25G 850nm SFP28 Optical Transceiver for liquid cooling
Absolute Maximum Ratings
Table 1 - Absolute Maximum Ratings
|
Parameter |
Symbol |
Min |
Max |
Unit |
|
Supply Voltage |
Vcc |
0 |
3.6 |
V |
|
Storage Temperature |
Ts |
-40 |
+85 |
°C |
|
Operating Humidity |
- |
5 |
85 |
% |
Recommended Operating Conditions
Table 2 - Recommended Operating Conditions
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
Operating Case Temperature |
Tc |
0 |
+60 |
°C |
|
|
Power Supply Voltage |
Vcc |
3.13 |
3.3 |
3.47 |
V |
|
Power Supply Current |
Icc |
300 |
mA |
||
|
Fiber Length on 50/125μm high-bandwidth (OM3) MMF |
70 |
m |
|||
|
Fiber Length on 50/125μm high-bandwidth (OM4) MMF |
100 |
m |
|||
|
Liquid immersion depth |
10 |
m |
Optical and Electrical Characteristics
Table 3 - Optical and Electrical Characteristics
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
|
Transmitter |
|||||||
|
Data rate |
BR |
25.78 |
Gbps |
||||
|
Centre Wavelength |
λc |
840 |
850 |
860 |
nm |
||
|
Spectral Width (-20dB) |
σ |
0.6 |
nm |
||||
|
Average Output Power |
Pavg |
-8.4 |
2.4 |
dBm |
|||
|
Optical Power OMA |
POMA |
-6.4 |
3 |
dBm |
|||
|
Extinction Ratio |
ER |
2 |
dB |
||||
|
Differential data input swing |
VIN,PP |
40 |
1000 |
mV |
|||
|
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 |
|||||||
|
Data rate |
BR |
25.78 |
Gbps |
||||
|
Centre Wavelength |
λc |
840 |
850 |
860 |
nm |
||
|
Receiver Sensitivity (OMA) |
Psens |
- |
- |
-10 |
dBm |
||
|
Stressed Sensitivity (OMA) |
- |
- |
-5.2 |
dBm |
|||
|
Receiver Power (OMA) |
3 |
dBm |
|||||
|
LOS De-Assert |
LOSD |
-13 |
dBm |
||||
|
LOS Assert |
LOSA |
-30 |
dBm |
||||
|
LOS Hysteresis |
0.5 |
dB |
|||||
|
Differential data output swing |
Vout,PP |
300 |
850 |
mV |
|||
|
LOS |
High |
2.0 |
Vcc |
V |
|||
|
Low |
0.8 |
V |
|||||
Ordering information
|
产品型号 |
产品描述 |
|
FTCS-25G-SR-2XX-xxx |
25Gbps, 850nm, SFP28, MMF, DDM ,liquid immersion,0ºC ~ +60ºC |
|
FTCS-25G-SR-2XX-xxxI |
25Gbps, 850nm, SFP28, MMF, DDM ,liquid immersion,-40ºC ~ +85ºC |
|
XX：pigtail connector type, optional: LC/FC/MPO xxx：pigtail length in meters. |
|
北亿纤通 | F-tone Networks
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Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.