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- 1.25G 80km-120km DWDM SFP Optical Transceiver
- Fiber Optic Transceiver Module
- High Speed Cable
- Fiber Optical Cable
- Fiber Optical Patch Cords
- Splitter CWDM DWDM
- PON Solution
- FTTH Box ODF Closure
- PCI-E Network Card
- Network Cables
- Fiber Optical Adapter
- Fiber Optical Attenuator
- Fiber Media Converter
- PDH Multiplexers
- Protocol Converter
- Digital Video Multiplexer
- Fiber Optical Tools
- Compatible
- Fiber Optic Transceiver Module
- High Speed Cable
- Fiber Optical Cable
- Fiber Optical Patch Cords
- Splitter CWDM DWDM
- PON Solution
- FTTH Box ODF Closure
- PCI-E Network Card
- Network Cables
- Fiber Optical Adapter
- Fiber Optical Attenuator
- Fiber Media Converter
- PDH Multiplexers
- Protocol Converter
- Digital Video Multiplexer
- Fiber Optical Tools
- Compatible
1.25G 80km-120km DWDM SFP Optical Transceiver
Features
Wavelength selectable to C-band and L-band ITU-T grid wavelengths
Suitable for use in 100GHz channel spacing DWDM systems
DWDM SFP MSA Compliant
Up to 2. 667Gb/s data rate
Cold Start up Wavelength Compliance
Low Power Dissipation<1.3W Maximum
-5ºC to 70ºC Operating Case Temperature
Diagnostic Performance Monitoring of module temperature, supply
Voltages, laser bias current, transmit optical power, receive optical power,Laser temperature and TEC current
Extended link budget with APD receiver technology
OC48/STM-16 Long Reach 80km(1600 ps/nm), 120km(2400 ps/nm) Versions
RoHS compliant and lead free
Applications
SFP Transceivers for DWDM SONET/ SDH
Ethernet IEEE 802.3ae
Fiber Channel
Description
DWDM SFP Transceiver exhibits excellent wavelength stability, supporting operation at 100 GHz channel, cost effective module. It is designed for DWDM SONET/ SDH, Gigabit Ethernet and Fiber- Channel applications.
The transceiver consists of two sections: The transmitter section incorporates a colded DFB laser. And the receiver section consists of a APD photodiode integrated with a TIA. All modules satisfy class I laser safety requirements. DWDM SFP transceiver provides an enhanced monitoring interface, which allows real-time access to device operating parameters such as transceiver temperature, laser bias current, transmitted optical power, received optical power and transceiver supply voltage, laser temperature and TEC current.
Absolute Maximum Ratings
Parameter | Symbol | Min | Max | Unit |
Supply Voltage | Vcc | -0.3 | 4.0 | V |
Storage Temperature | Tst | -40 | 85 | ºC |
Data AC Voltage | TX+-AC | - | 2.4 | Vpp |
Data DC Voltage | TX+-DC | -0.5 | 2.5 | V |
Optical Input Received Power | PIN | - | +5 | dBm |
Operating Conditions
Parameter | Symbol | Min | Typical | Max | Unit |
Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V |
Operating Case temperature | Tca | -5 | - | 70 | ºC |
Total Current | Icc | - | - | 380 | mA |
Module Power Dissipation | Pm | - | 0.8 | 1.3 | W |
Transmitter Specifications – Optical
Parameter | Symbol | Min | Typical | Max | Unit |
Data Rate Multirate | Mra | 155 | 2488 | 2667 | Mbps |
Center Wavelength (SOL)△ | lc | lc -25 | lc | lc +25 | pm |
Center Wavelength (EOL)▲ | lc | lc -100 | lc | lc+100 | pm |
Optical Transmit Power | Po | 0 | 2 | 4 | dBm |
Optical Transmit Power (disabled) | PTX_DISABLE | - | - | -40 | dBm |
Extinction Ratio | ER | 8.2 |
| - | dB |
Channel Spacing | ∆f | - | 100 | - | GHz |
Jitter Generation | TJP-P | - | - | 70 | mUI |
Spectral Width (-20dB) | Dl20 | - | 0.1 | 0.3 | nm |
Side Mode Suppression Ratio | SMSR | 30 | - | - | dB |
Eye Mask | Compliant with Bell core GR-253-CORE & ITU G.957 for SONET/SDH and with IEEE 802.3ae for Ethernet and Fibre Channel |
△Laser- Start of Life
▲Laser End of life
Transmitter Specifications – Electrical
Parameter | Symbol | Min | Typical | Max | Unit |
Supply Voltage | VccTX | 3.13 | 3.3 | 3.47 | V |
PECL/CML Input | VtxDIFF | 500 | - | 1600 | mV |
Input Rise/Fall | TR / TF | - | - | 160 | ps |
TX-Fault Fault | Vf | 2 | - | Vcc | V |
TX-Fault Normal | Vn | Vee | - | Vee+0.5 | V |
TX_DISABLE (asserted) | VDH | 2 | - | Vcc | V |
TX_DISABLE (negated) | VDL | Vee | - | Vee+0.8 | V |
APD Receiver Specifications – Optical
Parameter | Symbol | Min | Typical | Max | Unit |
Receiver Sensitivity(oc48) | Rsens-1 | - | -30 | -28 | dBm |
Receiver Sensitivity (OSNR = 20dB) | Rsens-2 | - | - | -24 | dBm |
Maximum Input Power | RX-overload | -9 | - | - | dBm |
Input Operating Wavelength | λ | 1528 | - | 1564 | nm |
Reflectance | Rrx | - | - | -27 | dB |
Loss of Signal Asserted |
| -40 | - | - | dBm |
LOS De-Asserted |
| - | - | -28 | dBm |
LOS Hysteresis |
| 0.5 | - | - | dB |
APD Receiver Specifications – Electrical
Parameter | Symbol | Min | Typical | Max | Unit |
Supply Voltage | VccRX | 3.13 | 3.3 | 3.47 | V |
Differential Output Swing | Vout P-P | 370 | - | 2000 | mV |
Rise/Fall Time | Tr / Tf | - | - | 175 | ps |
Loss of Signal –Asserted | VOH | 2 | - | Vcc | V |
Loss of Signal –Negated | VOL | Vee | - | Vee+0.5 | V |
Low Speed Electrical Signal Timings
Parameter | Symbol | Min | Typical | Max | Unit |
TX Disable Negate Time | t-on | - | - | 20 | ms |
TX Disable Assert Time | t-off | - | - | 20 | ms |
Time to initialize, including reset of TX_FAULT | t_init
| - | - | 300 | ms |
Start-up Time | t_startup | - | - | 90 | s |
TX_FAULT/INT Assert Time | t_fault | - | - | 50 | ms |
TX_DISABLE to Reset | t_reset | 10 | - | - | ms |
LOS Assert Time | t_los_on | - | - | 100 | us |
LOS Negate Time | t_los_off | - | - | 100 | us |
Serial ID Clock Rate | f_serial_clock | - | - | 100 | kHz |