Description
This product is a high-performance SFP28 transceiver module designed for optical communication, which is both compliant with IEEE 25GBASE-ER and CPRI option 10 standards. Its high performance cooled EML transmitter and high sensitivity APD receiver can provide superior performance for 25G application up to 30km/40km(with FEC) Links.
Features
● Hot-pluggable SFP28 Form Factor
● Supports 25.78Gb/s bit rate
● Supports 24.33Gb/s bit rate
● Transmitter : Cooled EML TOSA
● Receiver : APD ROSA
● Internal CDR circuits on receiver and transmitter
● < 1.8W power dissipation
● Up to 40Km reach for G.652 SMF with FEC
● Duplex LC receptacle
● I-Temp range: -40 to 85°C
● Single 3.3V power supply
● RoHS 2.0 compliant (2011/65/EU, lead free)
Applications
● 25GBASE-ER Ethernet
● CPRI Operation1,2
Absolute Maximum Ratings
|
Parameter |
Symbol |
Min |
Max |
Unit |
|
Supply Voltage |
Vcc |
-0.3 |
3.6 |
V |
|
Input Voltage |
Vin |
-0.3 |
Vcc+0.3 |
V |
|
Storage Temperature |
Ts |
-40 |
85 |
ºC |
|
Case Operating Temperature |
Tc |
-40 |
85 |
ºC |
|
Humidity (non-condensing) |
Rh |
0 |
85 |
% |
Recommended Operating Conditions
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
Supply Voltage |
Vcc |
3.13 |
3.3 |
3.47 |
V |
|
Operating Case Temperature |
Tc |
-40 |
85 |
ºC |
|
|
Data Rate Per Lane |
fd |
25.78 |
Gb/s |
||
|
Humidity |
Rh |
0 |
85 |
% |
|
|
Power Dissipation |
Pm |
2 |
W |
||
|
Fiber Bend Radius |
Rb |
3 |
cm |
Electrical Specifications
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
Differential Input Impedance |
Zin |
90 |
100 |
110 |
ohm |
|
Differential Output Impedance |
Zout |
90 |
100 |
110 |
ohm |
|
Differential Input Voltage Amplitude |
ΔVin |
300 |
1100 |
mVp-p |
|
|
Differential Output Voltage Amplitude |
ΔVout |
500 |
800 |
mVp-p |
|
|
Skew |
Sw |
300 |
ps |
||
|
Bit Error Rate |
BER |
5E-5 |
|||
|
Input Logic Level High |
VIH |
2.0 |
Vcc |
V |
|
|
Input Logic Level Low |
VIL |
0 |
0.8 |
V |
|
|
Output Logic Level High |
VOH |
Vcc-0.5 |
Vcc |
V |
|
|
Output Logic Level Low |
VOL |
0 |
0.4 |
V |
Optical Characteristics
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
|
Transmitter |
|||||
|
Data Rate |
BR |
25.78 |
Gbps |
||
|
Center Wavelength |
Λc1 |
1272.55 |
1274.54 |
nm |
|
|
Center Wavelength |
Λc2 |
1276.89 |
1278.89 1278.89 |
nm |
|
|
Center Wavelength |
Λc3 |
1281.25 |
1283.27 |
nm |
|
|
Center Wavelength |
Λc4 |
1285.65 |
1287.69 |
nm |
|
|
Center Wavelength |
Λc5 |
1290.07 |
1292.12 |
nm |
|
|
Center Wavelength |
Λc6 |
1294.53 |
1296.59 |
nm |
|
|
Center Wavelength |
Λc7 |
1299.02 |
1301.09 |
nm |
|
|
Center Wavelength |
Λc8 |
1303.54 |
1305.63 |
nm |
|
|
Center Wavelength |
Λc9 |
1308.09 |
1310.19 |
nm |
|
|
Average Launch Power |
Pout |
-3 |
6 |
dBm |
|
|
Optical Modulation Amplitude |
OMA |
0 |
6 |
dBm |
|
|
Extinction Ratio |
ER |
7 |
dB |
||
|
Average Launch Power of OFF Transmitter |
Poff |
-30 |
dB |
||
|
Rin20OMA |
-130 |
dB/HZ |
|||
|
Optical return loss tolerance |
20 |
dB |
|||
|
Receiver |
|||||
|
Center Wavelength |
λc |
1260 |
1600 |
nm |
|
|
Receiver Sensitivity in OMA3 |
-19 |
dBm |
|||
|
Stressed Receiver Sensitivity in OMA3 |
-16.5 |
dBm |
|||
|
Average Power at Receiver Input (each lane) |
-27 |
-5 |
dBm |
||
|
Receiver Reflectance |
RR |
-26 |
dB |
||
|
LOS Assert |
LOSA |
-30 |
dBm |
||
|
LOS De-Assert – OMA |
LOSD |
-17 |
dBm |
||
|
LOS Hysteresis |
LOSH |
0.5 |
dB |
||
Note:Hit Ratio = 5×10-5
Mechanical Dimensions
Ordering Information
|
Part Number |
Product Description |
|
FTCS-Lx25G-40D |
SFP28, EML, 25G Ethernet, CPRI, 30KM/40km, 0ºC ~ +70ºC |
|
FTCS-Lx25G-40DI |
SFP28, EML, 25G Ethernet, CPRI, 30KM/40km, -40ºC ~ +85ºC |
|
x (Wavelength ID.) |
0=1273.55nm; 1=1277.89nm; 2=1282.26nm; 3=1286.66nm; 4=1291.10nm; 5=1295.56nm; 6=1300.05nm; 7=1304.58nm; 8=1309.14nm. |
北亿纤通 | F-tone Networks
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注：本产品有全国产化型号可选
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.