1000BASE-X |
SGMII |
|
| 1 | 8b/10b encoding @1.25GHz | 8b/10b encoding @1.25GHz, content of AN is different with 1000BASE-X |
| 2 | 1000Mbps only | |
| 3 | fiber SPF module to fiber optic cable | between MAC and PHY. used in Copper SPF module |
| 4 | AN: duplex, flow control | AN: speed, duplex, flow control |
Same termination and amplitutde: same pins.