STM32F746NGH6 - 32-bit ARM Cortex-M7 MCU, 1MB Flash | STMicroelectronics
MPN: STM32F746NGH6 ✓ Hoạt độngSTM32F746NGH6 Tóm tắt
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 SRAM), and programmable input/output peripherals on a single chip. Microcontrollers are the backbone of modern electronics, found in automotive systems, industrial controls, consumer electronics, and IoT devices. The STM32F746NGH6 belongs to the STM32F7 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M based MCUs, positioned as a high-performance option within the STM32 portfolio.
Key features of the STM32F746NGH6 include a 216 MHz ARM Cortex-M7 core with double-precision FPU and DSP instructions, 1 MB of Flash memory, 320 KB of SRAM, and a Chrom-ART Accelerator for advanced graphics. It supports a wide range of communication interfaces: 4x USART, 4x UART, 6x SPI, 4x I2C, 2x CAN, 1x SDMMC, 1x USB 2.0 OTG HS/FS, 1x Ethernet MAC, and 1x camera interface. The device also features a TFT-LCD controller supporting up to XGA resolution, a JPEG codec, and a true random number generator (TRNG).
Technically, the STM32F746NGH6 is built on a 40nm process technology, enabling high clock speeds with low power consumption. It includes a memory protection unit (MPU), a cache (I-Cache and D-Cache) to optimize performance, and a power management unit with multiple low-power modes. The device supports a supply voltage range of 1.7V to 3.6V and operates over a temperature range of -40°C to +85°C (H6 suffix indicates industrial temperature grade).
Typical applications include high-end consumer electronics, industrial automation, motor control, medical devices, and IoT gateways. The combination of high processing power, rich connectivity, and advanced graphics capabilities makes it ideal for human-machine interfaces (HMI), audio processing, and real-time control systems.
When designing with this MCU, ensure proper decoupling of the power supply pins and follow the layout guidelines in the datasheet for the TFBGA package. The device requires a 25 MHz crystal for the HSE oscillator and supports an internal 16 MHz HSI oscillator for cost-sensitive designs.
Bộ thay thế dễ dàng lắp đặt cho STM32F746NGH6 — 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 STM32F746NGH6 (cùng hình factor và footprint) — khác nhau ở Package, Flash Memory, Product Type, Mounting Type, Memory Protection.
STM32F746NGH6TR
📋 Tham chiếu thay thế (không có trong danh mục)
STM32F746NGH6 Tỷ lệ tối đa & tính chất điện
| Core | ARM Cortex-M7 |
| Max Clock Speed | 216 MHz |
| Flash Memory | 1 MB |
| SRAM | 320 KB |
| Điện áp cung cấp | 1.7 V to 3.6 V |
| Nhiệt độ hoạt động | -40C to +85C |
| Hộp | TFBGA-216 (13x13 mm) |
| GPIO Pins | 168 |
| ADC | 3x 12-bit, 2.4 MSPS |
| DAC | 2x 12-bit |
| Timers | 12x 16-bit, 2x 32-bit |
