GG45 (Generic Grouping 45) is a backward-compatible Cat7 connector that accepts standard RJ45 plugs while also supporting Cat7 performance via four additional spring contacts in the corners for 600 MHz bandwidth.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | TX+ | Transmit positive | BUS |
| 2 | TX- | Transmit negative | BUS |
| 3 | RX+ | Receive positive | BUS |
| 4 | BI_DC+ | Bidirectional pair C positive | BUS |
| 5 | BI_DC- | Bidirectional pair C negative | BUS |
| 6 | RX- | Receive negative | BUS |
| 7 | BI_DD+ | Bidirectional pair D positive | BUS |
| 8 | BI_DD- | Bidirectional pair D negative | BUS |