Functional Description
20G101-00 E2
2015-09-29
Page 28
SFP Connector
The G101 supports a high speed uplink with one SFP cage at the front panel, with up to
2.5 Gbit/s.
Connector type:
Small Form-factor Pluggable (SFP) single port cage
Table 13.
Pin assignment of SFP front-panel connector
Table 14.
Signal mnemonics of SFP front-panel connectors
1
GND
11
GND
2
SFP_TxFAULT
12
RD-
3
SFP_TxDIS
13
RD+
4
SFP_SDA
14
GND
5
SFP_SCL
15
VCC_R
6
SFP_PRST#
16
VCC_T
7
SFP_RATE(nc)
17
GND
8
SFP_LOS
18
TD+
3
GND
19
TD-
10
GND
20
GND
Signal
Direction
Function
GND
-
Digital ground
RD-
in
Inv. Received Data Out
RD+
in
Received Data Out
SFP_LOS
in
Loss of Signal
SFP_PRST#
in
Grounded by module to indicate that the
module is present
SFP_RATE(nc)
out
Select between full or reduced receiver
bandwidth
SFP_SCL
out
Clock line of two wire serial interface
SFP_SDA
in/out
Data line of two wire serial interface
SFP_TxDIS
out
Transmitter Disable
SFP_TxFAULT
in
Transmitter Fault Indication
TD-
out
Inv. Transmit Data In
TD+
out
Transmit Data In
VCC_R
-
Receiver Power
VCC_T
-
Transmitter Power
