Iimpawu: ◊ I-4 imizila ye-MUX / DEMUX yoyilo ◊ I-LAN WDM TOSA / ROSA edibeneyo ukuya kwi-20 km ifikelela kwi-SMF ◊ Inkxaso ye-100GBASE-LR4 yomgca wezinga le-103.125Gbps kunye ne-OTU4 yezinga lomgca we-111.81Gbps ye-Aggs ◊Gbps 1 bandwidth Iziqhagamshelo ze-Duplex LC ◊ Iyahambelana ne-IEEE 802.3-2012 Igatya 88 eliqhelekileyo le-IEEE 802.3bm CAUI-4 chip ukuya kwimodyuli yomgangatho wombane we-ITU-T G.959.1-2012-02 umgangatho · ◊ Eyodwa +3.3V yobonelelo lombane lwedijithali olusebenzayo ◊ imisebenzi ◊ Uluhlu lobushushu 0°C ukuya kwi-70 ° C ◊ i-RoHS Compliant Part ◊ Inkxaso ye-FEC (uLungiso lwe-Error Forward) Izicelo: ◊ Network Area Area (LAN) ◊ Wide Area Network (WAN) ◊ Ukutshintsha kwe-Ethernet kunye nezicelo ze-router Inkcazo: I-JHA-Q28C20 yimodyuli ye-transceiver eyenzelwe 20km izicelo zonxibelelwano lwamehlo. Uyilo luhambelana ne-100GbASE-LR4 ye-IEEE 802.3-2012 Igatya le-88 eliqhelekileyo le-IEEE 802.3bm CAUI-4 chip kwimodyuli yomgangatho wombane we-ITU-T G.959.1-2012-02 umgangatho. Imodyuli iguqula iziteshi ze-4 ze-inputs (ch) ze-25.78 Gbps kwi-27.95Gbps idatha yombane kwii-4 imizila ye-optical signals, kwaye i-multiplexes ibe yitshaneli enye ye-100Gb / s yokuhanjiswa kwe-optical. Umva, kwicala lokufumana, imodyuli i-optically de-multiplexes i-100Gb / s igalelo kwiimpawu zemizila ye-4, kwaye iguqulela kwiindlela ze-4 zokuvelisa idatha yombane. Ubude obuphakathi bemizila ye-4 yi-1296 nm, 1300 nm, 1305 nm kunye ne-1309 nm. Iqulethe i-duplex LC ikhonkco ye-optical interface kunye ne-38-pin ikhonkco yokudibanisa kombane. Ukunciphisa i-optical dispersion kwi-long-haul system, i-fiber ye-mode eyodwa (SMF) kufuneka isetyenziswe kule modyuli. Imveliso yenzelwe ifom yefom, i-optical / electric connection kunye ne-digital diagnostic interface ngokwe-QSFP28 Multi-Source Agreement (MSA). Yenzelwe ukuhlangabezana nezona meko zinzima zokusebenza zangaphandle ezibandakanya ubushushu, ukufuma kunye nokuphazamiseka kwe-EMI. Imodyuli isebenza ukusuka kumbane omnye + 3.3V kunye ne-LVCMOS / LVTTL iimpawu zolawulo lwehlabathi jikelele ezifana neModyuli ekhoyo, ukusetha kwakhona, ukuphazamisa kunye neModi yamandla aphantsi akhoyo kunye neemodyuli. I-2-wire serial interface iyafumaneka ukuze ithumele kwaye ifumane imiqondiso yolawulo entsonkothileyo kunye nokufumana ulwazi lokuxilonga idijithali. Iitshaneli zomntu ngamnye zinokujongwa kwaye amajelo angasetyenziswanga angavalwa ukulungiselela ukuguquguquka okukhulu koyilo. I-JHA-Q28C20 yenzelwe ifom yefom, i-optical / electric connection kunye ne-digital diagnostic interface ngokwe-QSFP28 Multi-Source Agreement (MSA). Yenzelwe ukuhlangabezana nezona meko zinzima zokusebenza zangaphandle ezibandakanya ubushushu, ukufuma kunye nokuphazamiseka kwe-EMI. Imodyuli inikezela ngokusebenza okuphezulu kakhulu kunye nokudityaniswa kweempawu, zifikeleleke nge-interface ye-serial ye-wire-wire. • IiReyithingi eziBalulekileyo zoPhawu lweSimboli uMz. Ubukhulu