STM32F429BIT7 - 180MHz Cortex-M4 2MB MCU | STMicroelectronics
料号： STM32F429BIT7 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
STM32F429BIT7 概述
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.
直接替换替代料： STM32F429BIT7 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM32F429BIT7 （相同外形与封装尺寸） ——差异在于 ART Accelerator, Flash Memory, Package, Performance.
快速对比工具——选择替代料号进行并排对比：
STM32F429BET6
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →STM32F439BGT6
✅ 直接替换📋 参考替代料（不在目录中）
STM32F429BIT7 最大额定值与电气特性
| 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 |
| 封装 | 208-LQFP, 28 mm x 28 mm |
| 安装类型 | Surface mount |
STM32F429BIT7 208-lqfp, 28 mm x 28 mm 引脚配置指南
STM32F429BIT7（208-lqfp, 28 mm x 28 mm 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： STM32F429BIT7.
请参阅 数据手册 以查看完整引脚配置。
典型应用
STM32F429BIT7 适用于 6 应用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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： STM32F429BIT7 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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 |
关键差异点
- Larger verified flash capacity than STM32F429BET6 （对比 STM32F429BET6)
- Larger verified flash capacity than STM32F439BGT6 （对比 STM32F439BGT6)
- Directly identified 208-LQFP package （对比 STM32F439BGT6)
- High-performance Cortex-M4 control platform （对比 STM32F407VGT6TR)
设计说明
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.
合规信息
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.
