STM32F429BIT7 - 180MHz Cortex-M4 2MB MCU | STMicroelectronics
MPN： STM32F429BIT7 ✓ 啟用中STM32F429BIT7 概覽
A microcontroller is a programmable semiconductor device that integrates a processor core, memory, and peripherals into one component. The STM32F4 family belongs to the embedded-processing hierarchy: MCU, Arm Cortex-M4 processor, embedded microcontroller, and semiconductor. The Cortex-M4 core uses a reduced-instruction-set-computing architecture with floating-point and DSP support, allowing the STM32F429BIT7 to process control algorithms and multimedia data while also managing communications and real-time peripherals.
The verified specifications identify a frequency of up to 180 MHz, 2 MB of flash memory, and 225 DMIPS with 1.25 DMIPS/MHz in the supplied datasheet snippet. The device also provides 256 plus 4 KB of RAM in the STM32F427xx and STM32F429xx family description, USB OTG HS/FS, Ethernet, 17 timers, 3 ADCs, up to 20 communication interfaces, and camera and LCD-TFT features. The 208-LQFP package provides a high pin count for external memory, communications, analog, and control connectivity.
The ARM Cortex-M4 core includes an FPU, DSP instructions, an MPU, and STMicroelectronics ART Accelerator technology for zero-wait-state execution from flash. These features benefit signal-processing, motor-control, industrial automation, network-connected equipment, and embedded human-machine-interface systems. The exact memory, electrical, temperature, and peripheral details not present in the supplied verified data are marked as needed rather than inferred.
Typical applications include industrial automation, Ethernet-connected control systems, USB peripherals, camera or display systems, data acquisition, communications equipment, and embedded platforms requiring substantial flash memory. Its 2 MB flash capacity is useful for firmware, boot code, configuration data, and application logic, while the 180 MHz core supports responsive multitasking and control workloads.
Designers should verify the complete pin assignment, power requirements, clock tree, memory configuration, and peripheral multiplexing against the manufacturer datasheet before layout. LQFP-208 assembly demands careful escape routing, thermal considerations, and clean power distribution. Firmware migration between STM32F429 devices should also account for exact orderable part differences, peripheral availability, and package-specific pin mapping.
This page synthesizes verified distributor information, the manufacturer STM32F427xx/STM32F429xx datasheet result, package and core specifications, practical application guidance, and structured comparison context. It does not invent missing electrical ratings, pricing, or alternative cross-reference details that were not supplied by the verified sources.
直接替換替代品，適用於 STM32F429BIT7 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： STM32F429BIT7 （相同外形與佔位） — 差異在於 ART Accelerator, Flash Memory, Package, Performance.
STM32F429BET6
✅ 直接替換聯絡詢價
查看資料表 →STM32F439BGT6
✅ 直接替換📋 參考替代品（不在目錄中）
STM32F429BIT7 最大額定值與電氣特性
| Product Type | 32-bit ARM Cortex-M4 microcontroller |
| Processor Core | ARM Cortex-M4 with FPU |
| Maximum CPU Frequency | 180 MHz |
| Flash Memory | 2 MB |
| RAM | 256 KB plus 4 KB |
| Architecture | 32-bit RISC |
| Instruction Set | DSP instructions supported |
| Floating-Point Unit | FPU integrated |
| Memory Protection Unit | MPU supported |
| Performance | 225 DMIPS; 1.25 DMIPS/MHz |
| ART Accelerator | Zero-wait-state execution from Flash |
| USB | USB OTG HS/FS |
| Ethernet | Ethernet interface supported |
| Timers | 17 timers |
| Analog-to-Digital Converters | 3 ADCs |
| Communication Interfaces | Up to 20 communication interfaces |
| Camera Support | Camera interface support |
| LCD-TFT Support | LCD-TFT controller support |
| 封裝 | 208-LQFP, 28 mm x 28 mm |
| 安裝類型 | Surface mount |
STM32F429BIT7 208-lqfp, 28 mm x 28 mm 腳位配置指南
STM32F429BIT7（208-lqfp, 28 mm x 28 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： STM32F429BIT7.
請參閱 資料表 以查看完整腳位配置。
典型應用
STM32F429BIT7 適用於 6 應用s: Industrial Automation Controller, Ethernet-Connected Embedded Equipment, USB Data Acquisition System, Camera and Display Interface System, Motor Control and Signal Processing, USB-C and Multi-Interface Control Hub.
Industrial Automation Controller
The STM32F429BIT7 fits industrial automation controllers that combine real-time control with network management and multiple sensor inputs. Its verified 180 MHz Cortex-M4 core and DSP support provide computational capacity, while 17 timers and 3 ADCs help coordinate sampling, sequencing, and control loops. Ethernet and USB OTG support supervisory communications. The 208-LQFP package provides many external connections, although industrial temperature, isolation, safety, and environmental requirements must be confirmed separately.
