STM32系列微控制器(MCU)选型手册- 2017年

芯片选型手册芯片选型手册在电子产品设计中，芯片的选型是非常重要的一环。

一个合适的芯片选择不仅可以提高产品的性能和稳定性，还能够降低产品的成本和时间开发成本。

因此，合理选择芯片是产品设计中的关键一步。

下面是一个1000字的芯片选型手册，旨在帮助初学者和经验丰富的设计师选择适合他们的芯片。

1. 需求分析：首先，需要明确产品的功能需求和性能要求。

例如，产品需要什么样的处理能力、存储容量和外设接口等等。

根据这些需求，可以确定芯片的一些基本参数。

2. 芯片类型选择：根据具体的需求，可以选择不同类型的芯片，例如微控制器（MCU）、微处理器（MPU）和数字信号处理器（DSP）等。

不同类型的芯片具有不同的特点和应用领域，需要根据产品需求选择最合适的芯片类型。

3. 主要参数选择：在确定芯片类型后，需要进一步选择芯片的主要参数。

例如，对于MCU来说，需要选择适当的处理器核心、工作频率、存储容量和外设接口等。

对于MPU和DSP来说，需要选择适当的处理器核心、主频、存储容量和硬件加速器等。

4. 芯片供应商选择：在确定芯片的主要参数后，可以选择合适的芯片供应商。

供应商的信誉、技术支持和售后服务等都是选择供应商的考虑因素。

还可以参考其他用户的评价和推荐。

5. 芯片评估：在最终选择芯片之前，可以进行一些芯片的评估工作。

例如，可以使用评估板进行软硬件开发和测试，评估芯片的性能和稳定性。

还可以参考一些专业评估报告，评估芯片的技术能力和应用优势。

6. 成本和供货周期考虑：在选择芯片时，还需要考虑成本和供货周期等因素。

精确的成本估算和供货周期预测可以帮助降低产品的成本和提前规划生产计划。

7. 功耗和封装选择：最后，还需要考虑芯片的功耗和封装类型。

低功耗设计可以延长产品的电池寿命和减少散热问题。

合适的封装类型可以方便产品的布局和组装。

总结：芯片选型是产品设计中至关重要的一步，需要根据产品的需求和性能要求选择适合的芯片类型和主要参数。

选择合适的芯片供应商、进行芯片评估和考虑成本和供货周期等因素都是芯片选型的重要考虑因素。

Focus Product Selector Guide2nd Quarter 2010Featuring:8-, 16- and 32-bit PIC® Microcontrollers dsPIC® Digital Signal Controllers Analog & Interface ProductsSerial EEPROMs, Serial SRAMs and RF ProductsMicrochip: A Partner in Your Success8-bit PIC® MicrocontrollersBased on a powerful RISC core, the PIC microcontroller architecture provides users with an easy migration pathfrom 6 to 100 pins among all families, with little or no code change required. Advanced features include sophisticated timing peripherals, integrated analog-to-digital converters and communications peripherals (Ethernet/I2C™/SPI/USB/CAN ports and LIN USARTs). For more information visit:/8bit16-bit PIC® MicrocontrollersThe 16-bit PIC24 Family is comprised of two sub-families. The PIC24F offers a cost-effective low power step up in performance, memory and peripherals for many applications that are pushing the envelope of 8-bit microcontroller capabilities. For more demanding applications, the PIC24H offers 40 MIPS performance, more memory and additional peripherals, such as CAN communication modules. For more information visit: /16bit32-bit PIC® MicrocontrollersThe PIC32 family adds more performance and more memory while maintaining pin, peripheral and software compatibility with Microchip’s 16-bit MCU/DSC families. The PIC32 family operates at up to 80 MHz and offers ample code and data space capabilities with up to 512 KB Flash and 128 KB RAM. For more information visit: /32bitdsPIC® Digital Signal ControllersThe dsPIC family of Digital Signal Controllers (DSCs) features a fully implemented digital signal processor (DSP) engine, with up to 40 MIPS non-pipelined performance, C compiler friendly design, and a familiar microcontroller architecture and design environment. The dsPIC 16-bit Flash DSCs provide the industry’s highest performance, and have features supporting motor control, digital power conversion, speech and audio, intelligent sensing and general purpose embedded control applications. For more information visit:/dsPIC Analog & Interface ProductsMicrochip’s integrated analog technology, peripherals and features are engineered to meet today’s demanding design requirements. Our broad spectrum of analog products addresses thermal management, power management, battery management, mixed-signal, linear, interfaceand safety & security solutions. Our broad portfolio ofstand-alone analog and interface devices offers highly integrated solutions that combine various analog functions in space-saving packages and support a variety of bus interfaces. Many of these devices support functionalitythat enhances the analog features currently available on PIC® microcontrollers. For more information visit:/analogWireless ProductsMicrochip offers radio-frequency products for adding wireless connectivity to embedded PIC microcontroller and dsPIC DSC-based designs for the following technologies:– IEEE 802.15.4/ZigBee®– Sub-GHz RF– IEEE 802.11/Wi-FiFor more information visit: /wireless Serial Memory ProductsMicrochip offers the broadest range of Serial EEPROM devices (from 128 bits to 1 Mbit) over the widest operating voltage (1.7 to 5.5V) and temperature ranges (Up to 150ºC). Microchip Serial EEPROMs are compatible with the I2C, SPI, Microwire and UNI/O® bus. Innovative low-power designs and extensive testing ensure industry leading endurance and best-in-class quality at low costs.SPI-compatible Serial SRAM devices provide additional external serial RAM with high-speed performance and are available in standard 8-pin packages. For more information visit: /memoryMicrochip is a leading provider of microcontroller and analog semiconductors, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Offering outstanding technical support along with dependable delivery and quality, Microchip serves over 63,000 customers in more than 65 countries who are designing high-volume embedded control applications in the consumer, automotive, office-automation, communications and industrial-control markets worldwide. Table of Contents8-bit PIC Microcontrollers (3)16-bit PIC Microcontrollers (9)32-bit PIC Microcontrollers (12)dsPIC33 DSC General Purpose Family (13)dsPIC33 DSC Motor Control andPower Conversion Family (14)dsPIC33 DSC SMPS and Digital PowerConversion Family (15)dsPIC30F DSC Families ................................................16Analog and Interface ProductsThermal Management (17)Power Management (17)Linear (19)Mixed Signal (19)Interface (20)Safety & Security (20)Serial Memory Products (21)RF Products (23)Terms and Defi nitions (23)2 Corporate Product Selector GuideInformation subject to change. The Microchip name and logo, the Microchip logo, MPLAB and PIC are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. ICSP, In-Circuit Serial Programming and mTouch are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. 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STM32F103系列微处理器，STM微电子设备**STM32F103**Cortex-M3内核，CPU速度为72MHz，最大闪存为1MB。

