STM32F429IGT6 - 180MHz Cortex-M4 MCU | STMicroelectronics
料号： STM32F429IGT6 ✓ 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 |
STM32F429IGT6 概述
A microcontroller is an integrated semiconductor that executes firmware, controls peripherals, and provides the central processing element for embedded equipment. The STM32F4 family belongs to the MCU hierarchy and combines a RISC processor core, embedded nonvolatile Flash, SRAM, timers, analog converters, communication controllers, and GPIO into one device. This integration reduces component count and supports deterministic control for industrial, communications, audio, and human-machine-interface equipment.
Key features include 225 DMIPS at up to 180 MHz, an adaptive real-time accelerator, three ADCs, LCD-TFT controller, full-speed USB interfaces, Ethernet connectivity, and 17 timers. The snippet identifies USB OTG HS/FS, Ethernet, 3 ADCs, and 20 communication interfaces as major capabilities. Depending on the exact ordering code and device variant, exposed memory and peripheral resources must be reconciled with the manufacturer datasheet before PCB release.
The Cortex-M4 architecture combines a 32-bit RISC instruction set, single-precision floating-point hardware, DSP instructions, an MPU, and adaptive Flash acceleration. This supports high-throughput control and signal-processing workloads without requiring a separate processor. The IGT6 ordering code specifically provides 1 MB of Flash rather than the upper 2 MB capacity available across the broader STM32F427xx and STM32F429xx family.
Typical applications include industrial HMIs, connected industrial equipment, data acquisition, USB- or Ethernet-connected controllers, audio processing, and high-performance embedded control. Parallel LCD support is particularly relevant to human-machine interfaces, while Ethernet and USB permit network management, firmware updating, and host connectivity when the board design supplies the required clocks, transceiver connections, protection, and routing.
Designers should allocate the complete 176-pin LQFP footprint, follow the manufacturer package and pin definitions, and preserve adequate decoupling near every supply pin. Firmware must be validated for clock-tree limits, peripheral pin multiplexing, external memory requirements, and unused-pin treatment. A hardware drop-in replacement should be approved only after comparing the exact pinout, memory size, electrical limits, peripheral population, and firmware assumptions.
直接替换替代料： STM32F429IGT6 ——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： STM32F429IGT6 （相同外形与封装尺寸） ——差异在于 Package, Communication Interfaces, Timers, Maximum Clock Frequency, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
STM32F429IIT6
✅ 直接替换✓ 有现货
$8.3523 / 个
查看数据手册 →STM32F439IGT6
✅ 直接替换✓ 有现货
$8.4 / 个
查看数据手册 →STM32F446IGT6
✅ 直接替换📋 参考替代料（不在目录中）
STM32F407IGT6
✅ 直接替换✓ 有现货
$8.4 / 个
查看数据手册 →STM32F437IGT6
✅ 直接替换📋 参考替代料（不在目录中）
STM32F429IGT6 最大额定值与电气特性
| Product Type | 32-bit ARM Cortex-M4 microcontroller |
| Maximum CPU Frequency | 180 MHz |
| CPU Core | Arm 32-bit Cortex-M4 RISC core |
| FPU | Single-precision floating-point unit |
| DSP Instructions | Supported by Cortex-M4 core |
| Memory Protection Unit | MPU supported |
| Flash Memory | 1 MB |
| Flash Organization | 1 M x 8 |
| System SRAM | 256 KB |
| Backup SRAM | 4 KB |
| Core Performance | 225 DMIPS |
| Performance per MHz | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| ART Accelerator | Adaptive real-time accelerator allowing 0-wait-state Flash execution |
| USB Connectivity | USB OTG HS/FS |
| Ethernet Connectivity | Integrated Ethernet |
| Timers | 17 timers |
| ADC Count | 3 ADCs |
| Communication Interfaces | 20 communication interfaces |
| Display Support | LCD-TFT controller |
| 封装 | 176-LQFP, 24 mm x 24 mm |
| 安装类型 | Surface mount |
STM32F429IGT6 176-lqfp, 24 mm x 24 mm 引脚配置指南
STM32F429IGT6（176-lqfp, 24 mm x 24 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： STM32F429IGT6.
请参阅 数据手册 以查看完整引脚配置。
典型应用
STM32F429IGT6 适用于 6 应用s: Industrial Human-Machine Interface, Ethernet-Connected Data Acquisition, USB Audio and Embedded Signal Processing, High-Performance Industrial Control, Connected Medical or Diagnostic Instrument, Secure Network Appliance Gateway.
Industrial Human-Machine Interface
The STM32F429IGT6 fits an industrial HMI that combines a graphical display with local control and wired connectivity. Its 180 MHz Cortex-M4 core, 225 DMIPS performance, LCD-TFT controller, 1 MB Flash, and 256 KB SRAM provide headroom for graphics, communications, and control firmware. Ethernet or USB can support maintenance access and data exchange, while three ADCs can monitor analog plant signals. The trade-off is a 176-LQFP footprint, which requires substantially more routing and board area than a reduced-pin MCU.
