — Ground |
| Pino 128 | VDD — Digital power supply |
| Pino 129 | PB12 — GPIO / alternate functions |
| Pino 130 | PB13 — GPIO / alternate functions |
| Pino 131 | PB14 — GPIO / alternate functions |
| Pino 132 | PB15 — GPIO / alternate functions |
| Pino 133 | PD8 — GPIO / alternate functions |
| Pino 134 | PD9 — GPIO / alternate functions |
| Pino 135 | PD10 — GPIO / alternate functions |
| Pino 136 | PD11 — GPIO / alternate functions |
| Pino 137 | PD12 — GPIO / alternate functions |
| Pino 138 | PD13 — GPIO / alternate functions |
| Pino 139 | PD14 — GPIO / alternate functions |
| Pino 140 | PD15 — GPIO / alternate functions |
| Pino 141 | PA0 — GPIO / ADC input / WKUP |
| Pino 142 | PA1 — GPIO / ADC input |
| Pino 143 | PA2 — GPIO / USART2_TX |
| Pino 144 | PA3 — GPIO / USART2_RX |
Aplicações típicas
STM32H7B3ZIT6 é adequado para 6 aplicaçãos: 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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para STM32H7B3ZIT6 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | 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 |
Principais diferenciais
- Chrom-ART Accelerator for 2D graphics (vs STM32H743ZIT6)
- Higher SRAM capacity (1.4 MB) (vs STM32H743ZIT6)
- Lower power consumption at 280 MHz (vs STM32H743ZIT6)
Notas de projeto
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.
Informações de conformidade
RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32H7A3ZIT6Q or other automotive-grade variants.
