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CH347F是南京沁恒微电子(WCH)推出的USB 2.0转多协议接口芯片,集成USB转UART、SPI、SWD、I2C、JTAG等核心功能,单芯片实现双独立通道接口转换,广泛适用于嵌入式调试、外设扩展、通信接口转换等场景,兼具高集成度、低功耗与高速传输优势。
CH347F的核心优势在于多协议集成与双通道并行支持,具体功能包括:
CH347F的性能参数针对低功耗、高速传输优化,核心指标如下:
参数类别 具体参数 应用意义 USB协议版本 USB 2.0 兼容高速/全速传输,适配主流主机接口 最高数据速率 480Mbps(USB高速) 满足高带宽数据采集与传输需求 独立通道数 2个 支持多接口同时工作,提升系统效率 工作电压范围 3V~3.6V 适配3.3V主流嵌入式系统供电,无需额外电源转换 典型工作电流 38mA 高速传输下功耗可控,适合功耗敏感场景 典型静态电流 260uA 低功耗待机,适配电池供电的便携设备 封装规格 QFN-28(4×4mm) 超小封装,节省PCB空间,适合小型化产品CH347F采用QFN-28(4×4mm)封装,引脚间距0.5mm,体积紧凑,可直接集成于小型化产品(如便携调试器、嵌入式模块)。供电方面,芯片支持3V~3.6V单电源供电,无需升压/降压电路,可直接与3.3V MCU、传感器等外设匹配,进一步降低电源设计复杂度。
CH347F凭借多协议集成与低功耗优势,广泛应用于以下场景:
CH347F兼容WCH官方提供的Windows/Linux/macOS驱动程序,无需额外开发驱动;同时配套提供参考设计电路、示例代码与调试工具,降低开发门槛,缩短产品上市周期。
CH347F通过高集成度、低功耗与多协议支持,为嵌入式系统、通信接口扩展等场景提供了高效、低成本的解决方案,是替代传统多芯片方案的理想选择。
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Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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