Wuhan Ouyi Optoelectronic Technology Co., Ltd.
Wuhan Ouyi Optoelectronic Technology Co., Ltd. Diligence, pragmatism, efficiency, innovation
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SFP 20KM Gigabit Ethernet Fiber Optic Module 1.25Gbps SM TX1310nm RX1550nm
PRODUCT DESCRIPTION
The transmitter section uses a multiple quantum well laser and is a class 1 laser compliant according to International Safety Standard IEC-60825. The receiver section uses an integrated InGaAs detector preamplifier (IDP) mounted in an optical header and a limiting post-amplifier IC.
1.25Gbps SFP BIDI 20KM Optical Transceiver Module is small form factor pluggable module for bi-directional serial optical data communications such as STM-8, OC-24,Fiber Channel, It is SFP 20-pin connector to allow hot plug capability. This module is designed for single mode fiber and operates at a nominal wavelength of 1310nm.
Applications:
Gigabit Ethernet
WDM Gigabit Ethernet Links
Xdsl Applications
Metro Edge Switching
PRODUCT FEATURES
DDM function optional
Low power consumption, < 1W
Compliant with MSA SFP Specification
Digital Diagnostic Monitor Function Compatible with SFF-8472
Operating data rate up to 1.25/1.063Gbps
Single 3. 3V Power supply
Simplex LC Connector Interface
Hot Pluggable,Metal enclosure, for Lower EMI
Tx1310/Rx1550, 1310nm FP Laser, 1550nm PIN-TIA
Distance up to 20KM
2 years warranty
Specification of Transmitter
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
| Average Output Power | POUT | -9 | -3 | dBm | Note (1) | |
| Extinction Ratio | ER | 8.2 | dB | |||
| Center Wavelength | λC | 1260 | 1310 | 1360 | nm | FP Laser |
| Spectrum Bandwidth(-20dB) | σ | 4 | nm | |||
| Differential Line Input Impedance | RIN | 90 | 100 | 110 | Ohm | |
| Output Eye Mask | Compliant with G.959(class 1 laser safety) | Note (2) | ||||
Note (1): Measure at 2^23-1 NRZ PRBS pattern
Note (2): Transmitter eye mask definition
Specification of Receiver
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
| Input Optical Wavelength | λIN | 1500 | 1550 | 1580 | nm | |
| Receiver Sensitivity | PIN | -24 | dBm | Note (1) | ||
| Los Of Signal Assert | PA | -35 | dBm | |||
| Los Of Signal De-assert | PD | -28 | dBm | Note (2) | ||
| LOS Hysteresis | PA-PD | 0.5 | 2 | 6 | dB | |
| Receiver Overload | Pmax -PIN | -3 | dBm |
Note (1): Measured with Light source 1550nm, ER=8.2dB; BER =<10^-12 @PRBS=2^23-1 NRZ
Note (2): When LOS de-asserted, the RX data+/- output is High-level (fixed)
Recommended Operating Conditions
| Parameter | Symbol | Unit | Min | Typ | Max |
| Storage Temperature Range | Ts | ℃ | 0 | 70 | |
| Power Supply Voltage | Vcc | V | 3.135 | 3.465 | |
| Data Rate | Gb/s | - | 1.25 | - |
