Figure 7-1. Ethernet Connections; Figure 7-2. Gigabit Ethernet Magnetics And Rj45 Connections - Nvidia Jetson Xavier NX Design Manual

Figure 7-1. Ethernet Connections
SoC
EQOS
EQOS_TXC
EQOS_TD0
EQOS_TD1
EQOS_TD2
EQOS_TD3
EQOS_TX_CTL
EQOS_RXC
EQOS_RD0
EQOS_RD1
EQOS_RD2
EQOS_RD3
EQOS_RX_CTL
EQOS_SMA_MDC
EQOS_SMA_MDIO
CONN
SOC_GPIO09
SOC_GPIO08
Figure 7-2. Gigabit Ethernet Magnetics and RJ45 Connections
GBE_MDI0_P
GBE_MDI0_N
GBE_MDI1_P
GBE_MDI1_N
GBE_MDI2_P
GBE_MDI2_N
GBE_MDI3_P
GBE_MDI3_N
0.05Ω
0.05Ω
Place 0.05Ω resistors &
0.05Ω
capacitor around
chassis GND shape
100pF
0.05Ω
0.05Ω
0.05Ω
GBE_LED_LINK
GBE_LED_ACT
NVIDIA Jetson Xavier NX
Jetson
DVDD_RG
ENETPHY_RST
ENETPHY_INT
Level
Shifter
MD0+
MD0-
MD1+
MCT
MD1-
MD2+
MD2-
MD3+
MD3-
POE_VC1 VC1
VC2
POE_VC2 VC3
VC4
POE_VC3
22nF
POE_VC4
each
75Ω
each
1000pF
VDD_3V3_SYS
110Ω
110Ω
GbE
PHY
GBE_MDI0_P
GBE_MDI0_N
GBE_MDI1_P
GBE_MDI1_N
GBE_MDI2_P
GBE_MDI2_N
GBE_MDI3_P
GBE_MDI3_N
GBE_LED_ACT
GBE_LED_LINK
3.3V
J1
(J8) TXD3-
(J7) TXD3+
J2
(J6) TXD1-
(J5) TXD2-
J3
(J4) TXD2+
(J3) TXD1+
J6
(J2) TXD0-
(J1) TXD0+
J4
J5
J7
J8
0.1uF
Gigabit Ethernet
186
184
192
190
198
To Magnetics/
196
RJ45 Connector
204
202
194
188
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