1、Author: Sujing2010.08.05 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 system A optical module combined by 3 parts: A optical module combined by 3 parts: OSA,electronic device
2、 and optical connector.OSA,electronic device and optical connector. 光发射部分由驱动电路、控制电路（如光发射部分由驱动电路、控制电路（如APCAPC、ATC) ATC) 、光源三部分构成，具有发射禁止和监视输、光源三部分构成，具有发射禁止和监视输出等功能。出等功能。 光接收部分主要由光接收部分主要由PIN-TIAPIN-TIA前放组件和主放电前放组件和主放电路两部分组成，并具有无光告警路两部分组成，并具有无光告警(LOS)(LOS)功能。功能。？lFiber-to-the-x （FTTx ） (FTTx, x = H for
3、home, P for premises, C for curb and N for node or neighborhood) by transmission medium Single mode transceiver Multi mode 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 fi
4、ber is 62.5/125 m and 50/125 m；62.5&50 refers to the diameter of ferrules. 125 refers the diameter with coating.Multimode 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
5、has the problem of Chromatic dispersion, it specially use in higher capacity and long distance transmission. graded index multimode fiber step Index multimode fiber SM Fiber Transmitter TransmitterPECL input（low speed）CML input（high speed）Laser modulatorTemp compensation electricity circuit Data inp
6、utLaserLaser driver and APC Electricity circuit VccDDMMonitory input/output ReceiverLPFRestriction amplifierSignal electricity 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 o
7、f SFP is hot pluggable, small size, and metal casing. Plastic casing, 9 PIN on the bottom, mainly use on the production of Media converter and VDO multiplexor.SmallFormFactor,metalcasing,2x5or2x10PINonthebottom,mainlyuseonSDH,SONET,fastEthernetandFiberChannel.GigabitInterfaceConverter,metalcasing,ma
8、inlyuseonGigabitEthernetswitch,hotpluggable.10 Gigabit Small Form Factor Pluggable，Metal casing, hot pluggable, applicants in 10G optical telecommunication.X2, Metal casing, hot pluggable. 10G Ethernet.XENPAK: Metal casing, hot pluggable, 10G Ethernet. PON-passive optical network. There are EPON and
9、 GPON；EPON based on IEEE802.3ah，GPON based on ITU-TG.984. So far EPON is mature and 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:
10、PassiveOpticalNetworksAPON:ATMPON;BPON:BroadbandPON;SFPXFP By optical port. Dual fiber 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 pair
11、s(1550Tx/1310Rx& 1310Tx/1550Rx)lSingle RJ45 portslUTP Cable transmission. By 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、AP
12、DTOSAApplicationApplicationData baseData basewavelengthLaserLaserOptical Optical portportPINPINSDH/SONET155M622M1.244G2.488G850nmVCSELLC/SCMale/FemalMale/Femal1310nmFP/DFB1550nmGBE1.0625G850nmVCSEL1310nmFP/DFB1550nmFC1.0625/2.125G850nmVCSEL1310nmFP/DFB1550nmCWDM155M2.67G12701610nmFP/DFBDWDM155M2.67G
13、1563.05 1528.77nmDFB10G (SDH, Ethernet, FC shared)9.95310.709G850nmVCSEL1310nmFP/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 ReachROSAApplicationApplicationData
14、baseDatabaseWavelengthWavelengthChipChipFiber portFiber portPINPINSDH/SONET155M622M1.244G2.488G850nmGaAs For 850nm InGaAs For 1310/1550PIN-TIAFor Short DistanceAPD-TIAFor Long DistanceLC/SC4pin For PIN-TIA5pins For APD-TIA1310nm1550nmGBE1.0625G850nm1310nm1550nmFC1.0625/2.125G850nm1310nm1550nmCWDM155