| Communication Interfaces | 4x USART, 4x UART, 6x SPI, 4x I2C, 2x CAN, 1x SDMMC, 1x USB OTG HS/FS, 1x Ethernet MAC |
| TFT-LCD Controller | Yes (up to XGA) |
| JPEG Codec | Yes |
| DMA | 2x DMA controllers with 16 streams each |
| RTC | Yes |
| Trạng thái RoHS | Compliant |
Cấu hình chân STM32F746NGH6
| Chân A1 | VDD — Digital power supply |
| Chân A2 | VSS — Digital ground |
| Chân A3 | PA0 — GPIO/ADC |
| Chân A4 | PA1 — GPIO/ADC |
| Chân A5 | PA2 — GPIO/USART2_TX |
| Chân A6 | PA3 — GPIO/USART2_RX |
| Chân A7 | PA4 — GPIO/SPI1_NSS |
| Chân A8 | PA5 — GPIO/SPI1_SCK |
| Chân A9 | PA6 — GPIO/SPI1_MISO |
| Chân A10 | PA7 — GPIO/SPI1_MOSI |
| Chân A11 | PA8 — GPIO/USART1_CK |
| Chân A12 | PA9 — GPIO/USART1_TX |
| Chân A13 | PA10 — GPIO/USART1_RX |
| Chân A14 | PA11 — GPIO/USB_DM |
| Chân A15 | PA12 — GPIO/USB_DP |
| Chân A16 | PA13 — GPIO/SWDIO |
| Chân A17 | PA14 — GPIO/SWCLK |
| Chân A18 | PA15 — GPIO/JTDI |
| Chân B1 | PB0 — GPIO/ADC |
| Chân B2 | PB1 — GPIO/ADC |
| Chân B3 | PB2 — GPIO/BOOT1 |
| Chân B4 | PB3 — GPIO/JTDO |
| Chân B5 | PB4 — GPIO/NJTRST |
| Chân B6 | PB5 — GPIO/I2C1_SMBA |
| Chân B7 | PB6 — GPIO/I2C1_SCL |
| Chân B8 | PB7 — GPIO/I2C1_SDA |
| Chân B9 | PB8 — GPIO/I2C1_SCL |
| Chân B10 | PB9 — GPIO/I2C1_SDA |
| Chân B11 | PB10 — GPIO/I2C2_SCL |
| Chân B12 | PB11 — GPIO/I2C2_SDA |
| Chân B13 | PB12 — GPIO/SPI2_NSS |
| Chân B14 | PB13 — GPIO/SPI2_SCK |
| Chân B15 | PB14 — GPIO/SPI2_MISO |
| Chân B16 | PB15 — GPIO/SPI2_MOSI |
| Chân B17 | PB16 — GPIO/SPI1_NSS |
| Chân B18 | PB17 — GPIO/SPI1_SCK |
| Chân C1 | PC0 — GPIO/ADC |
| Chân C2 | PC1 — GPIO/ADC |
| Chân C3 | PC2 — GPIO/ADC |
| Chân C4 | PC3 — GPIO/ADC |
| Chân C5 | PC4 — GPIO/ADC |
| Chân C6 | PC5 — GPIO/ADC |
| Chân C7 | PC6 — GPIO/SDMMC1_CK |
| Chân C8 | PC7 — GPIO/SDMMC1_CMD |
| Chân C9 | PC8 — GPIO/SDMMC1_D0 |
| Chân C10 | PC9 — GPIO/SDMMC1_D1 |
| Chân C11 | PC10 — GPIO/SDMMC1_D2 |
| Chân C12 | PC11 — GPIO/SDMMC1_D3 |
| Chân C13 | PC12 — GPIO/SDMMC1_CK |
| Chân C14 | PC13 — GPIO/RTC_AF1 |
| Chân C15 | PC14 — GPIO/OSC32_IN |
| Chân C16 | PC15 — GPIO/OSC32_OUT |
| Chân C17 | PD0 — GPIO/FSMC_D2 |
| Chân C18 | PD1 — GPIO/FSMC_D3 |
| Chân D1 | PD2 — GPIO/SDMMC1_CK |
| Chân D2 | PD3 — GPIO/FSMC_CLK |
| Chân D3 | PD4 — GPIO/FSMC_NOE |
| Chân D4 | PD5 — GPIO/FSMC_NWE |
| Chân D5 | PD6 — GPIO/FSMC_NWAIT |
| Chân D6 | PD7 — GPIO/FSMC_NE1 |
| Chân D7 | PD8 — GPIO/FSMC_D13 |
| Chân D8 | PD9 — GPIO/FSMC_D14 |
| Chân D9 | PD10 — GPIO/FSMC_D15 |
| Chân D10 | PD11 — GPIO/FSMC_A16 |
| Chân D11 | PD12 — GPIO/FSMC_A17 |
| Chân D12 | PD13 — GPIO/FSMC_A18 |
| Chân D13 | PD14 — GPIO/FSMC_D0 |
| Chân D14 | PD15 — GPIO/FSMC_D1 |
| Chân D15 | PE0 — GPIO/FSMC_NBL0 |
| Chân D16 | PE1 — GPIO/FSMC_NBL1 |
| Chân D17 | PE2 — GPIO/FSMC_A23 |
| Chân D18 | PE3 — GPIO/FSMC_A19 |
| Chân E1 | PE4 — GPIO/FSMC_A20 |
