Pin |
Symbol |
Name/Description |
Ref. |
1 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
2 |
TFAULT |
Transmitter Fault. Not supported. |
|
3 |
TDIS |
Transmitter Disable. Not supported. |
|
4 |
MOD_DEF(2) |
Module Definition 2. Data line for Serial ID. |
2 |
5 |
MOD_DEF(1) |
Module Definition 1. Clock line for Serial ID. |
2 |
6 |
MOD_DEF(0) |
Module Definition 0. Grounded within the module. |
2 |
7 |
Rate Select |
No connection required |
|
8 |
LOS |
Loss of Signal indication. Logic 0 indicates normal operation. |
3 |
9 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
10 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
11 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
12 |
RD- |
Receiver Inverted DATA out. AC Coupled |
|
13 |
RD+ |
Receiver Non-inverted DATA out. AC Coupled |
|
14 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
15 |
VCCR |
Receiver Power Supply |
|
16 |
VCCT |
Transmitter Power Supply |
|
17 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
18 |
TD+ |
Transmitter Non-Inverted DATA in. AC Coupled. |
|
19 |
TD- |
Transmitter Inverted DATA in. AC Coupled. |
|
20 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
+3.3 Volt Electrical Power Interface |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
Supply Current |
Is |
|
320 |
375 |
mA |
1.2W max power over full range of voltage and temperature. See caution note below |
Input Voltage |
Vcc |
3.13 |
3.3 |
3.47 |
V |
Referenced to GND |
Maximum Voltage |
Vmax |
|
|
4 |
V |
|
Surge Current |
Isurge |
|
|
30 |
mA |
Hot plug above steady state current. See caution note below |
Caution: Power consumption and surge current are higher than the specified values in the SFP MSA
Low-Speed Signals
MOD_DEF(1) (SCL) and MOD_DEF(2) (SDA), are open drain CMOS signals (see section VII, "Serial Communication Protocol"). Both MOD_DEF(1) and MOD_DEF(2) must be pulled up to host_Vcc
Low-Speed Signals, Electronic Characteristics |
|||||
Parameter |
Symbol |
Min |
Max |
unit |
Notes/Conditions |
SFP Output LOW |
VOL |
0 |
0.5 |
V |
4.7k to 10k pull-up to host_Vcc, measured at host side of connector |
SFP Output HIGH |
VOH |
host_Vcc -0.5 |
host_Vcc + 0.3 |
V |
4.7k to 10k pull-up to host_Vcc, measured at host side of connector |
SFP Input LOW |
VIL |
0 |
0.8 |
V |
4.7k to 10k pull-up to Vcc, measured at SFP side of connector |
SFP Input HIGH |
VIH |
2 |
Vcc + 0.3 |
V |
4.7k to 10k pull-up to Vcc, measured at SFP side of connector |
High-Speed Electrical Interface
All high-speed signals are AC-coupled internally.
High-Speed Electrical Interface, Transmission Line-SFP |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
Line Frequency |
fL |
|
125 |
|
MHz |
5-level encoding, per IEEE 802.3 |
Tx Output Impedance |
Zout,TX |
|
100 |
|
Ohm |
Differential, for all frequencies between 1MHz and 125MHz |
Rx Input Impedance |
Zin,RX |
|
100 |
|
Ohm |
Differential, for all frequencies between 1MHz and 125MHz
|
High-Speed Electrical Interface, Host-SFP |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
Single ended data input swing |
Vinsing |
250 |
|
1200 |
mV |
Single ended |
Single ended data output swing |
Voutsing |
350 |
|
800 |
mV |
Single ended |
Rise/Fall Time |
Tr,Tf |
|
175 |
|
psec |
20%-80% |
Tx Input Impedance |
Zin |
|
50 |
|
Ohm |
Single ended |
Rx Output Impedance |
Zout |
|
50 |
|
Ohm |
Single ended |
General |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
Data Rate |
BR |
10 |
|
1000 |
Mb/sec |
IEEE 802.3 compatible. See Notes 2 through 4 below |
Cable Length |
L |
|
|
100 |
m |
Category 5 UTP. BER |
Notes:
Environmental Specifications |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
Case Operating Temperature |
Tcase |
0 |
|
70 |
°C |
XGSF-T12-02-2 |
-10 |
|
80 |
°C |
XGSF-T12-02-2E |
||
-40 |
|
85 |
°C |
XGSF-T12-02-2A |
||
Storage Temperature |
Tsto |
-40 |
|
85 |
°C |
Ambient temperature |
Serial Communication Protocol:
10/100/1000 BASE-T support the 2-wire serial communication protocol outlined in the SFP MSA. It uses an Atmel AT24C02B 256 byte EEPROM with an address of A0h.
Serial Bus Timing Requirements |
||||||
Parameter |
Symbol |
Min |
Typ |
Max |
unit |
Notes/Conditions |
I 2C Clock Rate |
|
0 |
|
100,000 |
Hz |
|