Huawei Compatible Gpon SFP Ont/ONU 1.25g/2.5g 1310nm 20km

China Huawei Compatible Gpon SFP Ont/ONU 1.25g/2.5g 1310nm 20km, Find details about China Gpon ONU, Gpon Olt from Huawei Compatible Gpon SFP Ont/ONU 1.25g/2.5g 1310nm 20km

Model NO.
LAGU-T31S-20B
Trademark
Linksall
Transport Package
Blister Pack
Origin
China
HS Code
8517706000
Model NO.
LAGU-T31S-20B
Trademark
Linksall
Transport Package
Blister Pack
Origin
China
HS Code
8517706000
GPON ONU SFP Module


Product Features
    • Support ITU-T 984.2/984.5 GPON Networks application
    • Single fiber bi-directional data links with asymmetric 1.244Gbps Tx and 2.488Gbps Rx
    • 1310nm burst-mode transmitter with DFB laser
    • 1490nm continuous-mode receiver with APD-TIA
    • 2-wire interface for integrated digital diagnostic Monitoring
    • Transmitter state indication (TX_SD)
    • SFP package with SC/UPC receptacle optical interface
    • Single +3.3V power supply
    • Operation case temperature -40~85°C for industrial and -10~70°C for commercial
    • RoHS6 compliance


Operating Condition
ParameterUnitMin.TypicalMax.
Storage Temperature °C-40 85
Operating Case Temp for C-temp°C0 70
Operating Case Temp for I-temp°C-40 85
Power Supply VoltageV3.153.33.45
Supply CurrentmA 200400
Bit Rate for TxGbps1.244
Bit Rate for RxGbps2.488


Characteristics
All performance is specified at whole working temperature and conditions
ParameterUnitMin.TypicalMax.
Transmitter
TX Central Wavelengthnm129013101330
Spectral Width (-20dB)nm  1
Side Mode Suppression Ratio
(SMSR)
dB30  
Mean Launched PowerdBm0.5 5
Mean Launched Power (TX Off)dBm  -45
Extinction RatiodB10  
Optical Return Loss TolerancedB-15  


 
    
Transmitter and dispersion PenaltydB  1
Transmitter Mask
(PRBS223-1@1.244G)
Compliant With ITU-T G984.2
Receiver
Receive Wavelength nm148014901500
Sensitivity
(PRBS223-1@2.488G, ER=8.2,
BER<10-10)
dBm  -28
Overload
(PRBS223-1@2.488G, ER=8.2,
BER<10-10)
dBm-8  
Loss of signal De-assert LeveldBm  -29
Loss of signal assert LeveldBm-39  
LOS HysteresisdB0.5 6
WDM Filter isolation to 1441 nm ~1450 nm,1530 nm ~1539 nmdB25  
WDM Filter isolation to 1250 nm ~1441 nm,1539 nm~ 1625 nmdB36  
Electrical Interface Characteristics
Data Input Swing Differential/TXmV200-2000
Data Output Swing Differential/RXmV400 1600
Date Differential ImpedanceΩ90100110
LVTTL Output HighV2.4 Vcc
LVTTL Output LowV0 0.4
LVTTL Input HighV2.0 Vcc+0.3
LVTTL Input LowV0 0.8
Timing Characteristics
Turn On Time at Burst mode (TON)ns  12.8
Turn Off Time at Burst mode (TOFF)ns  12.8
TX-SD Assert Time (TTXSD_ON)ns  100
TX-SD De-assert Time (TTXSD_OFF)ns  100
LOS Assert Time (TLOSA)us  100
LOS De-assert Time (TLOSD)us  100


Burst Mode Transmitter Timing (D23446-SSCA, TX_Burst signal low active transmitter on)

PIN Definition
Pin No.SymbolLevel / LogicDescription
1VeeT Module Transmitter Ground
2Tx_FaultLVTTL-OModule Transmitter Fault
3Tx_BurstLVTTL-ITransmitter Burst Control,
D23446-SSC(H)A active low for transmitter on
D23446-SSC(H)B active high for transmitter on
4SDALVTTL-I2-Wire Serial Interface Data Line
5SCLLVTTL-I/O2-Wire Serial Interface Clock
6MOD_ABSLVTTL-OModule Absent, connected to ground in the module
7TX_SDLVTTL-OTx Signal Detect, active high when transmitter on
8RX_LOSLVTTL-OLoss of Receiver Signal Indication
9NC  
10VeeR Module Receiver Ground
11VeeR Module Receiver Ground
12RD-CML-OReceiver Inverted Data Output, AC-coupled
13RD+CML-OReceiver Non-Inverted Data Output, AC-coupled
14VeeR Module Receiver Ground
15VccR Module Receiver 3.3V Supply
16VccT Module Transmitter 3.3V Supply
17VeeT Module Transmitter Ground
18TD+LVPECL-ITransmitter Non-Inverted Data Input, DC-coupled
19TD-LVPECL-ITransmitter Inverted Data Input, DC-coupled
20VeeT Module Transmitter Ground


Ordering Information
Ordering P/NsDescription
L LAGU-T31S-20B+(C)GPON SFP ONU, B+,1.244Gbps Tx 1310nm, 2.488Gbps Rx 1490nm, TX_Burst signal high active transmitter on, SFP form-factor, SC/UPC receptacle connector, Commercial temperature
L LAGU-T31S-20B+(I)GPON SFP ONU, B+,1.244Gbps Tx 1310nm, 2.488Gbps Rx 1490nm, TX_Burst signal high active transmitter on, SFP form-factor, SC/UPC receptacle connector, Industrial temperature


 


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