Data Sheet

Design Considerations—Ethernet Controller I210
829
Figure 12-18.NC-SI Connection Requirements - Multi-Drop Configuration
REF_CLK
CRS_DV
RXD_0
RXD_1
TX_EN
TXD_0
TXD_1
50 MHz Reference
Clock Buffer
50 MHz
33 Ω 33 Ω
22 Ω
22 Ω
10k Ω
10k Ω
3.3V
10k Ω 10k Ω
10k Ω
10k Ω
10k Ω
I210
NC-SI
Interface
Signals
NC-SI_CLK_IN
NC-SI_CRS_DV
NC-SI_RXD_0
NC-SI_RXD_1
NC-SI_TX_EN
NC-SI_TXD_0
NC-SI_TXD_1
33 Ω
DMTF
Compliant MC
Device
NC-SI_CLK_IN
NC-SI_CRS_DV
NC-SI_RXD_0
NC-SI_RXD_1
NC-SI_TX_EN
NC-SI_TXD_0
NC-SI_TXD_1
I210 NC-SI Interface
Signals