There are many Inter- and Intra- board electrical interfaces and protocol used by CubeSat. This page lists common inter-components interfaces used by CubeSats. Each interface has its own Pros and Cons.
| Name | Max bps | Differential | Deterministic | Power Delivery | Babbling Idiot |
|---|---|---|---|---|---|
| RS-232 | 1 Mbps | ||||
| RS-422 | 10 Mbps |  |
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| GPIB | 8Mbps | ||||
| MIL-STD-1553 | 1 Mbps | |
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| SpaceWire | 400 Mbps | |
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| SpaceFiber | 6.25 Gbps | |
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| CAN | 1 Mbps | |
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| CAN FD | 8 Mbps | |
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| FlexRay | 10 Mbps | |
|
Bus Guardian |
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| Time-triggered CAN | 1 Mbps | |
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| USB 1.1 | 12 Mbps | |
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| USB 2.0 | 480 Mbps | |
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| USB 3.0 | 5.0 Gbps | |
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| USB 3.1 | 10 Gbps | |
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| Ethernet 100BASE-TX | 100 Mbps | |
PoE |
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| Time-Triggered Ethernet | 1 Gbps | |
|
Switch |
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| EtherCAT | 100 Mbps | |
|
EtherCAT P |