Ibiranga interface Imigaragarire y'amashanyarazi ijyanye na SFF-8431 ◊ 850nm laser ya VCSEL na PIN ifoto-yerekana length Uburebure ntarengwa bwa metero 70 kuri OM3 MMF na 100m kuri OM4 MMF functions Imikorere yo gupima imibare iraboneka binyuze kuri interineti I2C ◊ Gukoresha ubushyuhe bwubucuruzi Ubucuruzi: 0 ° C kugeza kuri +70 ° C ◊ + 3.3V itanga ingufu imwe consumption Gukoresha ingufu zitarenze 1W ◊ RoHS yujuje ◊ Kurinda ijambo ryibanga kuri porogaramu ya A0h na A2h ◊ 25GBASE-SR Ethernet ◊ Seriveri, guhinduranya, kubika hamwe n’amakarita yakira adapteri Ibisobanuro byerekana amanota ntarengwa Imbonerahamwe1- Ibipimo ntarengwa byerekana ibipimo byerekana ibimenyetso Min. Ibisanzwe. Icyitonderwa Igice Gutanga Umuvuduko Vcc3 -0.5 - +3.6 V Ubushyuhe Ububiko Ts -10 - +70 ° C Gukoresha Ubushuhe RH +5 - +85% 1 Icyitonderwa: 1 Nta kondegene Yasabwe Gukora Ibisabwa Ikimenyetso Min. Ibisanzwe. Inyandiko Zikoresha Ikibazo Ubushyuhe TC 0 - +70 ° C Amashanyarazi Amashanyarazi Vcc 3.14 3.3 3.47 V Amashanyarazi Yubu Icc - - 300 mA Gukwirakwiza Amashanyarazi Pd - - 1.0 W Bit Rate BR 8.5 25.78125 - Gbps Fibre Bend Radius Rb 3 - - cm Imbonerahamwe 2- Basabwe gukora Imikorere Ibiranga amashanyarazi Imbonerahamwe 3- Ibiranga amashanyarazi Ikimenyetso Min. Ubwoko. Icyiza. Units Notes Transmitter Itandukaniro ryamakuru Yinjiza Swing Vin, PP 200 - 1600 mVPP Iyinjiza Itandukaniro Impedance ZIN 90 100 110 Ω Tx_Ibikorwa bisanzwe bisanzwe VOL 0 - 0.8 V Ikwirakwiza Ikosa VOH 2.0 - VCC V Tx_Ibikorwa bisanzwe bisanzwe VIL 0 - 0.8 V Laser Ihagarika VIH 2.0 - VCC + 0.3 V Kwakira Itariki Itandukanye Ibisohoka Vout 400 - 800 mV Ibisohoka Impinduka zinyuranye ZD 90 100 110 Ω Rx_LOS Igikorwa gisanzwe VOL 0 - 0.8 V Gutakaza Ikimenyetso VoH 2.0 - VCC V Ibiranga Optical Ibiranga Imbonerahamwe 4-Optical Ibiranga Parameter Ikimenyetso Ikimenyetso Min Ubwoko bwa Max Icyitonderwa Optical transmitter Ibiranga Bit Rate BR Gbps 8.5 25.78125 - Centre Wavelcngth Range nm 820 850 880 Impuzandengo yo gutangiza imbaragaTx_off Poff dBm - - -45 Gutangiza ingufu za optique P0 dBm -6.0 2.4 1 Ikigereranyo cyo kuzimira ER dB 2 - - Ubugari bwa Spectral (RMS) RMS nm - - 0.65 Ibyakirwa Byakirwa Byakirwa Bitandukanya BR Gbps 8.5 25.78125 Ikosa Rito BER - - E-12 Ibyangiritse imbago DT dBm 3.4 - - Kurenza Ibicuruzwa Byinjiza OpticalPower PIN dBm 2.4 - - 2 Centre Umuhengeri Winshi λc nm 820 - 880 Kwakira Ibyiyumvo Byakoreshejwe Muburyo Bwimbaraga Sen dBm - - -5.2 3 Los Assert LosA dBm -30 - - Los De-Assert LosD dBm - - -13 Los Hystereze LosH dB 0.5 Icyitonderwa: Yashyizwe hamwe muri 50/125 MMF. Yapimwe na PRBS 231-1 icyitegererezo @ 25.78125Gbps.BER = E-12 3. BER = 1x10-12; PRBS231-1@25.78125Gbps. Basabwe Kwakira Ubuyobozi Bwogutanga Amashanyarazi Igicapo 1, Basabwe Kwakira Ubuyobozi Bwamashanyarazi Amashanyarazi Yasabwe Kuzenguruka Imigaragarire Igicapo 2, Basabwe Kuzenguruka Imirongo Yumuzingi Igenamigambi Igishushanyo cya 3, Igipapuro Reba Imbonerahamwe 5-Igikorwa Imikorere Ibisobanuro Pin Ikimenyetso Izina / Ibisobanuro Ingingo 1 VEET Module Ikwirakwiza Impamvu 1 2 TX_FAULT Module Ikwirakwiza Ikosa 2 3 TX_DISABLE Ikwirakwiza; Zimya transmitter ya laser isohoka 3 4 SDA 