SPBD-1250B4Q1R
DELTA ELECTRONICS, INC.
6 Revision:
S1
03/12/2007
www.deltaww.com
8. Pin Description
SFP Transceiver Electrical Pad Layout
Host Board Connector Pad Layout
Pin Function Definitions
Pin Num.
Name
Function
Plug Seq.
Notes
1 VeeT
Transmitter
Ground
1 Note
(1)
2
TX Fault
Transmitter Fault Indication
3
Note (2)
3 TX
Disable
Transmitter
Disable
3 Note
(3)
4
MOD-DEF2 Module Definition 2
3
Note (4), 2 wire serial ID interface
5
MOD-DEF1 Module Definition 1
3
Note (4), 2 wire serial ID interface
6
MOD-DEF0 Module Definition 0
3
Note (4), Grounded in Module
7
Rate Select
Not Connect
3
Function not available
8
LOS
Loss of Signal
3
Note (5)
9 VeeR
Receiver
Ground
1
10 VeeR
Receiver
Ground
1
11 VeeR
Receiver
Ground
1
12
RD-
Inv. Received Data Out
3
Note (6)
13
RD+
Received Data Out
3
Note (6)
14 VeeR
Receiver
Ground
1
15 VccR
Receiver
Power
2 Note
(7)
16 VccT
Transmitter
Power
2 Note
(7)
17 VeeT
Transmitter
Ground
1
18
TD+
Transmit Data In
3
Note (8)
19 TD-
Inv.
Transmit
Data
In
3 Note
(8)
20 VeeT
Transmitter
Ground
1
Plug Seq.: Pin engagement sequence during hot plugging.
