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The STM32F446xC/E devices are based on the high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 180 MHz. The Cortex-M4 core features a floating point unit (FPU) single precision supporting all Arm® single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU) that enhances application security.
The STM32F446xC/E devices incorporate high-speed embedded memories (Flash memory up to 512 Kbytes, up to 128 Kbytes of SRAM), up to 4 Kbytes of backup SRAM, and an extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB buses and a 32-bit multi-AHB bus matrix.
All devices offer three 12-bit ADCs, two DACs, a low-power RTC, twelve general-purpose 16-bit timers including two PWM timers for motor control, two general-purpose 32-bit timers.
They also feature standard and advanced communication interfaces.主要特性
- Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait state execution from Flash memory, frequency up to 180 MHz, MPU, 225 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
- Memories
- 512 Kbytes of Flash memory
- 128 Kbytes of SRAM
- Flexible external memory controller with up to 16-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND Flash memories
- Dual mode QuadSPI interface
- LCD parallel interface, 8080/6800 modes
- Clock, reset and supply management
- 1.7 V to 3.6 V application supply and I/Os
- POR, PDR, PVD and BOR
- 4 to 26 MHz crystal oscillator
- Internal 16 MHz factory-trimmed RC (1% accuracy)
- 32 kHz oscillator for RTC with calibration
- Internal 32 kHz RC with calibration
- Low power
- Sleep, Stop and Standby modes
- VBAT supply for RTC, 20×32 bit backup registers plus optional 4 KB backup SRAM
- 3×12-bit, 2.4 MSPS ADC: up to 24 channels and 7.2 MSPS in triple interleaved mode
- 2×12-bit D/A converters
- General-purpose DMA: 16-stream DMA controller with FIFOs and burst support
- Up to 17 timers: 2x watchdog, 1x SysTick timer and up to twelve 16-bit and two 32-bit timers up to 180 MHz, each with up to four IC/OC/PWM or pulse counter
- Debug mode
- SWD and JTAG interfaces
- Cortex®-M4 Trace Macrocell™
- Up to 114 I/O ports with interrupt capability
- Up to 111 fast I/Os up to 90 MHz
- Up to 112 5 V-tolerant I/Os
- Up to 20 communication interfaces
- SPDIF-Rx
- Up to 4 × I2C interfaces (SMBus/PMBus)
- Up to four USARTs and two UARTs (11.25 Mbit/s, ISO7816 interface, LIN, IrDA, modem control)
- Up to four SPIs (45 Mbits/s), three with muxed I2S for audio class accuracy via internal audio PLL or external clock
- 2 x SAI (serial audio interface)
- 2 × CAN (2.0B Active)
- SDIO interface
- Consumer electronics control (CEC) I/F
- Advanced connectivity
- USB 2.0 full-speed device/host/OTG controller with on-chip PHY
- USB 2.0 high-speed/full-speed device/host/OTG controller with dedicated DMA, on-chip full-speed PHY and ULPI
- Dedicated USB power rail enabling on-chip PHYs operation throughout the entire MCU power supply range
- 8- to 14-bit parallel camera interface up to 54 Mbytes/s
- CRC calculation unit
- RTC: subsecond accuracy, hardware calendar
- 96-bit unique ID
电路原理图
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MadeForSTM32™ is a new quality label delivered by ST, which is granted after an evaluation process. It helps engineers identify third party solutions with the highest level of integration and quality for the STM32 microcontrollers' ecosystem. MadeForSTM32™ is offered to members of the ST Partner Program who want to go one step further in our collaboration, with the overall objective of contributing to a high-quality STM32 ecosystem.
The STM32Cube.AI is an extension pack of the widely used STM32CubeMX configuration and code generation tool enabling AI on STM32 Arm® Cortex®-M-based microcontrollers.
Get in depth knowledge with STM32 microcontrollers On Line Trainings
开发工具硬件
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图片 产品型号 制造商 描述 ARM Lauterbach µTrace Lauterbach All-in-one debug and trace solution for Cortex-M. ARM Lauterbach Combiprobe II Lauterbach Debugging of multicore microcontrollers consisting of Cortex-M cores and cores from other architecture. Arm Keil ULINKplus Arm Keil 隔离高性能调试适配器，支持JTAG、SWD、SWV、功耗测量和测试I/O Arm Keil ULINKpro Arm Keil 通过JTAG或SWD实现的高性能调试适配器和通过SWV（数据/事件跟踪）或ETM（指令跟踪）实现的流跟踪 CYCLONE P&E Microcomputer Systems 自动化独立生产编程、调试和测试。 CYCLONE FX P&E Microcomputer Systems 自动化独立生产编程、调试和测试。 
FlashPro Elprotronic 基于STM8和ARM的MCU的Flash编程器。 Flasher ATE SEGGER Microcontroller Flasher ATE是用于大规模量产的群组编程器 Flasher Portable Plus SEGGER Microcontroller Flasher Portable Plus是一种电池驱动的编程系统 Flasher Secure SEGGER Microcontroller Flasher Secure是一种安全量产编程系统 
GangPro Elprotronic 基于STM8和ARM的MCU的群组编程器。 I-jet IAR Systems 调试工具 I-jet Trace IAR Systems 调试跟踪工具 
J-Link SEGGER Microcontroller STM32的Segger J-Link调试工具 J-Trace Pro for Cortex-M SEGGER Microcontroller SEGGER J-Trace Pro调试和跟踪工具 Multilink ACP P&E Microcomputer Systems ARM器件的调试工具。 Multilink Universal FX P&E Microcomputer Systems ARM和其他器件的高速调试工具。 
ST-LINK/V2 ST STM8和STM32的ST-LINK/V2在线调试器/编程器 
STLINK-V3SET ST STLINK-V3模块化在线调试器和编程器用于STM32/STM8 产品型号All-in-one debug and trace solution for Cortex-M.
