STM32F427VGT7 - 180MHz Cortex-M4 1MB Flash MCU | STMicroelectronics
MPN: STM32F427VGT7 ✓ Hoạt độngSTM32F427VGT7 Tóm tắt
A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. The STM32F427 belongs to the Arm Cortex-M4 microcontroller family within the broader embedded-processing and semiconductor hierarchy. Its architecture supports efficient control, communications, data acquisition, and signal-processing workloads while maintaining a broad peripheral set for industrial and embedded systems.
Key features include 32-bit RISC processing at up to 180 MHz, single-precision floating-point hardware, DSP instruction support, an MPU, and an ART Accelerator designed for zero-wait-state execution from Flash. The device includes 1 MB of Flash, 256 KB of SRAM, and an additional 4 KB of backup SRAM. USB OTG and Ethernet interfaces support connected equipment, while multiple serial, timer, DMA, and general-purpose I/O resources support deterministic embedded control.
The Cortex-M4 core combines efficient real-time performance with a single-precision FPU, making it suitable for control loops that benefit from hardware floating-point operations. The stated 225 DMIPS and 1.25 DMIPS/MHz performance figures describe the computational envelope of this core. The ART Accelerator allows frequently executed instructions to be cached from Flash, supporting higher practical performance without requiring the entire 1 MB code area to reside in SRAM.
Typical applications include industrial automation, factory equipment, motor-control systems, networked embedded controllers, USB data acquisition, and communications equipment. Ethernet and USB OTG make the device relevant to connected machines and service interfaces, while the DSP instruction set and FPU support audio, control, and other mathematically intensive processing.
Design considerations center on pin assignment, clock-tree configuration, power sequencing, and peripheral conflict management. Place all required decoupling capacitors close to the corresponding supply pins, route high-current and high-speed signals carefully, and confirm unused pins against the manufacturer pin and package guidance before finalizing the PCB.
This product record combines core specifications, application guidance, package considerations, and verified replacement analysis to support component selection, schematic review, PCB planning, and sourcing for STM32F427VGT7 designs.
Bộ thay thế dễ dàng lắp đặt cho STM32F427VGT7 — 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 STM32F427VGT7 (cùng hình factor và footprint) — khác nhau ở ART Accelerator, Core Architecture, Package, Performance, SRAM.
STM32F427VGT6
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →STM32F417VGT7
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
STM32F427VGT7 Tỷ lệ tối đa & tính chất điện
| Product Type | 32-bit Arm Cortex-M4 microcontroller |
| Maximum CPU Frequency | 180 MHz |
| Core Architecture | Arm Cortex-M4 32-bit RISC |
| Floating-Point Unit | Single precision |
| DSP Support | Yes |
| Performance | 225 DMIPS; 1.25 DMIPS/MHz |
| ART Accelerator | Adaptive real-time accelerator with 0-wait-state Flash execution |
| Memory Protection Unit | Yes |
| Flash Memory | 1 MB |
| SRAM | 256 KB |
| Backup SRAM | 4 KB |
| Ethernet | Yes |
| USB | USB OTG |
| Hộp | 100-pin LQFP, 14 mm x 14 mm |
| Kiểu lắp đặt | Surface mount |
Hướng dẫn cấu hình chân STM32F427VGT7 100-pin lqfp, 14 mm x 14 mm
Cấu hình chân cho STM32F427VGT7 (100-pin lqfp, 14 mm x 14 mm gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho STM32F427VGT7.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
STM32F427VGT7 phù hợp cho 6 Áp dụngs: Industrial Automation Controllers, Motor Control and Power Conversion, USB Data Acquisition Systems, Networked Sensors and IoT Gateways, Audio and Digital Signal Processing, Communication Equipment.
Industrial Automation Controllers
The STM32F427VGT7 fits industrial automation controllers that combine real-time control with network connectivity. Its 180 MHz Arm Cortex-M4 core and 225 DMIPS performance provide capacity for control tasks, while the hardware single-precision FPU and DSP instructions assist mathematically intensive routines. The 100-pin LQFP package offers access to timers, serial interfaces, GPIO, and communications peripherals commonly used in machine-control equipment. Ethernet and USB OTG enable supervisory links, configuration access, and service communication without requiring separate interface devices.
Được đề xuất
Motor Control and Power Conversion
The STM32F427VGT7 is suitable for motor-control systems requiring deterministic computation and multiple timing resources. The 180 MHz Cortex-M4 core can execute current and speed-control algorithms, while its DSP instructions and single-precision FPU simplify common control calculations. Timer outputs, DMA channels, and general-purpose I/O can support encoder processing, PWM generation, and synchronization with external power stages. The 100-pin LQFP package provides enough connections for multiple control signals, although final channel allocation depends on the motor-driver interface and board-level isolation requirements.