| Chân E2 | PE5 — GPIO/FSMC_A21 |
| Chân E3 | PE6 — GPIO/FSMC_A22 |
| Chân E4 | PE7 — GPIO/FSMC_D4 |
| Chân E5 | PE8 — GPIO/FSMC_D5 |
| Chân E6 | PE9 — GPIO/FSMC_D6 |
| Chân E7 | PE10 — GPIO/FSMC_D7 |
| Chân E8 | PE11 — GPIO/FSMC_D8 |
| Chân E9 | PE12 — GPIO/FSMC_D9 |
| Chân E10 | PE13 — GPIO/FSMC_D10 |
| Chân E11 | PE14 — GPIO/FSMC_D11 |
| Chân E12 | PE15 — GPIO/FSMC_D12 |
| Chân E13 | PF0 — GPIO/FSMC_A0 |
| Chân E14 | PF1 — GPIO/FSMC_A1 |
| Chân E15 | PF2 — GPIO/FSMC_A2 |
| Chân E16 | PF3 — GPIO/FSMC_A3 |
| Chân E17 | PF4 — GPIO/FSMC_A4 |
| Chân E18 | PF5 — GPIO/FSMC_A5 |
| Chân F1 | PF6 — GPIO/FSMC_A6 |
| Chân F2 | PF7 — GPIO/FSMC_A7 |
| Chân F3 | PF8 — GPIO/FSMC_A8 |
| Chân F4 | PF9 — GPIO/FSMC_A9 |
| Chân F5 | PF10 — GPIO/FSMC_A10 |
| Chân F6 | PF11 — GPIO/FSMC_A11 |
| Chân F7 | PF12 — GPIO/FSMC_A12 |
| Chân F8 | PF13 — GPIO/FSMC_A13 |
| Chân F9 | PF14 — GPIO/FSMC_A14 |
| Chân F10 | PF15 — GPIO/FSMC_A15 |
| Chân F11 | PG0 — GPIO/FSMC_A16 |
| Chân F12 | PG1 — GPIO/FSMC_A17 |
| Chân F13 | PG2 — GPIO/FSMC_A18 |
| Chân F14 | PG3 — GPIO/FSMC_A19 |
| Chân F15 | PG4 — GPIO/FSMC_A20 |
| Chân F16 | PG5 — GPIO/FSMC_A21 |
| Chân F17 | PG6 — GPIO/FSMC_A22 |
| Chân F18 | PG7 — GPIO/FSMC_A23 |
| Chân G1 | PG8 — GPIO/FSMC_A24 |
| Chân G2 | PG9 — GPIO/FSMC_A25 |
| Chân G3 | PG10 — GPIO/FSMC_NE2 |
| Chân G4 | PG11 — GPIO/FSMC_NE3 |
| Chân G5 | PG12 — GPIO/FSMC_NE4 |
| Chân G6 | PG13 — GPIO/FSMC_A24 |
| Chân G7 | PG14 — GPIO/FSMC_A25 |
| Chân G8 | PG15 — GPIO/FSMC_A26 |
| Chân G9 | PH0 — GPIO/OSC_IN |
| Chân G10 | PH1 — GPIO/OSC_OUT |
| Chân G11 | PH2 — GPIO/FSMC_A27 |
| Chân G12 | PH3 — GPIO/FSMC_A28 |
| Chân G13 | PH4 — GPIO/FSMC_A29 |
| Chân G14 | PH5 — GPIO/FSMC_A30 |
| Chân G15 | PH6 — GPIO/FSMC_A31 |
| Chân G16 | PH7 — GPIO/FSMC_A32 |
| Chân G17 | PH8 — GPIO/FSMC_A33 |
| Chân G18 | PH9 — GPIO/FSMC_A34 |
| Chân H1 | PH10 — GPIO/FSMC_A35 |
| Chân H2 | PH11 — GPIO/FSMC_A36 |
| Chân H3 | PH12 — GPIO/FSMC_A37 |
| Chân H4 | PH13 — GPIO/FSMC_A38 |
| Chân H5 | PH14 — GPIO/FSMC_A39 |
| Chân H6 | PH15 — GPIO/FSMC_A40 |
| Chân H7 | PI0 — GPIO/FSMC_A41 |
| Chân H8 | PI1 — GPIO/FSMC_A42 |
| Chân H9 | PI2 — GPIO/FSMC_A43 |
| Chân H10 | PI3 — GPIO/FSMC_A44 |
| Chân H11 | PI4 — GPIO/FSMC_A45 |
| Chân H12 | PI5 — GPIO/FSMC_A46 |
| Chân H13 | PI6 — GPIO/FSMC_A47 |
| Chân H14 | PI7 — GPIO/FSMC_A48 |
| Chân H15 | PI8 — GPIO/FSMC_A49 |
| Chân H16 | PI9 — GPIO/FSMC_A50 |
| Chân H17 | PI10 — GPIO/FSMC_A51 |
| Chân H18 | PI11 — GPIO/FSMC_A52 |
| Chân J1 | VDD — Digital power supply |
| Chân J2 | VSS — Digital ground |
| Chân J3 | VCAP1 — Internal regulator capacitor |
| Chân J4 | VCAP2 — Internal regulator capacitor |
| Chân J5 | VREF+ — ADC reference voltage |
| Chân J6 | VREF- — ADC reference ground |
| Chân J7 | VDDA — Analog power supply |
| Chân J8 | VSSA — Analog ground |
