SFP-1GBT-01 Datasheet, PDF (3/4 Pages) Bel Fuse Inc. – 10/100 BroadR-Reach™ RJ45 SFP Module

10/100 BroadR-Reach™ RJ45 SFP Module
SFP-1GBT-01
SFP HOST CONNECT ELECTRICAL INTERFACE AND PINS DESCRIPTIONS
Pin
Name
Description
1
VeeT
Transmitter ground (common with receiver ground).
2
TX Fault
Transmitter fault is internally tied to transmit ground and is not sup-
ported.
3
TX Disable
Transmit disable. This pin is tied to PHY low power mode.
4
MOD-DEF2
Signal SDA (data) of the two-wire serial ID interface.
5
MOD-DEF1
Signal SCL (data) of the two-wire serial ID interface.
6
MOD-DEF0
This pin is internally tied to transmit ground.
7
Rate Select
Not implemented. This pin is floating internally.
8
LOS
9
VeeR
10
VeeR
11
VeeR
12
RD-
13
RD+
14
VeeR
Loss of signal indication.
Receiver ground (common with transmitter ground).
Receiver ground (common with transmitter ground).
Receiver ground (common with transmitter ground).
Differential receiver outputs. User to terminate to 100 Ω differential at
host. AC coupled.
Differential receiver outputs. User to terminate to 100 Ω differential at
host. AC coupled.
Receiver ground (common with transmitter ground).
15
VccR
3.3V power
16
VccT
3.3V power
17
VeeT
18
TD+
19
TD-
20
VeeT
Transmitter ground (common with receiver ground).
Differential transmitter outputs. User to terminate to 100 Ω differential at
host. AC coupled.
Differential transmitter outputs. User to terminate to 100 Ω differential
at host. AC coupled.
Transmitter ground (common with receiver ground).
©2011 Bel Fuse Inc. Specifications subject to change without notice. 04.29.11
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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