| CH334R | WCH | USB芯片 USB2.0协议，4端口USB HUB控制器 | | | 获取价格 |
| CH9126 | WCH | | | | 获取价格 |
| CH342K | WCH | USB转串口芯片 ESSOP10_150MIL ICC=3mA -40℃~+85℃ | | | 获取价格 |
| CH351Q | WCH | PCI总线双串口或打印口芯片 LQFP64_7X7MM | | | 获取价格 |
| CH9326 | WCH | HID 转串口芯片 12Mbps 3~5.5V SOP16_150MIL | | | 获取价格 |
| CH344L | WCH | USB 转 4 串口芯片 LQFP48_7X7MM | | | 获取价格 |
| CH32V307V-EVT-R1 | WCH | CH32V307V-EVT-R1 | | | 获取价格 |
| CH552G | WCH | CH552G | | | 获取价格 |
| CH412K | WCH | CH412K | | | 获取价格 |
| CH455H | WCH | LED数码管及显示屏驱动器 2.7V~5V 80mA | | | 获取价格 |
| CH446Q | WCH | 模拟开关芯片 LQFP44_10X10MM 16Channel | | | 获取价格 |
| CH341F | WCH | USB 总线转接芯片 CH341 | | | 获取价格 |
| CH341A | WCH | USB总线转接芯片，USB2.0，2Mbps SOP28_300MIL | | | 获取价格 |
| CH9102F | WCH | USB 转串口芯片 QFN24_4X4MM_EP | | | 获取价格 |
| CH442E | WCH | 2Channel | | | 获取价格 |
| CH376T | WCH | 文件管理和控制芯片 SSOP20_209MIL | | | 获取价格 |
| CH340E | WCH | USB 总线的转接芯片，实现 USB 转串口或者 USB 转打印口 MSOP10_3X3MM | | | 获取价格 |
| CH340T | WCH | 类型：Transceiver 协议类别：USB 2.0 数据速率：2Mbps SSOP20_209MIL | | | 获取价格 |
| CH9101U | WCH | | | | 获取价格 |
| CH9140 | WCH | | | | 获取价格 |
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