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1、Author: Sujing2021.08.05 Optical module is the device which converter cooper signal to optical signal, and vice versa. It is the main device in optical telecommunication. Standard digital optical systemAopticalmodulecombinedby3parts:OSA,electronicdeviceandopticalconnector.光發(fā)射部分由驅(qū)動(dòng)電路、控制電路如光發(fā)射部分由驅(qū)動(dòng)電路、

2、控制電路如APC、ATC)、光源三部分構(gòu)成,具有發(fā)射制止和監(jiān)視輸、光源三部分構(gòu)成,具有發(fā)射制止和監(jiān)視輸出等功能。出等功能。光接納部分主要由光接納部分主要由PIN-TIA前放組件和主放電路前放組件和主放電路兩部分組成,并具有無(wú)光告警兩部分組成,并具有無(wú)光告警(LOS)功能。功能。?lFiber-to-the-x FTTx (FTTx, x = H for home, P for premises, C for curb and N for node or neighborhood) by transmission medium Single mode transceiver Multi mode

3、 transceiver The main contain of fiber is high purity SiO2. And with some other materials with very few quantity, in order to enhance the reflection. Two standard of Multimode fiber is 62.5/125 m and 50/125 m;62.5&50 refers to the diameter of ferrules. 125 refers the diameter with coating.Multim

4、ode fiber only use on less capacity and short distance transmission. When Ferrules diameter is between 510m(9/125), the fiber can only allow one method transmission, so SM fiber not has the problem of Chromatic dispersion, it specially use in higher capacity and long distance transmission. graded in

5、dex multimode fiber step Index multimode fiber SM Fiber Transmitter TransmitterPECL inputlow speedCML inputhigh speedLaser modulatorTemp compensation electricity circuit Data inputLaserLaser driver and APC Electricity circuit VccDDMMonitory input/output ReceiverLPFRestriction amplifierSignal electri

6、city circuit PDData outputDDMPECLbufferFirst putbuffer By package: 1X9、SFF、GBIC、SFP、SFP+、XFP、X2、XENPAK、PON. SFP-Small Form Factor Pluggable, also named mini-GBIC. The advantage of SFP is hot pluggable, small size, a n d m e t a l c a s i n g . Plastic casing, 9 PIN on the bottom, mainly use on the p

7、roduction of Media converter and VDO multiplexor.SmallFormFactor,metalcasing,2x5or2x10PINonthebottom,mainlyuseonSDH,SONET,fastEthernetandFiberChannel.GigabitInterfaceConverter,metalcasing,mainlyuseonGigabitEthernetswitch,hotpluggable.10 Gigabit Small Form Factor Pluggable,Metal casing, hot pluggable

8、, applicants in 10G optical t e l e c o m m u n i c a t i o n .X2, Metal casing, hot pluggable. 10G Ethernet.XENPAK: Metal casing, hot pl uggabl e, 10 G E t h e r n e t . PON-passive optical network. There are EPON and GPON;EPON based on IEEE802.3ah,GPON based on ITU-TG.984. So far EPON is mature an

9、d GPON is still in developing, (GEPON is EPON)ONUOLT ONU is optical net unit, is end user device, OLT is optical line terminal, is bureau unit.GPON:GigabitPON;EPON:EthernetPONGE-PON:GigabitEthernetPONPONApplicationPON:PassiveOpticalNetworksAPON:ATMPON;BPON:BroadbandPON;SFPXFP By optical port. Dual f

10、iber SFP,BIDI SFP, Copper SFPlDual LC connectorlEach fiber need both on TX and RXlMost popular.lSingle LC or SC connectorlSave fiberlTX and RX has two different wavelength (usually 1310/1550 and 1550/1310)lMust be pairs(1550Tx/1310Rx&l 1310Tx/1550Rx)lSingle RJ45 portslUTP Cable transmission. By

11、DDM With DDM Without DDMDDM=Digital Diagnostic Monitoring DDM SFP and No DDM SFP are same looking from interface. Only differ in internal electricity circuits.DDMTX side:LED、VCSEL、FP、DFB、 CWDM、DWDM,EML.DMLRX side:PIN-TIA、APDTOSAApplicationApplicationData baseData basewavelengthLaserLaserOptical Opti

12、cal portportPINPINSDH/SONET155M622M1.244G2.488G850nmVCSELLC/SCMale/FemalMale/Femal1310nmFP/DFB1550nmGBE1.0625G850nmVCSEL1310nmFP/DFB1550nmFC1.0625/2.125G850nmVCSEL1310nmFP/DFB1550nmCWDM155M2.67G12701610nmFP/DFBDWDM155M2.67G1563.05 1528.77nmDFB10G (SDH, Ethernet, FC shared)9.95310.709G850nmVCSEL1310n

13、mFP/DFB1550nml(VCSEL: Vertical Cavity Surface Emitting Laser):850nm, Short Reachl(FP :Fabry-Perot)Laser:1310nm,Intermediate Reachl(DFB :Distributed Feedback ) Laser:1310nm and 1550nm,Long ReachROSAApplicationApplicationDatabaseDatabaseWavelengthWavelengthChipChipFiber portFiber portPINPINSDH/SONET15