2-Wire Serial Interface Data Data Line (MOD-DEF2) 5 SCL 2-Wire Serial Interface Isaha (MOD-DEF1) 6 Module ya MOD_ABS idahari, ihujwe na VEET cyangwa VEER muri module 2 7 RS0 Igipimo Hitamo 0, uhitemo ugenzura SFP + module yakira 4 8 RX_LOS yakira Yatakaye Yerekana Ibimenyetso (Muri FC yagenwe nkuko Rx_LOS no muri Ethernet yagenwe nka NTIBISANZWE BIKORESHEJWE) 2 9 RS1 Igipimo Hitamo 1, uhitemo ugenzura SFP + module yoherejwe 4 10 VEER Module yakira Impamvu 1 11 VEER Module yakira Impamvu 1 12 RD- Ikirangantego Ihinduranya Ibisohoka 13 RD + Kwakira Ibidasubirwaho Ibyasohotse 14 VEER Module yakira Impamvu 1 15 Kwakira Module ya VCCR 3.3 V Gutanga 16 VCCT Module yohereza Module 3.3 V Gutanga 17 VEET Module Ikwirakwiza Impamvu 1 18 TD + Ikwirakwiza idahinduwe ryinjiza Ibyinjijwe 19 TD- Ikwirakwiza ryahinduwe ryinjiza amakuru 20 VEET Module Ikwirakwiza Impamvu 1 Icyitonderwa: Amapine yubutaka ya module yatandukanijwe nurubanza rwa module. Amapine agomba gukururwa hamwe na 4.7K-10Kohms kuri voltage iri hagati ya 3.14V na 3.46V kurubaho. Ipine ikururwa kugeza kuri VCCT hamwe na 4.7K-10KΩ irwanya muri module. Reba SFF-8472 Ibyah 12.2 Imbonerahamwe 10-2. Gukurikirana Ibisobanuro Igicapo 4, Ikarita Yibukwa Igishushanyo mbonera Igishushanyo mbonera Imbonerahamwe 5- Uburebure bwa Cable Uburebure bwa Cable Uburebure L （Igice: m） Kwihanganirana （Igice: cm） ≤1.0 + 5 / -0 1.0 ＜ L≤4.5 + 15 / -0 4.5 ＜ L≤ 14.5 + 30 / -0 ＞ 14.5 +2% / - 0 Umuburo Ukemura Icyitonderwa: Iki gikoresho kirashobora kwangirika bitewe na electrostatike gusohora (ESD). Ibidukikije bihagaze neza birasabwa cyane. Kurikiza umurongo ngenderwaho ukurikije uburyo bukwiye bwa ESD. Umutekano wa Laser: Imirasire itangwa nibikoresho bya laser birashobora guteza akaga mumaso yabantu. Irinde guhura n'amaso kumirasire itaziguye cyangwa itaziguye.

Ibiranga: la Inzira 4 MUX / DEMUX design Igizwe na CWDM TOSA / ROSA kugera kuri kilometero 10 kugera kuri SMF ◊ Shyigikira 100GBASE-CWDM4 kumurongo wa 103.125Gbps na OTU4 kumurongo wa 111.81Gbps ◊ Gukusanya umurongo wa 100Gbps ◊ LC ihuza ◊ Ihuza na IEEE 802.3-2012 Ingingo ya 88 isanzwe IEEE 802.3bm chip ya CAUI-4 kugirango ihindure amashanyarazi asanzwe ITU-T G.959.1-2012-02 igipimo · kugeza kuri 70 ° C ◊ RoHS Yujuje Igice Porogaramu: Network Umuyoboro Wibanze (LAN) Network Umuyoboro mugari (WAN) swit Guhindura Ethernet hamwe na porogaramu ya router Ibisobanuro: JHAQ28C10C ni module ya transceiver yagenewe 10km ya optique yo gutumanaho. Igishushanyo cyujuje 100GbASE-LR4 ya IEEE 802.3-2012 Ingingo ya 88 isanzwe IEEE 802.3bm CAUI-4 chip kugirango ihindure amashanyarazi asanzwe ITU-T G.959.1-2012-02. Module ihindura imiyoboro 4 yinjiza (ch) ya 25.78 Gbps kuri 27.95Gbps amakuru yumuriro kumirongo 4 yerekana ibimenyetso bya optique, ikanabigwiza mumurongo umwe kugirango 100Gb / s ikwirakwizwa neza. Ibinyuranye, kuruhande rwabakiriye, module optique de-multiplexes 100Gb / s yinjiza mumirongo 4 yerekana ibimenyetso, ikabihindura mumirongo 4 isohora amakuru yumuriro. Uburebure bwo hagati bwumurongo wa 4 ni 1270 nm, 1290 nm, 1310 nm na 1330 nm. Irimo duplex LC ihuza interineti ya optique hamwe na 38-pin ihuza amashanyarazi. Kugirango ugabanye