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Categories | SFP28 Transceiver Module |
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Brand Name: | Mray |
Model Number: | SFP28-25G-ER |
Certification: | CE, FCC, RoHs, ISO9001 |
Place of Origin: | Shenzhen, China |
MOQ: | 1 piece |
Price: | Negotiable |
Payment Terms: | T/T, Western Union, L/C |
Supply Ability: | 10000pcs/day |
Delivery Time: | 1~2 days for samples |
Packaging Details: | 10pcs/plastic try, 500pcs per standard export carton |
Product name: | 25Gbps LAN WDM 25G SFP28 Transceiver Module |
Data Rate: | 25Gb/s |
Reach: | 40km |
Compatible: | Cisco, Juniper, HP, Huawei... |
Interface: | Duplex LC |
Protocols: | MSA Compliant |
The SFP28 transceivers are high performance, cost effective modules supporting data rate of 25.78Gbps and 40km transmission distance with SMF.
The transceiver consists of three sections: a EML laser transmitter, a APD photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements.
The transceivers are compatible with SFP Multi-Source Agreement and SFF-8472 digital diagnostics functions.
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 |
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 | 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 | -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 |
Ordering Information | |
Model No. | Description |
SFP28-25G-SR | 25G SFP28 Transceiver Module, Multimode 850nm, SR, 300m, LC, DDM |
SFP28-25G-LR | 25G SFP28 Transceiver Module, Singlemode 1310nm, LR, 10km, LC, DDM |
SFP28-25G-ER | 25G SFP28 Transceiver Module, Singlemode 1310nm, ER, 40km, LC, DDM |
SFP28-25G- BX10-U/D | 25G SFP28 Transceiver Module, Singlemode Simplex 1270nm/1330nm, 10km, LC, DDM |