Debugging of multicore microcontrollers consisting of Cortex-M cores and cores from other architecture.
隔离高性能调试适配器，支持JTAG、SWD、SWV、功耗测量和测试I/O
通过JTAG或SWD实现的高性能调试适配器和通过SWV（数据/事件跟踪）或ETM（指令跟踪）实现的流跟踪
自动化独立生产编程、调试和测试。
自动化独立生产编程、调试和测试。
基于STM8和ARM的MCU的Flash编程器。
Flasher ATE是用于大规模量产的群组编程器
Flasher Portable Plus是一种电池驱动的编程系统
Flasher Secure是一种安全量产编程系统
基于STM8和ARM的MCU的群组编程器。
调试工具
调试跟踪工具
STM32的Segger J-Link调试工具
SEGGER J-Trace Pro调试和跟踪工具
ARM器件的调试工具。
ARM和其他器件的高速调试工具。
STM8和STM32的ST-LINK/V2在线调试器/编程器
STLINK-V3模块化在线调试器和编程器用于STM32/STM8
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图片 产品型号 制造商 描述 ARM Lauterbach Front-End debugger Lauterbach TRACE32 can be used as debug front-end for various virtual targets, core simulators, target servers such as GDB. ARM Lauterbach Instruction Set Simulator Lauterbach The TRACE32 Instruction Set Simulator is available for nearly all processor architectures supported by TRACE32. An intensive use of this tool requires a TRACE32 Simulator License. ARM Lauterbach PowerView debugger Lauterbach PowerView provides an integrated debug environment and a universal interface for the entire tool family. Arm Keil MDK Arm Keil 所有STM32器件的完整软件开发解决方案。包括C/C++编译器、IDE/调试器、CMSIS、RTOS和中间件 Arm tool: ARM Development Studio ARM Development Solutions Comprehensive embedded toolchain for any Arm-based device: Eclipse-based IDE/debugger, C/C++ Compiler, CMSIS, performance analyzer, graphics debugger. CXSTM32 Cosmic Software STM32完整开发套件（编译器 + 调试器） CoIDE CooCox CooCox CoIDE，免费且高度集成的软件开发环境，用于ARM Cortex MCU Compilers for ARM MikroElektronika mikroC PRO for ARM、mikroBasic PRO for ARM和mikroPascal PRO for ARM是ARM® Cortex®-M0、M0+、M3、M4和M7微控制器的全功能编译器。 CrossWorks Rowley Rowley Associates CrossWorks，支持JTAG Flash下载和调试的集成开发环境 EMP-Thunder Emprog Emprog ThunderBench，完全集成且精心打造的ARM Cortex C/C++开发工具 FLASHER-STM32 ST STM32 Flash加载器演示程序（UM0462） IAR C-RUN for Arm IAR Systems 运行时间分析工具；IAR Embedded Workbench for Arm的插件式产品 IAR C-STAT IAR Systems 静态分析工具；IAR Embedded Workbench的插件式产品 IAR Embedded Workbench for Arm IAR Systems 集成开发环境 IAR Embedded Workbench for Arm - Functional Safety IAR Systems 集成开发环境 IAR Visual State IAR Systems 状态机建模工具 MULTI Green Hills Software 使用C和C++的嵌入式应用的GreenHills集成开发和调试环境 RIDE-STM32 Raisonance STM32 MCU的Raisonance品牌集成开发环境 Remedy Bootloader Package RoweBots Remedy Bootloader - 实现轻松更新和高级保护。 Remedy Datalogger Package RoweBots Remedy Datalogger具有动态远程数据记录和控制功能。 SEGGER Embedded Studio SEGGER Microcontroller 交叉平台集成开发环境（IDE），用于管理、构建、测试和部署嵌入式应用 
ST MCU Finder ST 用于移动设备和台式电脑的STM32和STM8产品查找工具 
ST-MCU-FINDER-PC ST 用于台式电脑的STM32和STM8产品查找工具 
STM-STUDIO-STM32 ST STM32微控制器的STM Studio运行时间变量监控和可视化工具 
STM32-MAT/TARGET ST MATLAB和Simulink的STM32嵌入式目标，支持PIL和外部模式处理（RN0087） 
STM32CubeIDE ST STM32的集成开发环境 
STM32CubeMX ST STM32Cube初始化代码生成器 
STM32CubeProg ST 用于STM32产品编程的STM32CubeProgrammer软件 STSW-STM32080 ST DfuSe USB设备固件升级意法半导体扩展入门：包含演示GUI、调试GUI、所有源文件和协议层（UM0412） STSW-STM32095 ST 用于STM32配置和初始化C代码生成的STM32CubeMX Eclipse插件 STSW-STM32102 ST STM32虚拟COM端口驱动程序 STSW-STM32103 ST STM32串行线查看器（SWV）和嵌入式跟踪宏单元（ETM）功能。示例和技术笔记。 STVP-LIB-STM32 ST STVP编程工具包：用于创建PC编程接口的C++源文件 STVP-STM32 ST ST Visual Programmer STM32 SW4STM32 AC6 System Workbench for STM32：Windows、Linux和OS X上的免费IDE Storyboard Designer Crank Software 用于创建最佳GUI的开发工具。 TASKINGVX-STM32 TASKING Altium的C/C++编译和调试工具，用于基于ARM的MCU 
TrueSTUDIO Atollic STM32项目的强大C/C++集成开发工具，基于Eclipse VisualGDB Sysprogs 将对STM32器件的支持无缝集成到Visual Studio中 winIDEA-STM32 iSYSTEM 用于STM32 MCU的iSYSTEM的完整软件开发和测试解决方案 产品型号TRACE32 can be used as debug front-end for various virtual targets, core simulators, target servers such as GDB.