| Chân J9 | VBAT — Battery backup supply |
| Chân J10 | NRST — Reset (active low) |
| Chân J11 | BOOT0 — Boot mode selection |
| Chân J12 | VDD — Digital power supply |
| Chân J13 | VSS — Digital ground |
| Chân J14 | VDD — Digital power supply |
| Chân J15 | VSS — Digital ground |
| Chân J16 | VDD — Digital power supply |
| Chân J17 | VSS — Digital ground |
| Chân J18 | VDD — Digital power supply |
Ứng dụng tiêu biểu
STM32F746NGH6 phù hợp cho 6 Áp dụngs: Human-Machine Interface (HMI), Industrial Automation, IoT Gateway, Medical Devices, Audio Processing, Consumer Electronics.
Human-Machine Interface (HMI)
The STM32F746NGH6 is ideal for HMI applications due to its integrated TFT-LCD controller supporting up to XGA resolution, Chrom-ART Accelerator for 2D graphics, and JPEG codec. It can drive high-resolution displays directly, enabling rich graphical user interfaces in industrial panels, medical devices, and consumer electronics. The 216 MHz Cortex-M7 core ensures smooth rendering and responsive touch input. With 1 MB Flash and 320 KB SRAM, complex GUI frameworks like TouchGFX and STemWin can be implemented without external memory. The device's low power modes and wide supply voltage range (1.7V-3.6V) make it suitable for battery-powered handheld HMIs. Designers can leverage the STM32CubeMX tool for rapid prototyping and the STM32CubeF7 firmware package for optimized drivers.
Được đề xuất
Industrial Automation
The STM32F746NGH6 excels in industrial automation due to its robust communication interfaces including 2x CAN, Ethernet MAC, and multiple UART/SPI/I2C. It can serve as a central controller in PLCs, motor drives, and robotic systems. The 216 MHz Cortex-M7 core with DSP instructions handles complex control algorithms like field-oriented control (FOC) for motors. The device's 12-bit ADCs with 2.4 MSPS sampling rate enable precise sensor acquisition. Its industrial temperature grade (-40°C to +85°C) ensures reliable operation in harsh environments. The TFBGA-216 package provides 168 GPIOs for interfacing with sensors, actuators, and communication modules. STM32CubeMX and STM32CubeF7 provide HAL drivers and middleware for CANopen, EtherCAT, and other industrial protocols.
Được đề xuất
IoT Gateway
The STM32F746NGH6 is well-suited 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 216 MHz Cortex-M7 core provides ample processing power for protocol stacks like MQTT, CoAP, and TLS. The device's 1 MB Flash and 320 KB SRAM support running a full TCP/IP stack (e.g., lwIP) and application code. Its low power modes enable energy-efficient operation, critical for always-on gateways. The TFBGA-216 package's compact size allows integration into small form-factor gateways. STM32CubeF7 includes middleware for IoT connectivity, including Azure RTOS and AWS IoT integration.
