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Portable SFP Transceiver Module BiDi Direction Compliant With IEEE 802.3ah Standard

Categories OLT SFP Module
Brand Name: NATYWISH
Model Number: NTW - GES20++AS
Certification: CE. ROHS, FCC
Place of Origin: China
MOQ: 1pcs
Price: Negotiable
Payment Terms: L/C, T/T
Delivery Time: 10-15 working days
Packaging Details: 10pcs / box
Product name: PX20++ GEPON OLT Optical SFP Module
Fiber type: Single fiber
Fiber mode: Single mode
Wavelength: Tx 1310nm Rx 1490nm
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    Portable SFP Transceiver Module BiDi Direction Compliant With IEEE 802.3ah Standard


    GEPON OLT Optical Module Tx 1310nmRx1490nm 20km SC BiDi direction


    compliant With IEEE 802.3ah standard



    Product Features


    • Compatible IEEE 802.3ah 1000BASE-PX20++ GEPON application
    • Applied to EPON OLT for a Single Fiber Bi-directional EPON System
    • SFP, Single SC connector, Digital Diagnostic Interface Compliant with SFF-8472
    • Burst Digital Receiving Signal Strength Indication (RSSI)
    • Single 3.3V power supply
    • Operation case temperature -10~70°C for commercial
    • RoHS-6 compliance

    Absolute Maximum Ratings


    ParameterUnitMin.TypicalMax.
    Power SupplyV04.2
    Storage Ambient Temperature°C-4085
    Operating Case Temperature°C-4085
    Operating Relative Humidity%595
    Receiver Damaged ThresholddBm0

    Operating Condition


    ParameterUnitMin.TypicalMax.
    Power SupplyV3.13.33.5
    Operating Case Temp for C-temp°C-1070
    Operating Relative Humidity%595
    Data Rate(TX/RX)Gbit/s1.25


    Optical Characteristics


    ParameterUnitMin.Typ.Max.
    TX Central Wavelengthnm14801500
    Spectral Width (-20dB)nm1
    SMSRdB30
    Mean Launched PowerdBm58
    Mean Launched Power (TX Off)dBm-39
    Extinction Ratio(Note 1)dB9
    TX Total JitterUI0.43
    Rise/Fall Time (20%-80%)ps260
    RIN15OMAdB/Hz-115
    Optical Return Loss TolerancedB-12
    Transmitter and dispersion Penalty(20km G.652)dB2.3
    TX Optical Eye MaskCompliant With IEEE Std 802.3ah™-2004
    Receive Wavelengthnm12601360
    Sensitivity (Note 2)dBm-33
    OverloaddBm-6
    Dynamic RangdB25
    Receiver Threshold Settling Timens250
    RX Dynamic Range(Note 3)dBm-30-6
    LOS-DeassertdBm-34
    LOS-AssertdBm-45
    SD HysteresisdB0.56
    Receiver ReflectancedB-12

    Note:

    • Measured with PRBS 27-1 test pattern @1.25Gbps, Low Pass Filter is on.
    • Measured with a PRBS 27-1 test pattern @1.25Gbps and ER=10dB, BER <10-12

    Electrical Characteristics


    ParameterUnitMin.TypicalMax.
    Power Supply CurrentmA300
    Data Input Differential SwingmV2001600
    Data Differential ImpedanceΩ90100110
    TTL Input -LowV00.8
    TTL Input -HighV2.0Vcc
    TTL Output -LowV00.4
    TTL Output -HighV2.4Vcc
    Data Output Differential SwingmV4001600
    Los Assert Timens500
    Los Deassert Timens500

    RSSI Trigger Time Sequence


    ItemSymbolMinMaxunit
    Trigger widthTw11.25us
    I2C Waiting TimeTwait500us 


    Pin Definition


    Pin No.NameLevel/LogicFunctionDescription
    1GNDTNAGroundTransmitter Ground
    2TX_FaultLVTTLTX FaultTX Fault Alarm, TX Fault State: High; TX Normal State: Low
    3TX_DisLVTTLTransmitter Enable/DisableActive High
    4MOD-DEF2LVTTLSDAI2C clock
    5MOD-DEF1LVTTLSCLI2C data
    6MOD-DEF0MOD-DEF0Module Definition 0, Grounding in SFP
    7RSSI_TrigLVTTLRSSI TriggerActive High for Sampling
    8LOSLVTTLReceiver Signal DetectionLoss of Signal. Asserted when light is off
    9GNDRNAGroundReceiver Ground
    10GNDRNAGroundReceiver Ground
    11GNDRNAGroundReceiver Ground
    12RD-LVPECLRx Data-RX data NOT output, DC coupled output
    13RD+LVPECLRx Data+RX data output, DC coupled output
    14GNDRGNDRGroundReceiver Ground
    15VccRNAReceiver Power SupplyRx Power
    16VccTNATransmitter Power SupplyTx Power
    17GNDTGNDTGroundTransmitter Ground
    18TD+LVPECLTx Data+TX data input, internally AC coupled with 100ohm terminated
    19TD-LVPECLTx Data-TX data NOT input, internally AC coupled with 100ohm terminated
    20GNDTNAGroundTransmitter Ground

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