CP2104-MINIEK vs CH340G 对比
详细并排对比 CP2104-MINIEK 出自 Silicon Labs 和 CH340G 出自 WCH。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | CP2104-MINIEK | CH340G |
|---|---|---|
| 品牌 | Silicon Labs | WCH |
| 分类 | Development Boards | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.76 | $0.31 |
| Product Type | USB-to-UART Bridge Mini Evaluation Kit | USB to UART Bridge Controller |
| Base IC | CP2104 | — |
| 功能 | USB 2.0 to UART Bridge | — |
| USB Compliance | USB 2.0 Full-Speed (12 Mbps) | — |
| UART Data Rates | 300 bps to 2 Mbps | — |
| IC Package | QFN-24 (4x4 mm) | — |
| Integrated Features | USB transceiver, internal oscillator, 3.3 V LDO, OTP ROM | — |
| Supply Voltage (VBUS) | 5 V from USB | — |
| Integrated LDO Output | 3.3 V, up to 100 mA | — |
| GPIO | 4 configurable GPIO pins | — |
| Modem Control Signals | RTS, CTS, DTR, DSR, DCD, RI | — |
| Data Bits | 5, 6, 7, 8 | — |
| Stop Bits | 1, 1.5, 2 | — |
| Parity | None, Odd, Even, Mark, Space | — |
| Flow Control | Hardware (RTS/CTS) and Software (XON/XOFF) | — |
| 工作温度 | -40C to +85C | -40 C to +85 C |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Country of Origin | [DATA_NEEDED: country of origin] | — |
| Tariff / HTSUS Code | [DATA_NEEDED: HTSUS code] | — |
| Manufacturer | — | WCH (Nanjing Qinheng Microelectronics) |
| USB Specification | — | USB 2.0 Full-Speed (12 Mbps) |
| Supply Voltage (VCC) | — | 3.3 V to 5 V |
| IO Logic Level | — | 3.3 V or 5 V (matches VCC) |
| Operating Baud Rate | — | 50 bps to 2 Mbps |
| UART Signals | — | TXD, RXD, CTS, RTS, DTR, DSR, DCD, RI |
| Clock Source | — | External 12 MHz crystal required |
| Storage Temperature | — | -40 C to +125 C |
| Maximum VCC | — | 6.5 V (absolute max) |
| IO Pin Voltage Range | — | -0.5 V to VCC + 0.5 V |
| 封装 | — | SOP-16 (SOIC-16, 150 mil) |
| 安装类型 | — | Surface Mount |
| RS-232 Assistant Mode | — | Yes (R232 pin enables internal inverter) |