obuqhelekileyo. Ubushushu beYunithi yoGcino TS -40 +85 °C Unikezelo lweVoltage VCCT, R -0.5 4 V ukufuma okuNxulumene RH 0 85 % • Imeko eCetyisiweyo yokuSebenza: Uphawu lweParameter Min. Ubukhulu obuqhelekileyo. Unit Case yokusebenza Ubushushu TC 0 +70 °C Supply Voltage VCCT, R +3.13 3.3 +3.47 V Unikezelo lwangoku ICC 1100 1500 mA Power Dissipation PD 5 W • Iimpawu zoMbane (TOP = 0 ukuya 70 °C1, VCC 7 ukuya 3. Volts = 3. IParameter yeSimboli Min isiTyhipha esinguMax Iyunithi yeNqaku leNqaku leDatha ngeChaneli nganye - 25.78125 Gbps 27.9525 Ukusetyenziswa koMbane - 3.6 5 W Supply Current Icc 1.1 1.5 A Control I/O Voltage-High VIH 2.0 Vcc V Control I/O Voltage-Low VIL 0 0.37 V Inter-Channel Skew TSK Ps RESETL Ubude bexesha 10 Us I-RESETL De-assert ixesha 100 ms Amandla Ngexesha 100 ms Transmitter I-Single End Output Ukunyamezela i-Voltage 0.3 Vcc V 1 Imowudi eqhelekileyo Ukunyamezela i-Voltage 15 mV Transmit Input Diff Voltage VI 150 1200 mV Transmit Input Diff Impedance 8 Input 1 Impedance 15 Impedance 1 iDatha I-DDJ 0.3 Isamkeli se-UI esiPheleleyo esiSinye soNyamezelo lweVoltage 0.3 4 V Rx Output Diff Voltage Vo 370 600 950 mV Rx Isiphumo sokuKhuphuka nokuwa kweVoltage Tr/Tf 35 ps 1 Iyonke iJitter TJ 0.3 I-Optical ye-UI 0.3 I-Optical mitha% 0. 0 kuye 70 °C, VCC = 3.0 ukuya 3.6 IiVolts) IParameter Isimboli seMin IsiTyhilelo seYunithi yeSiza. Isabelo sobude bobude be-Transmitter L0 1294.53 1295.56 1296.59 nm L1 1299.02 1300.05 1301.09 nm L2 1303.54 1304.58 1305.63 nm3 408 L199. I-1310.19 nm I-Side-mode-Suppression Ratio ye-SMSR 30 - - dB Iyonke i-Avareji ye-Avareji yokuQalisa i-PT -2 - 8.3 dBm i-Avareji yokuQalisa amandla, iNdlela nganye -1 - 4.5 dBm Umahluko kwi-Launch Power phakathi kwazo naziphi iiNdlela ezimbini (OMA) - 6.5 Optical Modulation I-Amplitude, iNdlela nganye OMA -2 I-4.5 dBm Ukuqaliswa kwamandla kwi-OMA thabatha i-Transmitter kunye ne-Dispersion Penalty (TDP), iNdlela nganye -1.8 - dBm TDP, nganye iNdlela TDP 2.2 dB Extinction Ratio ER 4 - - dB Transmitter Eye Mask Definition {X1, X2, X3, Y2, Y2, Y2 Y3} {0.25, 0.4, 0.45, 0.25, 0.28, 0.4} I-Optical Return Loss Tolerance - - 20 dB Umyinge wokuQalisa i-Power OFF Transmitter, i-Lane Poff nganye -30 dBm Relative Intensity Noise Rin -128 dB/HZ 1 Optical Return Damage -Thress Return-Thress THd 3.3 dBm 1 Amandla oMndilili kwiNgeniso yoMmkeli, iNdlela nganye R -11 0 dBm RSSI Ukuchaneka kwe-RSSI -2 2 dB iReflectance Reflectance Rrx -26 dB dB Receiver Power (OMA), iNdlela nganye - - 3.5 dBm LOSD -15d LOSD De-Assert Assert LOSA -25 I-dBm LOS Hysteresis LOSH 0.5 dB Qaphela i-12dB Reflection • I-Digital Monitoring Interface Umsebenzi wokuhlola uxilongo lweDigital uyafumaneka kuzo zonke i-QSFP28 LR4. I-2-wire serial interface ibonelela umsebenzisi ukuba aqhagamshelane nemodyuli. Ubume bememori buboniswa ngokuhamba. Indawo yememori icwangciswe ngezantsi, iphepha elinye, indawo yedilesi ye-128 bytes kunye namaphepha amaninzi esithuba sedilesi