CH340N vs CH340G Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci CH340N disebabkan oleh WCH dan CH340G disebabkan oleh WCH. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Pengandingan Spesifikasi
| Parametr | CH340N | CH340G |
|---|---|---|
| Merek | WCH | WCH |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Aktif |
| Manufacturer | WCH (Nanjing Qinheng Microelectronics Co., Ltd.) | WCH (Nanjing Qinheng Microelectronics) |
| Fungsi | USB 2.0 to UART serial bridge | — |
| USB Standard | USB 2.0 Full-Speed (12 Mbps) | — |
| Supply Voltage (VCC) | 3.3 V or 5 V | 3.3 V to 5 V |
| Internal 3.3 V LDO Output (V3) | ~50 mA available for external load | — |
| UART Logic Levels | 3.3 V or 5 V (matches VCC) | — |
| Maximum Baud Rate | 2 Mbps | — |
| Supported Baud Rates | 50 bps to 2 Mbps | — |
| MODEM Signals | RTS, CTS supported | — |
| External Crystal | 12 MHz | — |
| Suhu Operasi | -20 °C to +70 °C | -40 C to +85 C |
| Kemasan | SOP-8 | SOP-16 (SOIC-16, 150 mil) |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Status RoHS | Compliant | Compliant |
| Driver Support | Windows, macOS, Linux (CDC-ACM or vendor INF) | — |
| Product Type | — | USB to UART Bridge Controller |
| USB Specification | — | USB 2.0 Full-Speed (12 Mbps) |
| 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 |
| RS-232 Assistant Mode | — | Yes (R232 pin enables internal inverter) |