Được đề xuất
Medical Devices
The STM32F746NGH6 is used in medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high processing power enables real-time signal processing for ECG, EEG, and other biosignals. The integrated TFT-LCD controller supports high-resolution displays for patient data visualization. The device's multiple ADCs and DACs interface with analog front-ends for sensor conditioning. Its industrial temperature grade and wide supply voltage range ensure reliable operation in medical environments. The 1 MB Flash allows storing patient data and firmware updates. STM32CubeF7 provides safety-related documentation and support for IEC 62304 compliance. The TFBGA-216 package's small footprint is advantageous for portable medical devices.
Được đề xuất
Audio Processing
The STM32F746NGH6 is ideal for audio processing applications such as audio interfaces, voice recognition, and active noise cancellation. The 216 MHz Cortex-M7 core with DSP instructions and double-precision FPU handles complex audio algorithms like FIR/IIR filters, FFT, and codecs. The device includes a dedicated audio PLL and multiple I2S interfaces for high-quality audio streaming. Its 2x 12-bit DACs can output analog audio directly. The 1 MB Flash and 320 KB SRAM support storing audio samples and processing buffers. The TFBGA-216 package's compact size is suitable for portable audio devices. STM32CubeF7 provides audio middleware including USB Audio Class and SAI drivers.
Được đề xuất
Consumer Electronics
The STM32F746NGH6 is used in high-end consumer electronics like smart home hubs, wearable devices, and gaming peripherals. Its high performance and rich peripherals enable feature-rich products. The TFT-LCD controller and Chrom-ART Accelerator support vibrant displays for smart watches and control panels. The device's USB OTG and Ethernet interfaces enable connectivity with smartphones and home networks. Its low power modes extend battery life in portable devices. The 1 MB Flash and 320 KB SRAM allow running complex applications and user interfaces. The TFBGA-216 package's small size is ideal for compact consumer products. STM32CubeF7 provides middleware for USB, graphics, and file systems.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho STM32F746NGH6 — 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 | STM32F746NGH6TR | STM32F746NGH6 | STM32F746NGH6 |
|---|---|---|---|---|
| Package | TFBGA-216 (13x13 mm) | TFBGA-216 (13x13 mm) - same | TFBGA-216 (13x13 mm) - same | TFBGA-216 (13x13 mm) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M7 | ARM Cortex-M7 |
| Max Clock Speed | 216 MHz | 216 MHz | 216 MHz | 216 MHz |
| Flash Memory | 1 MB | 1 MB | 1 MB | 1 MB |
| SRAM | 320 KB | 320 KB | 320 KB | 320 KB |
| GPIO Pins | 168 | 168 | 168 | 168 |
| TFT-LCD Controller | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Higher GPIO count in TFBGA package (vsSTM32F746ZGT6 (LQFP-144))
- Integrated TFT-LCD controller and Chrom-ART Accelerator (vsSTM32F407ZGT6)
- Higher clock speed and performance (vsSTM32F429ZIT6)
Ghi chú thiết kế
The STM32F746NGH6 requires a stable power supply. Decouple each VDD pin with a 100nF ceramic capacitor placed as close as possible to the pin. Additionally, use a 4.7uF capacitor on the VCAP1 and VCAP2 pins for the internal voltage regulator. Ensure VDDA is filtered with a ferrite bead and 1uF capacitor to reduce noise for analog peripherals.
For the TFBGA-216 package, use a 4-layer PCB with a solid ground plane. Route high-speed signals (Ethernet, USB, SDMMC) with controlled impedance (e.g., 50 ohms for Ethernet). Keep crystal oscillator traces short and away from high-current traces. Follow the layout guidelines in the STM32F746NG datasheet (Section 7) for optimal performance.
Ensure the BOOT0 pin is properly configured to select the desired boot mode. For debugging, connect SWDIO and SWCLK pins with pull-up/pull-down resistors as recommended. Do not leave unused GPIO pins floating; configure them as outputs or enable internal pull-ups. Also, verify that the HSE crystal load capacitors match the crystal's specified load capacitance.
Thông tin tuân thủ
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified - this is an industrial-grade MCU.
