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| Categories | Optical Transceiver | 
|---|---|
| Brand Name: | Wangtong | 
| Model Number: | GPON OLT C+ Optical Module | 
| Certification: | ISO9001 | 
| Place of Origin: | China | 
| MOQ: | 1 piece | 
| Price: | negotiable | 
| Payment Terms: | L/C, T/T, Western Union,Paypal | 
| Supply Ability: | 10000pcs/month | 
| Delivery Time: | 5-10 days upon order quantitities | 
| Packaging Details: | 10pc/box | 
| Product name: | GPON OLT C+ Optical Module | 
| Data Rate: | 2.488 G | 
| Transmission Distance: | 20km | 
| Wavelength: | 1490nm/1310nm | 
| Industrial  Operation case temperature: | -40~85°C | 
| Operation case temperature: | -10~70°C | 
| Powe Supply: | +3.3V | 
| Commercial Operation case temperature: | 0~70°C | 
GPON OLT C+ Optical Module 2.5G/20KM TX1490nm/RX1310nm gpon olt ont sfp
Feature
Application
Parameter
Operating Condition
| Parameter | Unit | Min. | Typical | Max. | 
| Storage Temperature | °C | -40 | 85 | |
| Operating Case Temp for C-temp | °C | 0 | 70 | |
| Operating Case Temp for I-temp | °C | -40 | 85 | |
| Operating Relative Humidity | % | 5 | 95 | |
| Power Supply Voltage | V | 3.15 | 3.3 | 3.45 | 
| Supply Current | mA | 600 | ||
| Bit Rate for Tx | Gbps | 2.488 | ||
| Bit Rate for Rx | Gbps | 1.244 | ||
Characteristics
All performance is specified at whole working temperature and conditions
| Parameter | Unit | Min. | Typical | Max. | 
| Transmitter | ||||
| TX Central Wavelength | nm | 1480 | 1490 | 1500 | 
| Spectral Width (-20dB) | nm | 1 | ||
| Side Mode Suppression Ratio (SMSR) | dB | 30 | ||
| Mean Launched Power | dBm | 3 | 7 | |
| Mean Launched Power (TX Off) | dBm | -45 | ||
| Extinction Ratio | dB | 8.2 | ||
| Optical Return Loss Tolerance | dB | -12 | ||
| Transmitter and dispersion Penalty | dB | 1 | ||
| Transmitter Mask(PRBS223-1@2.488G) | Compliant With ITU-T G.984.2 | |||
| Receiver | ||||
| Receive Wavelength | nm | 1290 | 1310 | 1330 | 
Sensitivity (PRBS223-1@1.244G,ER=10,BER<10-10)  | dBm | -30 | ||
Overload (PRBS223-1@1.244G,ER=10,BER<10-10)  | dBm | -12 | ||
| Receiver Burst Mode Dynamic Range | dB | 15 | ||
| Damage Threshold for Receiver | dBm | 5 | ||
| SD Assert Level | dBm | -33 | ||
| SD De-assert Level | dBm | -45 | ||
| SD Hysteresis | dB | 0.5 | 6 | |
| WDM Filter isolation to 1550nm | dB | 38 | ||
| WDM Filter isolation to 1650nm | dB | 35 | ||
| Electrical Interface Characteristics | ||||
| Data Input Swing Differential/TX | mV | 200 | - | 2000 | 
| Data Output Swing Differential/RX | mV | 400 | 1600 | |
| Date Differential Impedance | Ω | 90 | 100 | 110 | 
| LVTTL Output High | V | 2.4 | Vcc | |
| LVTTL Output Low | V | 0 | 0.4 | |
| LVTTL Input High | V | 2.0 | Vcc+0.3 | |
| LVTTL Input Low | V | 0 | 0.8 | |
| Timing Characteristics | ||||
| Guard Time (Tg) | ns | 25.6 | ||
| Reset Pulse Width (Tr) | ns | 12.8 | ||
| Reset Delay (Trd) | ns | 12.8 | ||
| Receiver Preamble Time (Tp) | ns | 140 | ||
| SD Assert Time (TSDA) | ns | 100 | ||
| SD De-assert Time (TSDD) | ns | 12.8 | ||
| RSSI Trigger Delay (Ttd) | ns | 25 | ||
| RSSI Trigger Pulse Width (Tw) | ns | 500 | ||
| Internal I2C Delay (Twait) | us | 500 | ||
Ordering Information
| Ordering P/Ns | Description | 
| SSCA | GPON OLT C+, 20km, TX 1490nm 2.488Gbps, RX 1310nm 1.244Gbps, SFP form-factor, SC/UPC Receptacle, 0~70°C Commercial Temperature, V1 version mechanical housing | 
| SSHA | GPON OLT C+, 20km, TX 1490nm 2.488Gbps, RX 1310nm 1.244Gbps, SFP form-factor, SC/UPC Receptacle, -40~85°C Industrial Temperature, V1 version mechanical housing | 
| SSCB | GPON OLT C+, 20km, TX 1490nm 2.488Gbps, RX 1310nm 1.244Gbps, SFP form-factor, SC/UPC Receptacle, 0~70°C Commercial Temperature, V2 version mechanical housing | 
| SSHB | GPON OLT C+, 20km, TX 1490nm 2.488Gbps, RX 1310nm 1.244Gbps, SFP form-factor, SC/UPC Receptacle, -40~85°C Industrial Temperature, V2 version mechanical housing | 






                                 
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