ephezulu. Esi sakhiwo sivumela ukufikelela kwangethuba kwiidilesi ezikwiphepha elisezantsi, elifana neFlegi yokuphazamisa kunye neeMonitors. Ixesha elincinci lokungena kwexesha elibalulekileyo, elifana nolwazi lwe-ID ye-serial kunye noseto lwe-threshold, luyafumaneka kunye nomsebenzi wokuKhetha iPhepha. Idilesi ye-interface esetyenzisiweyo yi-A0xh kwaye isetyenziselwa ubukhulu becala idatha ebaluleke kakhulu njengokuphatha ukuphazamiseka ukwenzela ukuba kufundwe ixesha elilodwa kuyo yonke idatha enxulumene nemeko yokuphazamiseka. Emva kokuphazamiseka, i-IntL iqinisekisiwe, umamkeli unokufunda indawo yeflegi ukumisela itshaneli echaphazelekayo kunye nohlobo lweflegi. Iphepha02 nguMsebenzisi we-EEPROM kwaye ifomathi yayo igqitywe ngumsebenzisi. Inkcazo yeenkcukacha zememori ephantsi kunye nephepha00.page03 imemori ephezulu nceda ubone uxwebhu lwe-SFF-8436. • Ixesha lolawulo oluthambileyo kunye neMisebenzi yeSimo seParameter Uphawu lweYunithi yoMakhulu iMiqathango yokuQalisa Ixesha t_init 2000 ms Ixesha ukusuka kumbane kwi1, iplagi eshushu okanye ephumayo yokuSeta kwakhona ide imodyuli isebenze ngokupheleleyo2 Seta kwakhona Init Ixesha le-Assert t_reset_init 2 μs Ukuseta kwakhona kuveliswa ngokuphantsi. inqanaba elide kunelona xesha lincinci lokuseta kwakhona ipulse elikhoyo kwiResetL pin. Uthotho Bus Hardware Ready Ixesha t_serial 2000 ms Ixesha ukusuka kumandla kwi1 ide imodyuli iphendule kugqithiso lwedatha ngaphezulu kwe-2-wire yothotho ibhasi Monitor Data ReadyTime t_data 2000 ms Ixesha ukusuka kumandla kwi1 ukuya kwidatha ayilunganga, bit 0 ye-Byte 2, deassed kunye ne-IntL yaqinisekisa. Seta kwakhona Ixesha le-Assert t_reset 2000 ms Ixesha ukusuka kumda onyukayo kwi-ResetL pin de imodyuli isebenze ngokupheleleyo2 LPMode Assert Time ton_LPMode 100 μs Ixesha ukusuka ekuqinisekiseni kwe-LPMode (Vin:LPMode =Vih) de imodyuli yokusetyenziswa kwamandla ingene kwiNqanaba loMbane elisezantsi IntL Assert Ixesha ton_IntL 200 ms Ixesha ukusuka kwisenzeko semeko de imodyuli ibangele i-IntL I-Vout:IntL = Ixesha le-Vout IntL Deassert toff_IntL 500 μs toff_IntL 500 μs Ixesha ukusuka ecacileyo kwi read3 ukusebenza kweflegi enxulumene kude kube Vout:IntL = Voh. Oku kuquka amaxesha okutyiwa kwesidlo seRx LOS, Tx Fault kunye nezinye iibhithi zeflegi. Rx LOS Assert Ixesha ton_los 100 ms Ixesha ukusuka kwiRx LOS kwimo ukuya kwiRx LOS iseti yesuntswana kunye ne-IntL eqinisekisiweyo yeFlegi ye-Assert Ixesha ton_flag 200 ms Ixesha ukusuka kwisenzeko semeko exhokonxa iflegi ukuya kwiseti yeflegi ehambelanayo kunye ne-IntL yaqinisekisa iMask Assert Ixesha ton_mask 100 ms Ixesha ukusuka kwimaski i-bit set4 ide i-IntL ehambelana nayo ivalwe iMask De-assert Ixesha toff_mask 100 ms Ixesha elisuka kwimaski bit licociwe4 de umsebenzi ohambelana ne-IntlL uqalise kwakhona i-ModSelL Assert Ixesha ton_ModSelL 100 μs Ixesha ukusuka kuqinisekiso lwe-ModSelL ide imodyuli iphendule kugqithiso lwedatha kwi-2-wire serial