The TRACE32 Instruction Set Simulator is available for nearly all processor architectures supported by TRACE32. An intensive use of this tool requires a TRACE32 Simulator License.
PowerView provides an integrated debug environment and a universal interface for the entire tool family.
所有STM32器件的完整软件开发解决方案。包括C/C++编译器、IDE/调试器、CMSIS、RTOS和中间件
Comprehensive embedded toolchain for any Arm-based device: Eclipse-based IDE/debugger, C/C++ Compiler, CMSIS, performance analyzer, graphics debugger.
STM32完整开发套件（编译器 + 调试器）
CooCox CoIDE，免费且高度集成的软件开发环境，用于ARM Cortex MCU
mikroC PRO for ARM、mikroBasic PRO for ARM和mikroPascal PRO for ARM是ARM® Cortex®-M0、M0+、M3、M4和M7微控制器的全功能编译器。
Rowley Associates CrossWorks，支持JTAG Flash下载和调试的集成开发环境
Emprog ThunderBench，完全集成且精心打造的ARM Cortex C/C++开发工具
STM32 Flash加载器演示程序（UM0462）
运行时间分析工具；IAR Embedded Workbench for Arm的插件式产品
静态分析工具；IAR Embedded Workbench的插件式产品
状态机建模工具
使用C和C++的嵌入式应用的GreenHills集成开发和调试环境
STM32 MCU的Raisonance品牌集成开发环境
Remedy Bootloader - 实现轻松更新和高级保护。
Remedy Datalogger具有动态远程数据记录和控制功能。
交叉平台集成开发环境（IDE），用于管理、构建、测试和部署嵌入式应用
用于移动设备和台式电脑的STM32和STM8产品查找工具
用于台式电脑的STM32和STM8产品查找工具
STM32微控制器的STM Studio运行时间变量监控和可视化工具
MATLAB和Simulink的STM32嵌入式目标，支持PIL和外部模式处理（RN0087）
STM32的集成开发环境
STM32Cube初始化代码生成器
用于STM32产品编程的STM32CubeProgrammer软件
DfuSe USB设备固件升级意法半导体扩展入门：包含演示GUI、调试GUI、所有源文件和协议层（UM0412）
用于STM32配置和初始化C代码生成的STM32CubeMX Eclipse插件
STM32虚拟COM端口驱动程序
STM32串行线查看器（SWV）和嵌入式跟踪宏单元（ETM）功能。示例和技术笔记。
STVP编程工具包：用于创建PC编程接口的C++源文件
ST Visual Programmer STM32
System Workbench for STM32：Windows、Linux和OS X上的免费IDE
用于创建最佳GUI的开发工具。
Altium的C/C++编译和调试工具，用于基于ARM的MCU
STM32项目的强大C/C++集成开发工具，基于Eclipse
将对STM32器件的支持无缝集成到Visual Studio中
用于STM32 MCU的iSYSTEM的完整软件开发和测试解决方案
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生态系统
软件
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图片 产品型号 制造商 描述 Arm Keil FuSa RTS Arm Keil Set of embedded software components qualified for use in the most safety-critical applications in automotive, medical,railway, and industrial systems. CANopen emotas CANopen Master/Slave stack with communication services. CANopen Safety Stack ISIT ISIT's CANopen Safety stack adds Safety Extensions compliant to CiA 304 (EN50325-4) to meet the Safety requirements of CANopen applications. CANopen safety stack SIL2/SIL3 certifiable ISIT The CANopen Safety Certifiable SIL2 / SIL3 stack from ISIT meets the needs of Safety applications and allows you to use the CANopen protocol while benefiting from the elements necessary for the certification of your product with an approved body: documentary package, unit and integration tests, test reports. CANopen stack ISIT The CANopen ISIT stack complies with the CiA-301 V4.2 and CiA-302 standard and allows rapid implementation of the CANopen protocol in an embedded application. Cesium RTOS Cs/FS Weston Embedded Solutions An easy-to-use FAT implementation for embedded systems, Cs/FS gives developers a convenient means of managing files. Cesium RTOS Cs/NET Weston Embedded Solutions A proven network stack, Cs/Net provides everything developers need for creating Internet-enabled products. Cesium RTOS Cs/OS2 Weston Embedded Solutions Cs/OS2 is a highly reliable and efficient real-time kernel suitable for safety-critical applications. Cesium RTOS Cs/OS3 Weston Embedded Solutions Cs/OS3 is a full-featured real-time kernel that enables the development of robust multi-task applications. Cesium RTOS Cs/USBD Weston Embedded Solutions Cs/USBD is a highly capable solution for developers whose systems must exchange data with PCs and other USB hosts. Cesium RTOS Cs/USBH Weston Embedded Solutions Cs/USBH is a professional-grade implementation of the host side of the USB protocol. CycloneCrypto Oryx Embedded 加密库 CycloneSSL Oryx Embedded 嵌入式SSL/TLS库 CycloneTCP Oryx Embedded 嵌入式TCP/IP堆栈（IPv4/IPv6双栈） Embedded Office Safety AddOns Embedded Office The "Safety AddOns" provides pre-certified safety measures. Flexible Safety RTOS Embedded Office The "Flexible Safety RTOS" is a pre-certified real time kernel for use in safety critical systems with or without the need of formal approval through a product certification. FreeRTOS Kernel AWS FreeRTOS内核是一种开源实时操作系统，并且是微控制器和小型微处理器的事实标准解决方案。 