推荐
Ethernet-Connected Data Acquisition
The STM32F429IGT6 is suitable for a data-acquisition controller because it integrates Ethernet, three ADCs, 17 timers, USB OTG HS/FS, and substantial local memory. The 180 MHz core can service protocol handling and control tasks while 256 KB of SRAM supports buffering. Firmware can implement sample scheduling, filtering, configuration, and network transfer without an external processor. Design validation must confirm ADC accuracy requirements, Ethernet PHY implementation, isolation strategy, trace topology, and connector protection.
推荐
USB Audio and Embedded Signal Processing
The Cortex-M4 core's single-precision FPU and DSP instructions make STM32F429IGT6 a credible platform for USB-connected embedded audio processing. USB OTG HS/FS supports host or device connectivity, while 1 MB Flash and 256 KB SRAM accommodate control code, buffers, and effects. The MCU can balance digital signal processing with real-time timers rather than relying solely on an offload processor. Clock accuracy, USB impedance control, analog codec design, and real-time scheduling remain critical board-level constraints.
推荐
High-Performance Industrial Control
STM32F429IGT6 can serve as the central controller in a performance-oriented industrial system because its Cortex-M4 core runs up to 180 MHz and provides 225 DMIPS with DSP support. Seventeen timers support periodic control, capture, and motor-related tasks, while three ADCs handle analog inputs. Local SRAM and Flash reduce external bus pressure for moderate workloads. Engineers must prove peripheral mapping, interrupt latency, watchdog behavior, and safe-state requirements at the system level.
推荐
Connected Medical or Diagnostic Instrument
The STM32F429IGT6 can fit connected diagnostic equipment requiring local computation, data logging, USB connectivity, and analog monitoring. Its 180 MHz Cortex-M4 core and DSP instructions accelerate signal-processing workloads, while the LCD-TFT interface supports a local operator display. Three ADCs provide acquisition channels, and 256 KB of SRAM supports working buffers. Because no medical qualification claim is supplied, this is an application fit rather than a certified medical-device recommendation; safety and regulatory requirements need separate validation.
推荐
Secure Network Appliance Gateway
STM32F429IGT6 is appropriate for a compact network appliance gateway that must manage Ethernet, USB, configuration storage, and real-time monitoring. Ethernet supports the principal data path, USB can provide maintenance access, and the Cortex-M4 FPU improves arithmetic-heavy control tasks. One megabyte of Flash and 256 KB of SRAM offer useful headroom for embedded protocol stacks and local buffers. A production design still needs reviewed boot security, authenticated updates, watchdog strategy, and physical-network protection not established by the supplied data.
推荐
推荐产品汇总
工程参考数据： STM32F429IGT6 ——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 | STM32F429IIT6 | STM32F439IGT6 | STM32F446IGT6 | STM32F407IGT6 | STM32F437IGT6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 176-LQFP (24 mm x 24 mm) | 176-LQFP class | 176-LQFP class | 176-LQFP class | 176-LQFP class | 176-LQFP class |
| CPU Core | Arm Cortex-M4 | Arm Cortex-M4 family | Arm Cortex-M4 family | Arm Cortex-M4 family | Arm Cortex-M4 family | Arm Cortex-M4 family |
关键差异点
- Exact verified memory configuration （对比 STM32F429IIT6)
- Broad integrated connectivity （对比 STM32F407IGT6)
- High-performance Cortex-M4 resource mix （对比 STM32F446IGT6)
设计说明
Use the official STM32F427xx/STM32F429xx LQFP pinout rather than inferring a universal 176-pin mapping across STM32 families. Place every required decoupling capacitor close to its corresponding supply and ground pins, keep high-current loops compact, and route sensitive analog inputs away from switching nodes. The large 24 mm by 24 mm LQFP also needs careful fanout and via placement beneath or beside the device where the mechanical design permits.
Do not apply the family's maximum 2 MB Flash statement to the exact STM32F429IGT6 ordering code; verified distributor data identifies this part as 1 MB. Likewise, verify each alternate's memory size and every alternate-function signal before labeling it a drop-in part. A same-package appearance is insufficient if an I/O changes function, a peripheral disappears, a supply pin differs, or firmware depends on a bootloader and peripheral configuration absent from the replacement.
Validate USB and Ethernet implementations against the manufacturer hardware guidelines and the chosen PHY or transceiver design. USB requires a controlled 90-ohm differential path and nearby reference-plane continuity, while Ethernet magnetics, PHY placement, return paths, and protection components must be evaluated together. The MCU's integrated USB and Ethernet controllers reduce processor burden, but they do not eliminate signal-integrity, impedance, isolation, or connector-compliance requirements.
合规信息
RoHS and REACH compliant are based on the supplied PartGenie result. The provided excerpts do not establish AEC-Q100 qualification, a lead-free declaration, halogen-free status, or conflict-minerals compliance; production releases should use the current manufacturer declarations.