Được đề xuất
USB Data Acquisition Systems
The STM32F427VGT7 fits USB data-acquisition equipment that must capture, process, and transmit sensor data. Its 1 MB Flash provides room for application code and configuration data, while 256 KB of SRAM supports working buffers and real-time processing. USB OTG adds a direct device or host interface for configuration, logging, and data transfer. The 180 MHz core and DMA resources can move sampled data efficiently, making the device useful for portable instruments, condition-monitoring nodes, and laboratory interfaces.
Được đề xuất
Networked Sensors and IoT Gateways
The STM32F427VGT7 supports networked sensor nodes and IoT gateway functions that combine local signal processing with upstream communications. Ethernet enables a wired connection to supervisory equipment, while USB OTG supports configuration and maintenance links. The Cortex-M4 core can preprocess data before transmission, reducing network traffic and enabling local decisions when connectivity is unavailable. Its 1 MB Flash and 256 KB SRAM provide a larger embedded workload budget than many basic Cortex-M devices, supporting protocol stacks, data logging, and control logic.
Được đề xuất
Audio and Digital Signal Processing
The STM32F427VGT7 is appropriate for embedded audio and general digital signal processing because its Cortex-M4 core includes a single-precision FPU and DSP instructions. These resources accelerate filtering, mixing, modulation, and control calculations without requiring a separate DSP for moderate workloads. The 1 MB Flash can retain substantial firmware, and the 256 KB SRAM supports sample buffers. USB OTG or Ethernet can carry processed audio or telemetry to a host, making the controller suitable for communication endpoints, sound equipment, and compact monitoring products.
Được đề xuất
Communication Equipment
The STM32F427VGT7 fits protocol-heavy communication equipment that needs real-time processing alongside USB and Ethernet connectivity. Its 180 MHz Cortex-M4 core and 225 DMIPS rating support packet handling, state-machine control, and supervisory logic, while 256 KB of SRAM accommodates receive buffers and protocol state. The integrated networking interfaces reduce external component requirements. A 100-pin LQFP implementation provides broad peripheral access for status indicators, configuration interfaces, and external transceivers, making the device relevant to gateways, service modules, and embedded network equipment.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho STM32F427VGT7 — 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 | STM32F427VGT6 | STM32F417VGT7 |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 100-pin LQFP, 14 mm x 14 mm | 100-pin LQFP, 14 mm x 14 mm - same | 100-pin LQFP, 14 mm x 14 mm - same |
| Processor Core | Arm Cortex-M4 32-bit RISC | Arm Cortex-M4 32-bit RISC | Arm Cortex-M4 family |
| Maximum CPU Frequency | 180 MHz | 180 MHz | 180 MHz |
| Floating-Point Unit | Single precision | Single precision | Single precision |
Bảo phân biệt quan trọng
- Higher temperature-grade suffix for applications requiring the extended STM32F427VGT7 operating range (vsSTM32F427VGT6)
- Direct use of the STM32F427 feature set rather than a related F4 device (vsSTM32F417VGT7)
- Matched package and processor architecture simplify PCB reuse (vsSTM32F427VGT6)
Ghi chú thiết kế
Assign the 100-pin LQFP footprint from the manufacturer package drawing and preserve the specified pad and copper geometry. Place every required supply-decoupling capacitor immediately beside its associated VDD or VDDA connection, with a short return path to the relevant ground plane. Keep high-current VDD paths away from sensitive analog and clock routes to reduce voltage drops and coupling during processor activity.
Route external crystals, oscillator connections, and the ARM debug interface with short, controlled-impedance traces. The Cortex-M4 system relies on accurate timing for stable operation at 180 MHz, so probe points, test pads, and long stubs should not be added near clock nets without accounting for their electrical effect. Confirm the boot configuration, reset behavior, and debug assignments against the manufacturer pin-description table before releasing the layout.
Treat Ethernet, USB, and high-speed serial interfaces as controlled-impedance nets and match their routing to the selected transceiver or connector. Keep return paths continuous and avoid crossing split power or ground planes. Although the STM32F427VGT7 integrates digital peripherals, stable reference clocks, correct I/O drive settings, and properly terminated communication lines remain essential for low bit-error operation.
Do not substitute an STM32F4 device solely because it uses a 100-pin LQFP package. Validate pin multiplexing, power pins, clock inputs, boot pins, memory configuration, peripheral assignments, and temperature grade. STM32F427VGT6 and STM32F417VGT7 require explicit review, and a change from suffix 7 to suffix 6 can alter the permitted temperature range even when the PCB footprint remains unchanged.
Thông tin tuân thủ
No explicit compliance declarations are present in the available product, datasheet, or distributor snippets. Confirm RoHS, REACH, AEC-Q100, lead-free, halogen-free, and conflict-minerals status with STMicroelectronics for the ordered part and package configuration.