Gizwits GAgent Gizwits An application program running on various communication modules that provide two-way data communication between upper-layer applications and devices. HCC Bootloaders HCC Embedded STM32的存储、USB或串行自举加载程序，来自HCC Embedded HCC Embedded Encryption Manager (EEM) HCC Embedded Embedded Encryption Manager (EEM ) allows developers to secure embedded systems using multiple encryption or hash algorithms through a uniform interface. HCC FAT File Systems HCC Embedded HCC is renowned for its deep knowledge of flash storage media. In embedded systems, it is not possible to achieve the required efficiency, performance or reliability with a single file system. HCC Fail-Safe File System HCC Embedded STM32的所有Flash文件系统，具有容错机制，来自HCC Embedded HCC IPSec/IKE HCC Embedded IPSec/IKE provides a robust approach to security in embedded applications such as cars, "point-of-sale" terminals, medical devices, industrial equipment and many others. HCC IPv4 and IPv6 HCC Embedded HCC has developed an advanced, embedded IPv6 - Dual IPv4/v6 stack with no third party or open source content using a structured software development process. HCC MISRA TCP/IP HCC Embedded STM32的TCP/IP v4或v6堆栈，来自HCC Embedded HCC MQTT HCC Embedded MQTT is a small and efficient machine-to-machine protocol. HCC Nichestack HCC Embedded InterNiche Technologies has been a leader in embedded networking for more than 25 years. Now a part of HCC Embedded, Nichestack technology is a valuable resource for any embedded developer. HCC SMFS HCC Embedded HCC has taken the radical approach of defining a system built around the needs of smart-meters. Metering applications usually have well-defined record structures and HCC has used its extensive flash experience to take advantage of this. HCC TLS SSL HCC Embedded Verifiable TLS/SSL: a highly optimized software module designed to provide secure network communications for embedded devices. HCC USB Stack HCC Embedded STM32的USB主机和设备堆栈，来自HCC Embedded I-CUBE-EMBOS SEGGER Microcontroller embOS软件扩展，用于STM32Cube 
I-CUBE-NETX Hilscher STM32Cube的netX芯片接口软件扩展 I-CUBE-UNISON RoweBots UNISON软件扩展，用于STM32Cube I-CUBE-WOLFSSL wolfSSL wolfSSL software expansion for STM32Cube J1939 emotas SAE J1939 protocol stack MicroControl CANopen Master MicroControl The CANopen master protocol stack offers a variety of configuration options and forms the basis for controlling and monitoring complex CANopen networks. The CANopen master protocol stack provides the complete functionality for integration of the CANopen. MicroControl CANopen Slave MicroControl The CANopen slave protocol stack has been optimized for low resource requirements. MicroControl CANopen bootloader MicroControl The CANopen bootloader protocol stack provides the complete functionality for integration of a bootloader according to the CANopen standard in your existing devices. MicroControl J1939 MicroControl The J1939 protocol stack offers the complete functionality for integration of the SAE J1939 standard. MicroControl PROFINET device MicroControl The PROFINET device protocol stack is designed for cyclic exchange of process data of an IO device with a controller. The protocol stack offers a platform-independent, stable and compliant solution for new or existing PROFINET devices. 
Nanoedge AI™ Cartesiam NanoEdge AI™ by Cartesiam is the firstMachine Learning Software specifically developed to entirely run on microcontrollers. Port CANOpen port industrial automation The CANopen stack is supported by a powerful Design Tool, creating and maintaining the complex and powerful object dictionary. Port EtherCAT port industrial automation The Beckhoff independent EtherCAT protocol stack/library provides EtherCAT compliant communication. Port Ethernet/IP port industrial automation The EtherNet/IP protocol stack/library provides CIP compliant communication, utilizing STM32 on-board Ethernet controller. Prevas Simple Connect Prevas 通信基础设施，在通过互联网连接的客户端与设备之间提供安全的即时通信。 ProvenCore-M Prove & Run STM32 Arm Cortex-M微控制器的高安全性操作系统。 SCIOPTA IPS SCIOPTA Systems IPS Internet Protocol stack (TCP/IP). STM32-AUDIO100A ST STM32音频处理软件库 STM32-CLASSB-SPL ST 基于标准外设库的功能安全包，使用STM8获取IEC 60730 B类认证 STM32-CRYP-LIB ST STM32加密库（UM0586） STM32-WMA/DEC ST Audio Engine WMA解码器和实用程序 