14、5M622M1.244G2.488G850nmGaAs For 850nm InGaAs For 1310/1550PIN-TIAFor Short DistanceAPD-TIAFor Long Distance LC/SC4pin For PIN-TIA5pins For APD-TIA1310nm1550nmGBE1.0625G850nm1310nm1550nmFC1.0625/2.125G850nm1310nm1550nmCWDM155M2.67G12701610nmDWDM155M2.67G1563.05 1528.77nm10G (SDH, Ethernet, FC shared)

15、9.95310.709G850nm1310nm1550nml(PIN:“ p - type-intrinsic- “n-type ):Cheaper and Easierl(APD:Avalanche Photo Diode): More sensitive 耦合LCSCFCSTLC-LCSC-SCPluggablePigtailsMSA-多源協(xié)議多源協(xié)議-指定電接口和機(jī)械接口的指定電接口和機(jī)械接口的定義定義lGBIC MSA (SFF-8053 Rev 5.5)l SFF MSAl SFP MSAl SFF-8472 Rev 9.3 (Digital Diagnostic)l XFP MSA

16、 (SFF-8077i Rev4.0)l XENPAK MSAl 300-PIN MSA (Edition 4)指定電接口和機(jī)械接口的定義指定電接口和機(jī)械接口的定義GigabitEthernetprotocol-definiteopticalportl IEEE 802.3-2002(General)l IEEE 802.3ah (E-PON)l IEEE 802.3ab (10/100/1000Base-T)l IEEE 802.3ae (10GE)lITU-T G.957 (STM-1,STM-4,STM-16 SDHloptical interface)l ITU-T G.958 (SD

17、H system basic, includingljitter requirement)l ITU-T G.691 (10G SDH, STM-64)l ITU-T G.959 (OTN)l Telcodia GR-253 (SONET:SYNCHRONOUSlOptical Networks)l ITU-T G.983.x (APON and BPON)l ITU-T G.984.x (GPON)l IEEE 802.3ah D3.1(EPON)l ITU-T G.691(10G SDH)l ITU-T G.959.1 (Optical transport network-OTN)l IE

18、EE 802.3ae-2002 (10G Ethernet)l 10GFC Rev 3.5 (10G Fiber Channel)A P-X XX X X X-X X X X XXATOPProduct CategoriesS-SFPB-BIDIG-GBICX-XFPF-SFFSC-SFP CWDMSD-SFP-DWDMEU-GEPON ONUET-GEPOM OLTGU-GPOM ONUGTGPOM-OLTGCGBIC CWDMGDGBIC DWDMTR 1X9 Dual fiberTB 1x9 BIDITX-1X9 TransmitRx1x9 ReceiveX2-x2XE-XENPARKO

19、perating Wavelength311310nm55-1550nm85850nm471470nm49-1490nm511510nm531530nm571570nm591590nm611561nm53T1550/R1310nm35T 1310/R1550nm43T1490/R1310nm34T1310/R1490nmDate Rate01155M06 622M121.25G252.5G2121.125G424.25G1X10GLaser Type1FP/PIN2DFB/PIN3VCSEL4DFB/APD5CWDM/PIN6CWDM/APD7DWDM8EML/PIN9EML/APDOpera

20、ting Voltage33.3V55V43.3Vand 5V61.8V 3.3V and 5VOperating temperatureC070I40+85Dwith DDMNothingwithout DDMFiber PortLLCSSCFFCTSTDistance1010km2020km4040km60-60km8080km120120kmMMultimodeItemItemWavelengthWavelengthDistance (km)Distance (km)Part NumberPart Number備注備注XFP8508500.30.3AP-X851X3-3CDLMAP-X8

21、51X3-3CDLM131013101010AP-X311X2-3CDL10AP-X311X2-3CDL10155015504040AP-X551X8-4CDL40AP-X551X8-4CDL40155015508080AP-X551X9-4CDL80AP-X551X9-4CDL80DWDMDWDM4040AP-XAP-X* * *1X7-4CDL401X7-4CDL408080AP-XAP-X* * *1X7-4CDL801X7-4CDL80X28508500.30.3AP-X2851X3-4CSMAP-X2851X3-4CSM131013101010AP-X2311X2-4CS10AP-X

22、2311X2-4CS10155015504040AP-X2551X8-4CS40AP-X2551X8-4CS40155015508080AP-X2551X9-4CS80AP-X2551X9-4CS80DWDMDWDM4040AP-X2AP-X2* * *1X7-4CS401X7-4CS408080AP-X2AP-X2* * *1X7-4CS801X7-4CS80XENPAK8508500.30.3AP-XE851X3-4CSMAP-XE851X3-4CSM131013101010AP-XE311X2-4CS10AP-XE311X2-4CS10155015504040AP-XE551X8-4CS40AP-XE551X8-4CS40155015508080AP-XE551X9-4CS80AP-XE551X9-4CS80DWDM

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