https://habr.com/ru/post/163253/
| SFD | Start of Frame Detection | 
| SFD | start frame delimiter | 
| IC | Speed | IEE1588 | Signals | ||
|---|---|---|---|---|---|
| BCM54210PE | Broadcom | 1G | PHY | + | SYNC_IN, SYNC_OUT | 
| DP83867E/IS/CS | TI | 1G | PHY | + | SFD, clock? | 
| DM9119INX | Davicom | 1G | PHY | ? | - | 
| I219 | Intel | 1G | PHY | ? 1588 conformance | - | 
| 88E1111 | Marvell | 1G | PHY | ? | - | 
| KSZ9031RNX | Microchip | 1G | PHY | ? | - | 
| KSZ9031MNX | Microchip | 1G | PHY | ? | - | 
| DAP8211R(I) | DAPU | 1G | PHY | ? | - | 
| I210 | Intel | 1G | Controller | + | pulse, clocks? | 
| I211 | Intel | 1G | Controller | + | pulse, clocks? | 
| I350 | Intel | 1G | Controller | + | ? | 
| 82574 | Intel | 1G | Controller | + | ? | 
| 82575EB | Intel | 1G | Controller | N | - | 
| 82576 | Intel | 1G | Controller | + | ? | 
| 82580EB/DB | Intel | 1G | Controller | + | ? | 
| 82599 | Intel | 1G | Controller | + | ? | 
| RK3568 | нет упоминаний IEEE 1588 |