STM32CubeF4 ST STM32Cube MCU包，用于STM32F4系列（HAL、底层API和CMSIS（CORE、DSP和RTOS）、USB、TCP/IP、File system、RTOS和Graphic - 附带在以下ST板上运行的示例：STM32 Nucleo、探索套件和评估板） STSW-STM32013 ST STM32F10xxx LCD玻璃驱动器固件（AN2656） STSW-STM32016 ST TFT LCD与大容量STM32F10xxx FSMC的硬件连接（AN2790） STSW-STM32025 ST 管理RS-485的驱动器使能信号和与STM32 USART的IO-Link通信 STSW-STM32028 ST STM32的ADC模式及其应用（AN3116） 
STSW-STM32046 ST STM32F105/7、STM32F2和STM32F4 USB on-the-go主机和设备库（UM1021） STSW-STM32047 ST 使用STM32F1微控制器实现红外遥控协议的接收器（AN3174） 
STSW-STM32065 ST STM32F4 DSP和标准外设库 STSW-STM32066 ST STM32F40x/STM32F41x微控制器中的EEPROM仿真（AN3969） 
STSW-STM32067 ST 使用USART进行STM32F4应用内编程（IAP）（AN3965） STSW-STM32093 ST STM32 TFT-LCD直接驱动演示固件（AN3241） STSW-STM32094 ST 通过I2C总线进行STM32应用内编程（AN3078） 
STSW-STM32106 ST STM32F2和STM32F4演示构建平台 
STSW-STM32120 ST 使用STM32F4xx微控制器的浮点单元（FPU）（AN4044） 
STSW-STM32127 ST STM32F10xx、STM32F2xx、STM32F4xx和STM32L1xx I2C通信外设应用库（CPAL）（UM1029） STSW-STM32129 ST 使用NIST统计测试套件验证STM32F2xx和STM32F4xx随机数生成（AN4230） STSW-STM32142 ST 以最佳动态效率使用STM32F4 MCU功耗模式（AN4365） STSW-STM32149 ST STM32 nRF51低功耗蓝牙（BLE）嵌入式软件 STSW-STM32156 ST 在STM32F4系列微控制器上实现仿真的通用异步收发器（AN4457） STSW-STM32AN4187 ST 在STM32系列中采用CRC外设（AN4187） 
STemWin ST 用于构建图形用户界面（GUI）的专业图形栈库（AN4323） Storyboard Engine Crank Software 用于创建最佳GUI的嵌入式软件。 TEConcept IO-Link Device Software Stack TEConcept Our IO-Link software stack (IDS-BSS-V11/20) opens sensor and actuator manufacturers a cost efficient and easy way to integrate state-of-the-art IO-Link technology into their products. TEConcept IO-Link Master Software Stack TEConcept IO-Link Master Stack and gateway application (IMS-LSS-DL). UNISON Busses RoweBots UNISON RTOS提供使用核心串行总线的能力。 UNISON File System RoweBots UNISON FATFS和UNISON Power Safe FAT File System UNISON Kernel RoweBots UNISON实时操作系统内核 UNISON Security RoweBots UNISON RTOS安全协议 UNISON TCP/IP IPv6/IPv4 Networking Stack RoweBots 有或没有IPv6和其他网络组件的完整网络服务器。 UNISON USB RoweBots UNISON USB嵌入式主机服务器、嵌入式设备服务器和OTG服务器。 UNISON Wireless RoweBots 支持各种无线模块。 WITTENSTEIN Enhanced Security Module WITTENSTEIN high integrity systems For the highest security-critical environments, the Enhanced Security Module reinforces and strengthens the existing security of SAFERTOS. WITTENSTEIN OPENRTOS WITTENSTEIN high integrity systems OPENRTOS，WITTENSTEIN高完整性系统中的高性能RTOS WITTENSTEIN SAFERTOS WITTENSTEIN high integrity systems SAFERTOS，WITTENSTEIN高完整性系统中的安全关键型RTOS WITTENSTEIN SAFERTOS CORE WITTENSTEIN high integrity systems SAFERTOS CORE，需考虑安全性但无需认证的嵌入式系统RTOS WITTENSTEIN Safety Plugins WITTENSTEIN high integrity systems Safety plugins are supplied with full source code and Design Assurance Pack designed to meet the requirements of IEC 61508 SIL3. X-CUBE-AUDIO ST STM32Cube的音效软件扩展 
X-CUBE-CLASSB ST B类60730-1和60335-1功能安全包，具有STM32Cube的软件扩展 X-CUBE-CRYPTOLIB ST STM32Cube的STM32加密固件库软件扩展（UM1924） X-CUBE-DSPDEMO ST 使用STM32时的数字信号处理，STM32Cube的软件扩展（AN4841） X-CUBE-EXTBOOT ST 使用STM32微控制器内置UART自举程序进行外部Flash存储器编程，STM32Cube的软件扩展（AN4852） X-CUBE-FPUDEMO ST STM32微控制器上的浮点单元演示，STM32Cube的软件扩展（AN4044） X-CUBE-IAP-USART ST 使用USART嵌入式软件进行STM32Cube应用内编程（AN4657） 
X-CUBE-MCSDK ST STM32电机控制软件开发套件（MCSDK） 
X-CUBE-MCSDK-FUL ST STM32电机控制软件开发套件（MCSDK）- 完整源代码 - 在注册并获得批准后方可下载 X-CUBE-PARAL-COM ST 使用STM32Cube的GPIO和DMA软件扩展进行并行同步发送（AN4666） X-CUBE-PCROP ST STM32Cube的专利代码读出保护（PCROP）软件扩展（AN4701、AN4758和AN4968） X-CUBE-RTC ST STM32Cube的实时时钟（RTC）软件扩展（AN4759） 
X-CUBE-SBSFU ST STM32Cube的安全启动和安全固件更新软件扩展 X-CUBE-SMBUS ST STM32Cube SMBus/PMBus嵌入式软件（AN4502） X-CUBE-SPI-EMUL ST STM32F4微控制器的全双工SPI仿真，STM32Cube的软件扩展（AN4678） 
X-CUBE-STL ST STM32的功能安全包通过了IEC 61508安全完整性等级（SIL2/3）认证 cURL wolfSSL cURL是一个计算机软件项目，为使用各种协议传输数据提供了一个库。 
embOS SEGGER Microcontroller Segger的embOS优先级控制的RTOS，用于嵌入式实时应用 
embOS/IP SEGGER Microcontroller Segger的embOS/IP高效IP堆栈 wolfBoot wolfSSL wolfBoot是一种开源的商用级嵌入式安全软件。 wolfCrypt wolfSSL wolfCrypt是一种开源的商用级FIPS验证嵌入式安全软件。 wolfMQTT wolfSSL wolfMQTT是一种开源的商用级嵌入式安全软件。 wolfSSH wolfSSL wolfSSH是一款开源的商用级嵌入式安全软件。 wolfSSL wolfSSL wolfSSL是一款开源的商用级嵌入式安全软件。 wolfSSL JNI and JSSE Provider wolfSSL wolfSSL是一款开源的商用级嵌入式安全软件。 wolfTPM wolfSSL wolfTPM是一款开源的商用级嵌入式安全软件。 产品型号Set of embedded software components qualified for use in the most safety-critical applications in automotive, medical,railway, and industrial systems.
CANopen Master/Slave stack with communication services.
ISIT's CANopen Safety stack adds Safety Extensions compliant to CiA 304 (EN50325-4) to meet the Safety requirements of CANopen applications.
