FCMJ-8520-3 FINISAR [Finisar Corporation.], FCMJ-8520-3 Datasheet - Page 2

• Manufacturer Part Number: FCMJ-8520-3
• Description: 1000BASE-T Copper SFP Transceiver
• Manufacturer: FINISAR [Finisar Corporation.]

FCMJ-8520/8521-3 1000BASE-T SFP Product Specification
I.
Notes: 1. Circuit ground is connected to chassis ground
 Finisar Corporation March 16, 2005 Rev H
Pin
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
SFP to Host Connector Pin Out
2. PHY disabled on T
3. Should be pulled up with 4.7k – 10k Ohms on host board to a voltage between 2.0 V and 3.6 V.
MOD_DEF(0) pulls line low to indicate module is plugged in.
4. LVTTL compatible with a maximum voltage of 2.5V. Not supported on FCMJ-8521-3.
MOD_DEF(2)
MOD_DEF(1)
MOD_DEF(0)
Rate Select
Symbol
T
V
V
Figure 1. Diagram of host board connector block pin numbers and names
V
LOS
V
V
V
RD+
V
V
TD+
V
T
RD-
TD-
FAULT
EER
EER
EER
EER
CCR
CCT
EET
DIS
EET
EET
Table 1. SFP to host connector pin assignments and descriptions
Towards
Bezel
Transmitter ground (common with receiver ground)
Transmitter Fault. Not supported
Transmitter Disable. PHY disabled on high or open
Module Definition 2. Data line for serial ID
Module Definition 1. Clock line for serial ID
Module Definition 0. Grounded within the module
Loss of Signal indication.
Receiver ground (common with transmitter ground)
Receiver ground (common with transmitter ground)
Receiver ground (common with transmitter ground)
Receiver Inverted DATA out. AC coupled
Receiver Non-inverted DATA out. AC coupled
Receiver ground (common with transmitter ground)
Receiver power supply
Transmitter power supply
Transmitter ground (common with receiver ground)
Transmitter Non-Inverted DATA in. AC coupled
Transmitter Inverted DATA in. AC coupled
Transmitter ground (common with receiver ground)
No connection required
DIS
> 2.0V or open, enabled on T
10
1
2
3
4
5
6
7
8
9
VeeT
TXFault
TX Disable
Rate Select
LOS
VeeR
VeeR
MOD-DEF(2)
MOD-DEF(1)
MOD-DEF(0)
Name/Description
VeeT
TD-
TD+
VeeT
VccT
VccR
VeeR
RD+
RD-
VeeR
DIS
< 0.8V
20
19
18
17
16
15
14
13
12
11
Towards
ASIC
Page 2
Note
1
2
3
3
3
4
1
1
1
1
1
1