STM32F103C8T6 by STMicroelectronics (意法半导体) is available from Shenzhen Homehta Technology Co., Ltd.. Request the latest price, stock availability, datasheet and sourcing support for your BOM and electronic component purchasing needs.
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STM32F103C8T6 技术参数与型号解析
一、基础信息
- 厂商：STMicroelectronics（意法半导体）
- 产品类别：32 位 Arm Cortex-M3 微控制器（MCU）
- 所属系列：STM32F1 / STM32F103 mainstream performance line
- 工作状态：量产中（Active / volume production）
- 典型定位：通用控制、低成本工业控制、USB/CAN 通信、入门级嵌入式开发
二、关键技术参数
- CPU 内核：Arm Cortex-M3，32 位 RISC
- 最高主频：72 MHz
- Flash：64 KB
- SRAM：20 KB
- 工作电压：2.0 V 至 3.6 V
- 工作温度：工业级常见为 -40°C 至 +85°C（T6）
- 封装：LQFP-48
- ADC：2 个 12 位 ADC，最高约 1 us 转换，最多 16 通道（随封装/引脚复用而不同）
- 定时器：通用 16 位定时器、先进 PWM/电机控制定时器、SysTick、看门狗
- 通信接口：最多 2 路 I2C、2 路 SPI、3 路 USART、USB 2.0 FS、CAN 2.0B
- 调试接口：SWD / JTAG
- 其他特性：DMA、CRC、96 位唯一 ID、低功耗 Sleep/Stop/Standby 模式
三、型号含义解析
- STM32：ST 的 32 位微控制器产品线
- F：通用型 Flash MCU 系列
- 103：STM32F1 中的 performance line，强调 72 MHz Cortex-M3、较完整外设
- C：48 引脚等级，通常对应 LQFP-48 封装系列
- 8：Flash 容量代码，表示 64 KB
- T：封装代码，LQFP
- 6：温度等级代码，通常表示 -40°C 至 +85°C
四、实际应用场景
- 工业小控制板：继电器控制、传感器采集、485/CAN 网关、简单 PLC 扩展模块
- 电机与执行器控制：小功率 BLDC、步进电机、PWM 调速、风机控制
- 消费类电子：仪表、控制面板、键盘、游戏/PC 外设、USB 设备
- 教育与开发：最常见的 STM32 入门板之一，资料、例程和社区资源非常丰富
- 通信节点：带 USB 与 CAN，适合做低成本协议转换和设备控制节点
五、选型提示
- 优点：生态成熟、价格低、资料多、USB/CAN 外设实用。
- 注意：Flash/RAM 较小，不适合复杂图形界面、大型协议栈或高性能 DSP 运算。
- 替代方向：需要更大 Flash 可看 STM32F103RCT6 / STM32F103ZET6；需要更高性能可看 STM32F405/407。
六、参考来源
- ST 官方产品页：STM32F103C8
- ST 官方数据手册：STM32F103x8 / STM32F103xB medium-density performance line
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