The CANopen Safety Certifiable SIL2 / SIL3 stack from ISIT meets the needs of Safety applications and allows you to use the CANopen protocol while benefiting from the elements necessary for the certification of your product with an approved body: documentary package, unit and integration tests, test reports.
The CANopen ISIT stack complies with the CiA-301 V4.2 and CiA-302 standard and allows rapid implementation of the CANopen protocol in an embedded application.
An easy-to-use FAT implementation for embedded systems, Cs/FS gives developers a convenient means of managing files.
A proven network stack, Cs/Net provides everything developers need for creating Internet-enabled products.
Cs/OS2 is a highly reliable and efficient real-time kernel suitable for safety-critical applications.
Cs/OS3 is a full-featured real-time kernel that enables the development of robust multi-task applications.
Cs/USBD is a highly capable solution for developers whose systems must exchange data with PCs and other USB hosts.
Cs/USBH is a professional-grade implementation of the host side of the USB protocol.
加密库
嵌入式SSL/TLS库
嵌入式TCP/IP堆栈（IPv4/IPv6双栈）
The "Safety AddOns" provides pre-certified safety measures.
The "Flexible Safety RTOS" is a pre-certified real time kernel for use in safety critical systems with or without the need of formal approval through a product certification.
FreeRTOS内核是一种开源实时操作系统，并且是微控制器和小型微处理器的事实标准解决方案。
An application program running on various communication modules that provide two-way data communication between upper-layer applications and devices.
STM32的存储、USB或串行自举加载程序，来自HCC Embedded
Embedded Encryption Manager (EEM ) allows developers to secure embedded systems using multiple encryption or hash algorithms through a uniform interface.
HCC is renowned for its deep knowledge of flash storage media. In embedded systems, it is not possible to achieve the required efficiency, performance or reliability with a single file system.
STM32的所有Flash文件系统，具有容错机制，来自HCC Embedded
IPSec/IKE provides a robust approach to security in embedded applications such as cars, "point-of-sale" terminals, medical devices, industrial equipment and many others.
HCC has developed an advanced, embedded IPv6 - Dual IPv4/v6 stack with no third party or open source content using a structured software development process.
STM32的TCP/IP v4或v6堆栈，来自HCC Embedded
MQTT is a small and efficient machine-to-machine protocol.
InterNiche Technologies has been a leader in embedded networking for more than 25 years. Now a part of HCC Embedded, Nichestack technology is a valuable resource for any embedded developer.
HCC has taken the radical approach of defining a system built around the needs of smart-meters. Metering applications usually have well-defined record structures and HCC has used its extensive flash experience to take advantage of this.
Verifiable TLS/SSL: a highly optimized software module designed to provide secure network communications for embedded devices.
STM32的USB主机和设备堆栈，来自HCC Embedded
embOS软件扩展，用于STM32Cube
STM32Cube的netX芯片接口软件扩展
UNISON软件扩展，用于STM32Cube
wolfSSL software expansion for STM32Cube
SAE J1939 protocol stack
The CANopen master protocol stack offers a variety of configuration options and forms the basis for controlling and monitoring complex CANopen networks. The CANopen master protocol stack provides the complete functionality for integration of the CANopen.
The CANopen slave protocol stack has been optimized for low resource requirements.
The CANopen bootloader protocol stack provides the complete functionality for integration of a bootloader according to the CANopen standard in your existing devices.
The J1939 protocol stack offers the complete functionality for integration of the SAE J1939 standard.
The PROFINET device protocol stack is designed for cyclic exchange of process data of an IO device with a controller. The protocol stack offers a platform-independent, stable and compliant solution for new or existing PROFINET devices.
NanoEdge AI™ by Cartesiam is the firstMachine Learning Software specifically developed to entirely run on microcontrollers.
The CANopen stack is supported by a powerful Design Tool, creating and maintaining the complex and powerful object dictionary.
The Beckhoff independent EtherCAT protocol stack/library provides EtherCAT compliant communication.
The EtherNet/IP protocol stack/library provides CIP compliant communication, utilizing STM32 on-board Ethernet controller.
通信基础设施，在通过互联网连接的客户端与设备之间提供安全的即时通信。
STM32 Arm Cortex-M微控制器的高安全性操作系统。
IPS Internet Protocol stack (TCP/IP).
STM32音频处理软件库
基于标准外设库的功能安全包，使用STM8获取IEC 60730 B类认证
STM32加密库（UM0586）
Audio Engine WMA解码器和实用程序
STM32Cube MCU包，用于STM32F4系列（HAL、底层API和CMSIS（CORE、DSP和RTOS）、USB、TCP/IP、File system、RTOS和Graphic - 附带在以下ST板上运行的示例：STM32 Nucleo、探索套件和评估板）
STM32F10xxx LCD玻璃驱动器固件（AN2656）
TFT LCD与大容量STM32F10xxx FSMC的硬件连接（AN2790）
管理RS-485的驱动器使能信号和与STM32 USART的IO-Link通信
STM32的ADC模式及其应用（AN3116）
STM32F105/7、STM32F2和STM32F4 USB on-the-go主机和设备库（UM1021）
使用STM32F1微控制器实现红外遥控协议的接收器（AN3174）
STM32F4 DSP和标准外设库
STM32F40x/STM32F41x微控制器中的EEPROM仿真（AN3969）
使用USART进行STM32F4应用内编程（IAP）（AN3965）
STM32 TFT-LCD直接驱动演示固件（AN3241）
通过I2C总线进行STM32应用内编程（AN3078）
STM32F2和STM32F4演示构建平台
使用STM32F4xx微控制器的浮点单元（FPU）（AN4044）
STM32F10xx、STM32F2xx、STM32F4xx和STM32L1xx I2C通信外设应用库（CPAL）（UM1029）
使用NIST统计测试套件验证STM32F2xx和STM32F4xx随机数生成（AN4230）
以最佳动态效率使用STM32F4 MCU功耗模式（AN4365）
STM32 nRF51低功耗蓝牙（BLE）嵌入式软件
在STM32F4系列微控制器上实现仿真的通用异步收发器（AN4457）
在STM32系列中采用CRC外设（AN4187）
用于构建图形用户界面（GUI）的专业图形栈库（AN4323）
用于创建最佳GUI的嵌入式软件。
Our IO-Link software stack (IDS-BSS-V11/20) opens sensor and actuator manufacturers a cost efficient and easy way to integrate state-of-the-art IO-Link technology into their products.
