Approved Optics Approved FORTINET FG-TRAN-SFP+LR - Manual (Page 4)

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FG-TRAN-SFP+LR-A
10GBASE-LR SFP+ SMF
1310NM 10KM REACH LC
PIN Logic Symbol Name/Description Unit
1 VEET Module transmitter Ground 1
2 LVTTL-O TX_Fault Module Transmitter Fault
3 LVTTL-I TX_Dis
Transmitter Disable; Turns off
transmitter laser output
4 LVTTL-I/O SDA 2-Wire Serial Interface Data Line 2
5 LVTTL-I SCL 2-Wire Serial Interface Clock 2
6 MOD_DEF0
Module Definition, Grounded in
the module
7 LVTTL-I RS0 Receiver Rate Select
8 LVTTL-O RX_LOS
Receiver Loss of Signal
Indication Active LOW
9 LVTTL-I RS1
Transmitter Rate Select (not
used)
10 VeeR Module Receiver Ground 1
11 VeeR Module Receiver Ground 1
12 CML-O RD- Receiver inverted Data Output
13 CML-O RD+ Receiver Data Output (not used)
14 VeeR Module Receiver Ground 1
15 VccR Module Receiver 3.3 V Supply
16 VccT Module Receiver 3.3 V Supply
17 VccT Module Transmitter Ground 1
18 CML-I TD+
Receiver Non-Inverted Data
output
19 CML-I TD- Transmitter Inverted Data Input
20 VeeT Module Transmitter Ground 1
Note:
1. Module ground pins GND are isolated from the module case.
2. Shall be pulled up with 4.7K-10Kohms to a voltage between 3.15V and 3.45V on
the host bard.