Raspberry_Pi_HAT_RS485
tomrodinger
This is a Raspberry Pi HAT for RS485 communication with external devices and it should fit into any Raspberry Pi like Zero/Zero2W/3/4
Components (28)
| Reference | Value | Description |
|---|---|---|
| Q1 | MMS9012-H-TP | |
| U1 | CP2102 | 1Mbps Transceiver USB WQFN-28-EP(5x5) USB ICs ROHS |
| U2 | LM393DR2G | 5mV 0.25uA 2 SOIC-8 Comparators ROHS |
| U5 | SP3485EN | transceiver 10Mbps 1/1 SOIC-8 RS-485/RS-422 ICs ROHS |
| U6 | CD4023BM/TR | SOIC-14 Gates ROHS |
| C1 | 22pF/50V | 50V 22pF C0G ±5% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C2,C4,C7-C9,C11,C12,C16 | 100nF/50V | 50V 100nF X7R ±10% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C3,C5 | 10uF/16V | 16V 10uF X7R ±10% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C15 | 1nF | 50V 1nF C0G ±5% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| D1 | TVS_5V | SOT-23-6 ESD Protection Devices ROHS |