IO-Link Master Stack and gateway application (IMS-LSS-DL).
UNISON RTOS提供使用核心串行总线的能力。
UNISON FATFS和UNISON Power Safe FAT File System
UNISON实时操作系统内核
UNISON RTOS安全协议
有或没有IPv6和其他网络组件的完整网络服务器。
UNISON USB嵌入式主机服务器、嵌入式设备服务器和OTG服务器。
支持各种无线模块。
For the highest security-critical environments, the Enhanced Security Module reinforces and strengthens the existing security of SAFERTOS.
OPENRTOS，WITTENSTEIN高完整性系统中的高性能RTOS
SAFERTOS，WITTENSTEIN高完整性系统中的安全关键型RTOS
SAFERTOS CORE，需考虑安全性但无需认证的嵌入式系统RTOS
Safety plugins are supplied with full source code and Design Assurance Pack designed to meet the requirements of IEC 61508 SIL3.
STM32Cube的音效软件扩展
B类60730-1和60335-1功能安全包，具有STM32Cube的软件扩展
STM32Cube的STM32加密固件库软件扩展（UM1924）
使用STM32时的数字信号处理，STM32Cube的软件扩展（AN4841）
使用STM32微控制器内置UART自举程序进行外部Flash存储器编程，STM32Cube的软件扩展（AN4852）
STM32微控制器上的浮点单元演示，STM32Cube的软件扩展（AN4044）
使用USART嵌入式软件进行STM32Cube应用内编程（AN4657）
STM32电机控制软件开发套件（MCSDK）
STM32电机控制软件开发套件（MCSDK）- 完整源代码 - 在注册并获得批准后方可下载
使用STM32Cube的GPIO和DMA软件扩展进行并行同步发送（AN4666）
STM32Cube的专利代码读出保护（PCROP）软件扩展（AN4701、AN4758和AN4968）
STM32Cube的实时时钟（RTC）软件扩展（AN4759）
STM32Cube的安全启动和安全固件更新软件扩展
STM32Cube SMBus/PMBus嵌入式软件（AN4502）
STM32F4微控制器的全双工SPI仿真，STM32Cube的软件扩展（AN4678）
STM32的功能安全包通过了IEC 61508安全完整性等级（SIL2/3）认证
cURL是一个计算机软件项目，为使用各种协议传输数据提供了一个库。
Segger的embOS优先级控制的RTOS，用于嵌入式实时应用
Segger的embOS/IP高效IP堆栈
wolfBoot是一种开源的商用级嵌入式安全软件。
wolfCrypt是一种开源的商用级FIPS验证嵌入式安全软件。
wolfMQTT是一种开源的商用级嵌入式安全软件。
wolfSSH是一款开源的商用级嵌入式安全软件。
wolfSSL是一款开源的商用级嵌入式安全软件。
wolfSSL是一款开源的商用级嵌入式安全软件。
wolfTPM是一款开源的商用级嵌入式安全软件。
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评估工具
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图片 产品型号 制造商 描述 
32F411EDISCOVERY ST 探索套件，采用STM32F411VE MCU 
32F412GDISCOVERY ST 探索套件，采用STM32F412ZG MCU 
32F413HDISCOVERY ST 探索套件，采用STM32F413ZH MCU 
32F429IDISCOVERY ST 探索套件，采用STM32F429ZI MCU * 新订购代码STM32F429I-DISC1（取代STM32F429I-DISCO） 
32F469IDISCOVERY ST 探索套件，采用STM32F469NI MCU Clicker 2 for STM32 MikroElektronika 紧凑型开发套件，具有STM32F407VG和两个用于连接Click Board的mikroBUS接口。 EasyMx PRO v7 for STM32 MikroElektronika STM32 ARM Cortex M0、M3、M4和M7 MCU的开发板。 Fusion for STM32 MikroElektronika World's first DEBUGGER over WIFI. 
I-NUCLEO-NETX Hilscher STM32 Nucleo的netSHIELD工业以太网协议扩展板 MCU CARD for STM32 MikroElektronika Dozens of STM32 MCU CARDs for 8th generation of development boards such as Fusion for STM32, Fusion for ARM, mikromedia 7 and Clicker 4. MINI Starter board for STM32 MikroElektronika 由STM32F415RG MCU供电的小型开发板。 
NUCLEO-F401RE ST 采用STM32F401RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接 
NUCLEO-F410RB ST 采用STM32F410RB MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接 
NUCLEO-F411RE ST 采用STM32F411RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接 
NUCLEO-F412ZG ST 采用STM32F412ZG MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接 
NUCLEO-F413ZH ST 采用STM32F413ZH MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接 
NUCLEO-F429ZI ST 采用STM32F429ZI MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接 
NUCLEO-F439ZI ST 采用STM32F439ZI MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接 
NUCLEO-F446RE ST 采用STM32F446RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接 
NUCLEO-F446ZE ST 采用STM32F446ZE MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接 STM32 M4 clicker MikroElektronika 具有STM32F415RG MCU和mikroBUS接口的紧凑型入门开发套件。 
STM3241G-EVAL ST 评估板，采用STM32F417IG MCU 
STM32429I-EVAL ST 评估板，采用STM32F429NI MCU 
STM32439I-EVAL ST 评估板，采用STM32F439NI MCU 
STM32446E-EVAL ST 评估板，采用STM32F446ZE MCU 
STM32F4DISCOVERY ST 探索套件，采用STM32F407VG MCU * 新订购代码STM32F407G-DISC1（取代STM32F4DISCOVERY） bytePLC bytesatwork bytePCL是ST8500电力线通信芯片的开发套件。 mikromedia 7 for STM32 MikroElektronika 具有STM32F407ZG MCU的Vivid 7”触摸屏显示器和开发平台，包含以太网和WiFi。 mikromedia Plus for STM32 MikroElektronika 具有STM32F407ZG MCU的智能4.3”可编程触摸屏显示器。 mikromedia for STM32 MikroElektronika 紧凑的2.8”智能显示屏和采用STM32F407VG MCU的开发平台。 产品型号探索套件，采用STM32F411VE MCU
探索套件，采用STM32F412ZG MCU
探索套件，采用STM32F413ZH MCU
探索套件，采用STM32F429ZI MCU * 新订购代码STM32F429I-DISC1（取代STM32F429I-DISCO）
探索套件，采用STM32F469NI MCU
紧凑型开发套件，具有STM32F407VG和两个用于连接Click Board的mikroBUS接口。
STM32 ARM Cortex M0、M3、M4和M7 MCU的开发板。
World's first DEBUGGER over WIFI.