ibhasi ModSelL Deassert Time toff_ModSel0 Time toff ye I-ModSelL ide imodyuli ingaphenduli kuthumelo lwedatha phezu kwe-2-wire serial bus Power_over-ride orPower-set Assert Time ton_Pdown 100 ms Ixesha ukusuka kwi-P_Down bit set 4 de imodyuli yokusetyenziswa kwamandla ingena kwiNqanaba loMbane eliphantsi Power_over-ride okanye Power-set De -assert Ixesha toff_Pdown 300 ms Ixesha ukusuka kwi-P_Down bit licinyiwe4 de imodyuli isebenze ngokupheleleyo3 Qaphela: 1. Umbane wokuvula uchazwa njengophanyazo xa umbane wonikezelo ufikelela kwaye uhlala ungaphezulu okanye ungaphezulu kwelona xabiso lincinci lichaziweyo. 2. Ukusebenza ngokupheleleyo kuchazwa njenge-IntL eqinisekisiweyo ngenxa yedatha engekakulungeli, bit 0 byte 2 de-asserted. 3. Ilinganiswe ukusuka kumphetho wewotshi ewayo emva kokumiswa kancinci kwentengiselwano yokufunda. 4. Ilinganiswe ukusuka kumphetho wewotshi ewayo emva kokumiswa kancinci kwentengiselwano. • Umzobo weBhloko ye-Transceiver • ISazobe seSabelo se-Pin seBhodi yeSidibaniso samanani ePin yeBhloko kunye neGama • Inkcazo yePin yePin Logic yeSimboli yeGama/Inkcazo yeRef. 1 GND Ground 1 2 CML-I Tx2n Transmitter Inverted Data Input 3 CML-I Tx2p Transmitter Non-Inverted Data output 4 GND Ground 1 5 CML-I Tx4n Transmitter Inverted Data Output 6 CML-I Tx4p Transmitter Non-Inverted Data GND Umgangatho we-1 8 LVTTL-I Imodyuli ye-ModSelL Khetha i-9 LVTTL-I Ukuseta kwakhona iModyuli ye-10 VccRx +3.3V iSamkeli seSibonelelo soMbane 2 11 LVCMOS-I/O SCL 2-Wire uthotho lweClock yeClock 12 LVCMOS-I/O SDA 2-Wire uthotho lweDatha yesiNxulumaniso 13 GND14 Ground 1 I-CML-O Rx3p i-Receiver Inverted Data Output I-15 ye-CML-O i-Rx3n i-Receiver ye-Non-Inverted Data Output 16 GND Ground 1 17 CML-O Rx1p i-Receiver ye-Receiver ye-Inverted Data Output 18 CML-O Rx1n i-Receiver ye-Data engaguqukiyo 19 GND Ground Ground 1 1 20 GND Inverted CND-Inverted Idatha Imveliso ye-22 ye-CML-O i-Rx2p i-Receiver ye-Non-Inverted Data ye-23 GND Ground 1 24 i-CML-O Rx4n i-Receiver ye-Receiver ye-Inverted Data Output 25 CML-O Rx4p i-Receiver ye-Non-Inverted Data Output 26 GND Ground Ground 1 TL-27 LVT I-Module ye-27 ye-LVT I-LVTTL-O IntL iPhazamisa i-29 VccTx + 3.3V iSibonelelo soMbane 2 30 Vcc1 +3.3V Ubonelelo lwaMandla 2 31 LVTTL-I LPMode yeMowudi yaMandla aphantsi 32 GND Ground 1 33 CML-I Tx3p Transmitter Inverted Data Transmitter3 CML Transmitter30 Data Output3 -Inverted Data Imveliso 35 GND Ground 1 36 CML-I Tx1p Transmitter Inverted Data Output 37 CML-I Tx1n Transmitter Non-Inverted Data Output 38 GND Ground 1 Amanqaku: GND luphawu olulodwa kunye nonikezelo (amandla) eqhelekileyo kwiimodyuli zeQSFP28, Zonke ziqhelekile ngaphakathi kwemodyuli ye-QSFP28 kunye nazo zonke ii-voltages zemodyuli zibhekiselele kule nto inokuthi iqatshelwe. Qhagamshela ezi ngqo kwibhodi yomkhosi umqondiso inqwelomoya eqhelekileyo emhlabeni. Imveliso yeLaser ivaliwe kwi-TDIS >2.0V okanye ivuliwe, yenziwe ukuba isebenze kwi-TDIS