SFP+ Transceiver
Table 1 - Optical and Electrical Characteristics
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
||
Transmitter |
||||||||
Centre Wavelength |
λc |
1260 |
1310 |
1360 |
nm |
|
||
Spectral Width (RMS) |
∆λ |
|
|
4 |
nm |
|
||
Average Output Power |
Pout |
-9 |
|
-3 |
dBm |
1 |
||
Extinction Ratio |
ER |
9 |
|
|
dB |
|
||
Optical Rise/Fall Time (20%~80%) |
tr/tf |
|
|
0.26 |
ns |
|
||
Data Input Swing Differential |
VIN |
400 |
|
1800 |
mV |
2 |
||
Input Differential Impedance |
ZIN |
90 |
100 |
110 |
Ω |
|
||
TX Disable |
Disable |
|
2.0 |
|
Vcc |
V |
|
|
Enable |
|
0 |
|
0.8 |
V |
|
||
TX Fault |
Fault |
|
2.0 |
|
Vcc |
V |
|
|
Normal |
|
0 |
|
0.8 |
V |
|
||
Receiver |
||||||||
Centre Wavelength |
λc |
1260 |
|
1580 |
nm |
|
||
Receiver Sensitivity |
|
|
|
-23 |
dBm |
3 |
||
Receiver Overload |
|
-3 |
|
|
dBm |
3 |
||
LOS De-Assert |
LOSD |
|
|
-24 |
dBm |
|
||
LOS Assert |
LOSA |
-35 |
|
|
dBm |
|
||
LOS Hysteresis |
|
1 |
|
4 |
dB |
|
||
Data Output Swing Differential |
Vout |
400 |
|
1800 |
mV |
4 |
||
LOS |
High |
2.0 |
|
Vcc |
V |
|
||
Low |
|
|
0.8 |
V |
|
Notes:
1. The optical power is launched into SMF.
2. PECL input, internally AC-coupled and terminated.
3. Measured with a PRBS 27-1 test pattern @1250Mbps, BER ≤1×10-12.
4. Internally AC-coupled.
Contact : bella fang, +8675527524036
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