STM32 Nucleo的netSHIELD工业以太网协议扩展板
Dozens of STM32 MCU CARDs for 8th generation of development boards such as Fusion for STM32, Fusion for ARM, mikromedia 7 and Clicker 4.
由STM32F415RG MCU供电的小型开发板。
采用STM32F401RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接
采用STM32F410RB MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接
采用STM32F411RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接
采用STM32F412ZG MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接
采用STM32F413ZH MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接
采用STM32F429ZI MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接
采用STM32F439ZI MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接
采用STM32F446RE MCU的STM32 Nucleo-64开发板，支持Arduino和ST morpho连接
采用STM32F446ZE MCU的STM32 Nucleo-144开发板，支持Arduino、ST Zio和morpho连接
具有STM32F415RG MCU和mikroBUS接口的紧凑型入门开发套件。
评估板，采用STM32F417IG MCU
评估板，采用STM32F429NI MCU
评估板，采用STM32F439NI MCU
评估板，采用STM32F446ZE MCU
探索套件，采用STM32F407VG MCU * 新订购代码STM32F407G-DISC1（取代STM32F4DISCOVERY）
bytePCL是ST8500电力线通信芯片的开发套件。
具有STM32F407ZG MCU的Vivid 7”触摸屏显示器和开发平台，包含以太网和WiFi。
具有STM32F407ZG MCU的智能4.3”可编程触摸屏显示器。
紧凑的2.8”智能显示屏和采用STM32F407VG MCU的开发平台。
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支持和应用
质量与可靠性
| 产品型号 | Marketing Status | 封装 | 等级规格 | 符合RoHS级别 | 材料声明** |
|---|---|---|---|---|---|
| STM32F446MEY6MTR |
批量生产
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WLCSP 81L DIE 421 R 9X9 P 0.4 MM | 工业 | Ecopack2 |
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| STM32F446MEY6TR |
批量生产
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WLCSP 81L DIE 421 R 9X9 P 0.4 MM | 工业 | Ecopack2 |
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持 。
样片和购买
| 产品型号 | 从分销商订购 | 从ST订购 | 供货状态 | ECCN (US) | ECCN (EU) | 包装类型 | 封装 | 温度（ºC） | Country of Origin | Timers (typ) (16-bit) | Timers (typ) (32-bit) | Number of Channels (typ) | Number of Channels (typ) | Number of Channels (typ) | D/A Converters (typ) (12-bit) | Comparator | I/Os (High Current) | CAN (typ) | CAN FD (typ) | SPI (typ) | I2S (typ) | USART (typ) | UART (typ) | Integrated op-amps | SMPS | Budgetary Price (US$)*/Qty | 更多信息 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小值 | 最大值 | ||||||||||||||||||||||||||||
| STM32F446MEY6TR | 3 distributors | 样片和购买 立即购买 |
批量生产
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3A991A2 | NEC | Tape And Reel | WLCSP 81L DIE 421 R 9X9 P 0.4 MM | -40 | 85 | TAIWAN | 12 | 2 | 14 | - | - | 2 | - | 63 | 2 | - | 4 | 3 | 4 | 2 | - | - | 3.1311 / 10k |
更多信息
Country of Origin: TAIWAN Timers (typ) (16-bit): 12 Timers (typ) (32-bit): 2 Number of Channels (typ): 14 Number of Channels (typ): - Number of Channels (typ): - D/A Converters (typ) (12-bit): 2 Comparator: - I/Os (High Current): 63 CAN (typ): 2 CAN FD (typ): - SPI (typ): 4 I2S (typ): 3 USART (typ): 4 UART (typ): 2 Integrated op-amps: - SMPS: - |
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| STM32F446MEY6MTR | 没有经销商，请联系我们的销售办事处 |
批量生产
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3A991A2 | NEC | Tape And Reel | WLCSP 81L DIE 421 R 9X9 P 0.4 MM | -40 | 85 | TAIWAN | 12 | 2 | - | - | - | 2 | - | 63 | 2 | - | 4 | 3 | 4 | 2 | - | - | 3.1311 / 10k |
更多信息
Country of Origin: TAIWAN Timers (typ) (16-bit): 12 Timers (typ) (32-bit): 2 Number of Channels (typ): - Number of Channels (typ): - Number of Channels (typ): - D/A Converters (typ) (12-bit): 2 Comparator: - I/Os (High Current): 63 CAN (typ): 2 CAN FD (typ): - SPI (typ): 4 I2S (typ): 3 USART (typ): 4 UART (typ): 2 Integrated op-amps: - | ||