15、M2.67G12701610nmDWDM155M2.67G1563.05 1528.77nm10G (SDH, Ethernet, FC shared)9.95310.709G850nm1310nm1550nml(PIN：“ p - type”-intrinsic- “n-type” ):Cheaper and Easierl(APD：Avalanche Photo Diode): More sensitive 耦合LCSCFCSTLC-LCSC-SCPluggablePigtailsMSA-多源协议多源协议-指定电接口和机械接口的定义指定电接口和机械接口的定义lGBIC MSA (SFF-8
16、053 Rev 5.5)l SFF MSAl SFP MSAl SFF-8472 Rev 9.3 (Digital Diagnostic)l XFP MSA (SFF-8077i Rev4.0)l XENPAK MSAl 300-PIN MSA (Edition 4)指定电接口和机械接口的定义指定电接口和机械接口的定义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
17、(10GE)lITU-T G.957 (STM-1,STM-4,STM-16 SDHloptical interface)l ITU-T G.958 (SDH 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(
18、EPON)l ITU-T G.691(10G SDH)l ITU-T G.959.1 (Optical transport network-OTN)l IEEE 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 CWDMGDGBI
19、C DWDMTR 1X9 Dual fiberTB 1x9 BIDITX-1X9 TransmitRx1x9 ReceiveX2-x2XE-XENPARKOperating Wavelength311310nm55-1550nm85850nm471470nm49-1490nm511510nm531530nm571570nm591590nm611561nm53T1550/R1310nm35T 1310/R1550nm43T1490/R1310nm34T1310/R1490nmDate Rate01155M06 622M121.25G252.5G2121.125G424.25G1X10GLaser
20、 Type1FP/PIN2DFB/PIN3VCSEL4DFB/APD5CWDM/PIN6CWDM/APD7DWDM8EML/PIN9EML/APDOperating Voltage33.3V55V43.3Vand 5V61.8V 3.3V and 5VOperating temperatureC070I40+85Dwith DDMNothingwithout DDMFiber PortLLCSSCFFCTSTDistance1010km2020km4040km60-60km8080km120120kmMMultimodeItemItemWavelengthWavelengthDistance
21、(km)Distance (km)Part NumberPart Number备注备注XFP8508500.30.3AP-X851X3-3CDLMAP-X851X3-3CDLM131013101010AP-X311X2-3CDL10AP-X311X2-3CDL10155015504040AP-X551X8-4CDL40AP-X551X8-4CDL40155015508080AP-X551X9-4CDL80AP-X551X9-4CDL80DWDMDWDM4040AP-XAP-X* * *1X7-4CDL401X7-4CDL408080AP-XAP-X* * *1X7-4CDL801X7-4CDL
22、80X28508500.30.3AP-X2851X3-4CSMAP-X2851X3-4CSM131013101010AP-X2311X2-4CS10AP-X2311X2-4CS10155015504040AP-X2551X8-4CS40AP-X2551X8-4CS40155015508080AP-X2551X9-4CS80AP-X2551X9-4CS80DWDMDWDM4040AP-X2AP-X2* * *1X7-4CS401X7-4CS408080AP-X2AP-X2* * *1X7-4CS801X7-4CS80XENPAKSFP+850850131013101550155015501550
23、DWDMDWDM850850131013101550155015501550DWDMDWDM0.30.3101040408080404080800.30.310104040808040408080AP-XE851X3-4CSMAP-XE851X3-4CSMAP-XE311X2-4CS10AP-XE311X2-4CS10AP-XE551X8-4CS40AP-XE551X8-4CS40AP-XE551X9-4CS80AP-XE551X9-4CS80AP-XEAP-XE* * *1X7-4CS401X7-4CS40AP-XEAP-XE* * *1X7-4CS801X7-4CS80AP-S851X3-
24、3CDLMAP-S851X3-3CDLMAP-S311X2-3CDL10AP-S311X2-3CDL10AP-S551X4-4CDL40AP-S551X4-4CDL40研发中研发中研发中研发中 Optical transceivers mainly applicants in the area of Datacom, data transmission, and telecommunication. There are many devices is upgrading from 1x9,SFF,GBIC to SFP Main customer is manufacture of device and ISP.知名厂商知名厂商美国：美国：Finisar、JDSU、飞博创、飞博创日本：日本：Opnext、住友、住友中国：中国：WTD、飞通、飞通全球：全球：ATOPl运营商运营商l需要组建自己网络的大型企业需要组建自己网络的大型企业lSDH STM-1 STM-4 STM-16 STM-64 SONET OC3 OC12 OC48 OC192 155 M 622M 2.5G 10GEthernet SR LR ER ZR UR（应用于（应用于SDH网络设备上）网络设备上） SW LW EW ZW UW (应用于应用于SONET网络设备网络设备上上)
