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XFP Pinout<br />
■ Uses 30-pin Version of Present SFP Connector<br />
Finisar<br />
� � +3.3 and +5V and +1.8V Supply (optional –5V for Long Haul)<br />
� +3.3V I2 � +3.3V I C Communication<br />
2C Communication<br />
30<br />
Gnd<br />
Gnd<br />
1<br />
29<br />
TD+<br />
-5V<br />
2<br />
28<br />
TD-<br />
MOD_Desel<br />
3<br />
27<br />
Gnd<br />
INTERRUPT<br />
4<br />
26<br />
Gnd<br />
TX_DIS<br />
5<br />
25<br />
REFclk-<br />
+5V<br />
6<br />
24<br />
REFclk+<br />
Towards ASIC<br />
Gnd<br />
7<br />
23<br />
Gnd<br />
+3.3V<br />
8<br />
22<br />
+1.8V<br />
Towards Bezel<br />
+3.3V<br />
9<br />
21<br />
P_Down<br />
I2C - SCL<br />
<strong>10</strong><br />
20<br />
+1.8V<br />
I2C - SDA<br />
11<br />
19<br />
Gnd<br />
MOD_ABS<br />
12<br />
18<br />
RD+<br />
MOD_NR<br />
13<br />
17<br />
RD-<br />
RX_LOS<br />
14<br />
16<br />
Gnd<br />
Gnd<br />
15<br />
Pinout still subject to change<br />
Lew Aronson October 17, 2002
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