包括电机控制外设和USB全速接口。

STM32系列arm型Cortex-M3 32位闪存微控制器具有功耗低、电压低、性能优良、实时性好等特点。

这一系列的包类型可以在您的嵌入式应用程序中使用。

MCU架构具有易于使用的STM32平台，适用于电机驱动、PC和游戏、HVAC和工业应用等应用。

32位RISC针对针软件兼容SRAM高达96 KB闪存高达1MB电源：2 V至3.6 V温度范围：-40至+85°C或-40至+105°C stm32f1系列32位arm？皮质？-m3微控制器，STMicroelectronics（STMicroelectronics）基于arm cortex的32位闪存微控制器STM32系列™M3核心突破了嵌入式应用的特殊开发核心。

STM32系列得益于Cortex-M3体系结构的增强，包括Thumb-2指令集，它可以传递更高的性能、更好的编码密度、更快的中断响应以及所有领先的工业功耗。

卓越的实时性能、卓越的效率和全新的外围设备可以最大限度地实现系列管脚之间的集成、外围设备和软件的兼容性Stm32f103c8t6是一款中密度性能线，配备Arm Cortex-M3 32位微控制器，48路LQFP 封装。

它结合了一个高性能的RISC核心，72MHz工作频率，高速嵌入式存储器，增强的I/O范围和外部连接两个APB总线。

Stm32f103c8t6具有12位模数转换器、定时器、PWM定时器、标准和高级通信接口。

综合省电模式允许设计师设计低功耗应用. 工作电压范围：2V到3.6v。

64k字节的闪存。

20K字节SRAM.CRC计算单元，96位唯一ID。

两个12位1μs ADC（最多10个通道）。

7通道DMA控制器，3个通用定时器和1个高级控制定时器。

数据手册STM32F103xC STM32F103xDSTM32F103xE增强型，32位基于ARM核心的带512K 字节闪存的微控制器USB 、CAN 、11个定时器、3个ADC 、13个通信接口初步信息功能■ 内核：ARM 32位的Cortex™-M3 CPU − 最高72MHz 工作频率，1.25DMips/MHz(Dhrystone2.1)， 在存储器的0等待周期访问时 − 单周期乘法和硬件除法 ■ 存储器− 从256K 至512K 字节的闪存程序存储器 − 高达64K 字节的SRAM− 带4个片选的灵活的静态存储器控制器。

支持CF 卡、SRAM 、PSRAM 、NOR 和NAND 存储器− 并行LCD 接口，兼容8080/6800模式 ■ 时钟、复位和电源管理− 2.0～3.6伏供电和I/O 管脚 − 上电/断电复位(POR/PDR)、可编程电压监测器(PVD)− 内嵌4～16MHz 晶体振荡器− 内嵌经出厂调校的8MHz 的RC 振荡器 − 内嵌带校准的40kHz 的RC 振荡器 − 带校准功能的32kHz RTC 振荡器 ■ 低功耗− 睡眠、停机和待机模式− V BAT 为RTC 和后备寄存器供电■ 3个12位模数转换器，1μs 转换时间(多达21个输入通道)− 转换范围：0至3.6V − 三倍采样和保持功能 − 温度传感器■ 2通道12位D/A 转换器■ DMA− 12通道DMA 控制器− 支持的外设：定时器、ADC 、DAC 、SDIO 、I 2S 、SPI 、I 2C 和USART ■ 多达112个快速I/O 口− 51/80/112个多功能双向的I/O 口 − 所有I/O 口可以映像到16个外部中断− 除了模拟输入口以外的IO 口可容忍5V 信号输入■ 调试模式− 串行单线调试(SWD)和JTAG 接口 − Cortex-M3内嵌跟踪模块(ETM) ■ 多达11个定时器− 多达4个16位定时器，每个定时器有多达4个用于输入捕获/输出比较/PWM 或脉冲计数的通道− 2个16位6通道高级控制定时器，多达6路PWM 输出，带死区控制− 2个看门狗定时器(独立的和窗口型的) − 系统时间定时器：24位自减型计数 − 2个16位基本定时器用于驱动DAC ■ 多达13个通信接口− 多达2个I 2C 接口(支持SMBus/PMBus)− 多达5个USART 接口(支持ISO7816，LIN ，IrDA 接口和调制解调控制)− 多达3个SPI 接口(18M 位/秒)，2个可复用为I 2S 接口− CAN 接口(2.0B 默认) − USB 2.0全速接口 − SDIO 接口 ■ CRC 计算单元 ■ ECOPACK ®封装 表1 器件列表打印从开始到第十页1介绍本文给出了STM32F103xC、STM32F103xD和STM32F103xE增强型的订购信息和器件的机械特性。