Mellanox Technologies MSB7890-ES2F User Manual

Rev. 1.758 Mellanox Technologies
Figure 31: QSFP Connector Male and Female Views
C.2 RJ-45 CONSOLE and I²C Interface
The RJ-45 CONSOLE and I²C interfaces are combined in the same connector. ..
18.35
8.50
Top
ResetL
SDA
SCL
ModSelL
RX3p
TX2n
GND
VccRx
1 2 3 4 5 6 7 8 9
10
1 2 3 4 5 6 7 8 9
TX2p
GND
TX4n TX4p
GND
1 1 1 1 1 1 1 1 1 1
20
GND GND GND
RX3n RX1p RX1n
30
1 2 3 4 5 6 7 8 9
2 2 2 2 2 2 2 2 2
1 2 3 4 5 6 7 8
3 3 3 3 3
3 3 3
RX4p
GND GND GND
RX4n RX2p
RX2n
TX1n
GND
TX1p
GND
TX3n
TX3p
GND
IntL
ModPrsL
VccTx
Vcc1
LPMode
18.35
8.50
Top
ResetL
SDA
SCL
ModSelL
RX3p
TX2n
GND
VccRx
1 2 3 4 5 6 7 8 9
10
1 2 3 4 5 6 7 8 9
TX2p
GND
TX4n TX4p
GND
1 1 1 1 1
1 1 1 1 1
20
GND GND
GND
RX3n
RX1p
RX1n
30
RX4p
GND
GND
GND
RX4n RX2p RX2n
TX1n
GND
TX1p
GND
TX3n TX3p
GND
IntL
ModPrsL
VccTx
Vcc1
LPMode
1 2 3 4 5 6 7 8
3 3 3 3 3 3 3 3
1 2 3 4 5 6 7 8 9
2 2 2 2 2 2 2 2 2
View into Front of Cage
View into Rear of
Connector
Table 25 - RJ-45 CONSOLE and I²C Pinout
Signal Pin# Color
Not connected 1 G/W
I²C_SCL 2 G
TXD 3 O/W
Not connected 4 Bl
GND 5 Bl/W
RXD 6 O
I²C_SDA 7 Br/W
Not connected 8 Br

Mellanox Technologies MSB7890-ES2F Specifications

General

Brand	Mellanox Technologies
Model	MSB7890-ES2F
Category	Switch
Language	English