在哪里可以找到便宜的 RS485 收发器？
如果你需要购买超过几个 RS485 收发器（1 个接收器 / 1 个发送器），通常可以在 LCSC 上找到最便宜的。虽然 LCSC 收取相当高的运费（如果你不为少量订购选择慢速邮件服务），但组件本身非常好的价格使其
SO-8 标准收发器
| MPN | Package | Voltage | Speed | LCSC part number | Price |
|---|---|---|---|---|---|
| SSP3085 | SO-8 | 5V | 500kbps | 0,1245€/pc @100pc | |
| XL485CS | SO-8 | 5V | 10Mbps | 0,1686€/pc @100pc | |
| XL485-SS | SO-8 | 5V | 10Mbps | 0,1686€/pc @100pc | |
| SIT3485ESA | SO-8 | 3.3V | 12Mbps | 0,1995€/pc @100pc | |
| SP3485EEN | SO-8 | 3.3V | 12Mbps | 0,2134€/pc @100pc | |
| SP3078EEN-L/TR | SO-8 | 3.3V | 16Mbps | 0,3576€/pc @100pc | |
| ISL3178EIBZ-T | SO-8 | 3.3V | 20Mbps | 0,4141€/pc @100pc |
更小的收发器 (MSOP-8)
| MPN | Package | Voltage | Speed | LCSC part number | Price |
|---|---|---|---|---|---|
| CS48505M | MSOP-8 | 3.3V & 5V | 0.5Mbps | 0,124€/pc @150pcs | |
| H485ECDQ/TR | DFN-8 | 5V only | 10Mbps | 0,1516€/pc @150pcs | |
| CS48505AD | DFN-8 | 3.3V & 5V | 0.5Mbps | 0,162€/pc @150pcs | |
| CS48520AD | DFN-8 | 3.3V & 5V | 20Mbps | 0,162€/pc @150pcs |
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