推薦
Ethernet-Connected Embedded Equipment
The STM32F429BIT7 is suitable for embedded equipment requiring Ethernet connectivity and substantial local firmware. The verified family data lists Ethernet, USB OTG HS/FS, 2 MB flash, and 256 KB plus 4 KB RAM, supporting network management, protocol handling, data buffering, and application firmware in one device. Its 180 MHz Cortex-M4 core also leaves performance headroom for control logic. PHY selection, isolation, magnetics, and exact Ethernet pin requirements require design-level verification.
推薦
USB Data Acquisition System
The STM32F429BIT7 can serve as the control and communications MCU in a USB data-acquisition system. USB OTG HS/FS connectivity allows host or device communication, while 3 ADCs support analog measurements and 17 timers can improve sampling timing and control sequencing. The 2 MB flash capacity accommodates firmware, calibration data, and configuration parameters. Input protection, analog signal conditioning, grounding, and USB connector implementation are outside the supplied verified data.
推薦
Camera and Display Interface System
The STM32F429BIT7 is relevant to embedded vision and display products because the verified STM32F4 family data identifies camera and LCD-TFT support alongside USB, Ethernet, and high-speed Cortex-M4 execution. The MCU can coordinate image acquisition, local control, communications, and display updates while using 2 MB flash for firmware and assets. Actual image throughput, camera interface mode, display memory needs, and pin multiplexing must be checked against the official datasheet and reference designs.
推薦
Motor Control and Signal Processing
The STM32F429BIT7 can be evaluated for motor-control and signal-processing tasks where the Cortex-M4 FPU and DSP instructions are valuable. Its 180 MHz core supports faster control-loop computation, while timers provide timing resources and ADCs provide measurement channels. The 2 MB flash and 256 KB plus 4 KB RAM allow more complex algorithms than many smaller MCUs. Power-stage voltage, gate-driver selection, current sensing, thermal design, and safety diagnostics are not covered by the supplied verified data.
推薦
USB-C and Multi-Interface Control Hub
The STM32F429BIT7 is well suited to control hubs that combine USB connectivity with several serial interfaces. The verified feature set includes USB OTG HS/FS, up to 20 communication interfaces, 17 timers, and a 180 MHz Cortex-M4 core. This allows firmware to manage USB host or device roles, auxiliary serial links, configuration, and real-time control functions. Connector standards, transceiver choices, power delivery, ESD protection, and exact peripheral mappings are not supplied and require separate verification.
推薦
推薦產品摘要
工程參考資料，適用於 STM32F429BIT7 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | STM32F429BET6 | STM32F439BGT6 | STM32F407ZGT6TR | STM32F407VGT6TR | GD32F470 |
|---|---|---|---|---|---|---|
| Package | 208-LQFP (28 mm x 28 mm) | 208-LQFP | 208-LQFP | LQFP-144 | LQFP-100 | LQFP-100/144 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | GigaDevice |
| Processor Core | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 family | Arm Cortex-M4 family | Arm Cortex-M4 |
主要差異化特點
- Larger verified flash capacity than STM32F429BET6 (對比STM32F429BET6)
- Larger verified flash capacity than STM32F439BGT6 (對比STM32F439BGT6)
- Directly identified 208-LQFP package (對比STM32F439BGT6)
- High-performance Cortex-M4 control platform (對比STM32F407VGT6TR)
設計說明
Treat the 208-LQFP footprint as a high-pin-count escape-routing problem. Place decoupling and power-distribution structures before routing signal-sensitive interfaces, keep the Cortex-M4 supply and ground connections short, and follow the exact package pin map from the official STM32F427xx/STM32F429xx datasheet. Because alternate-function multiplexing is extensive, verify every external signal against the alternate-function table rather than assigning functions from memory.
Plan the supply rails and decoupling around the exact voltage and current requirements in the manufacturer electrical data. The verified result confirms a 2 MB flash, 180 MHz core, Ethernet, USB, timers, and ADCs, but it does not provide operating-current values. Therefore, calculate regulator headroom and thermal margin from the final clock, enabled peripherals, I/O load, and measured board behavior; do not use an unverified generic current estimate.
For Ethernet, USB, camera, LCD, or other high-speed interfaces, use the manufacturer’s recommended impedance, topology, and reference-layout guidance. Keep clocks and high-speed traces away from analog inputs and noisy switching nodes, provide solid return paths, and account for LQFP escape traces before selecting connector placement. The verified data confirms interface support but not trace lengths, voltage standards, or transceiver requirements.
The supplied comparison snippets are not enough to approve a substitute. STM32F429BIT7, STM32F429BET6, STM32F439BGT6, and GD32F470 differ in memory, package options, clock behavior, and documented peripheral details. Before replacing the MCU, compare the exact pinout, power pins, boot configuration, clock tree, memory organization, interrupt mapping, peripheral instances, SDK support, and qualification requirements.
合規資訊
The supplied verified data does not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status for STM32F429BIT7. AEC-Q100 is marked not_applicable because no automotive qualification claim was provided; this is not an automotive qualification assertion.