optique ikwirakwizwa muri sisitemu ndende, fibre imwe-imwe (SMF) igomba gukoreshwa muriyi module. Igicuruzwa cyashizweho hamwe nibintu bifatika, guhuza optique / amashanyarazi hamwe nuburyo bwo kwisuzumisha hifashishijwe sisitemu ya QSFP28 Amasezerano menshi (MSA). Yashizweho kugirango ihuze imikorere ikaze yo hanze irimo ubushyuhe, ubushuhe hamwe na EMI kwivanga. Module ikorera kumurongo umwe + 3.3V itanga amashanyarazi hamwe na LVCMOS / LVTTL ibimenyetso byo kugenzura isi yose nka Module Present, Reset, Interrupt na Power Power Mode irahari hamwe na module. Imigaragarire ya 2-wire irahari yo kohereza no kwakira ibimenyetso byinshi bigenzura no kubona amakuru yo kwisuzumisha. Imiyoboro ya buri muntu irashobora gukemurwa kandi imiyoboro idakoreshwa irashobora gufungwa kugirango igishushanyo mbonera cyoroshye. JHAQ28C10C yateguwe hamwe nibintu bifatika, guhuza optique / amashanyarazi hamwe nuburyo bwo kwisuzumisha hifashishijwe sisitemu ya QSFP28 Amasezerano menshi (MSA). Yashizweho kugirango ihuze imikorere ikaze yo hanze irimo ubushyuhe, ubushuhe hamwe na EMI kwivanga. Module itanga imikorere ihanitse cyane hamwe nibiranga kwishyira hamwe, bigerwaho hifashishijwe ibice bibiri byuruhererekane. • Ibipimo ntarengwa byerekana ibipimo Ikimenyetso Min. Ibisanzwe. Ubushyuhe bwo Kubika Ubushyuhe TS -40 +85 ° C Gutanga Umuvuduko wa VCCT, R -0.5 4 V Ubushuhe bugereranije RH 0 85% • Ibidukikije bisabwa gukora: Ikimenyetso cya Parameter Min. Ibisanzwe. Ikibanza gikora Ubushyuhe TC 0 +70 ° C Isoko ryo gutanga amashanyarazi VCCT, R +3.13 3.3 +3.47 V Isoko rya none ICC 1100 1500 mA Gukwirakwiza amashanyarazi PD 5 W • Ibiranga amashanyarazi (TOP = 0 kugeza 70 ° C, VCC = 3.13 kugeza 3.47 Volts Ikimenyetso Ikimenyetso Min Ubwoko Bwinshi Icyiciro Icyitonderwa Ikigereranyo cyamakuru kuri buri Muyoboro - 25.78125 Gbps 27.9525 Gukoresha ingufu - 2.7 3.5 W Gutanga Ibiriho Icc 0.8 1 Igenzura I / O Umuvuduko-Hejuru VIH 2.0 Vcc V Igenzura I / O Umuvuduko-Mucyo VIL 0 0.7 V Umuyoboro uhuza Skew TSK 35 Ps GUSUBIZA Igihe 10 TUGARUKA Kwemeza igihe 100 ms Imbaraga Mugihe 100 ms Ikwirakwiza Umuyoboro umwe warangiye Umuvuduko wa Tolerance 0.3 Vcc V 1 Uburyo busanzwe Umuvuduko wo kwihanganira 15 mV Kohereza Iyinjiza Diff Voltage VI 150 1200 mV Kohereza Iyinjiza Diff Impedance ZIN 85 100 115 Ibyatanzwe Biterwa Kwinjiza Jitter DDJ 0.3 UI Kwakira UI Impera imwe Yasohoye Ibisohoka Umuvuduko Wumubyigano 0.3 4 V Rx Ibisohoka Diff Voltage Vo 370 600 950 mV Rx Ibisohoka Kuzamuka hamwe na Voltage Yaguye Tr / Tf 35 ps 1 Byose Jitter TJ 0.3 UI Icyitonderwa: 20 ～ 80% • Ibipimo byiza (TOP = 0 kugeza 70 ° C, VCC = 3.0 kugeza kuri 3.6 Volts) Ikimenyetso Ikimenyetso Min Ubwoko Bwinshi Igice Ref. Umukoro wa Transmitter Umuhengeri Umukoro L0 1264.5 1271 1277.5 nm L1 1284.5 1291 1297.5 nm L2 1304.5 1311 1317.5 nm L3 1324.5 1331 1337.5 nm Ikigereranyo cyo guhagarika SMSR 30 - - dB Impuzandengo Yose Gutangiza Imbaraga PT -6 - 6.5 dBm 6 - 2.5 dBm Itandukaniro mugutangiza imbaraga hagati yabiri Umuhanda (OMA) - - 3.5 dB TDP, buri murongo wa TDP 2.2 dB Ikigereranyo cyo kuzimira ER 4 - - dB Ikwirakwiza Amaso ya Mask Ibisobanuro {X1, X2, X3, Y1, Y2, Y3} {0.25, 0.4, 0.45, 0.25, 0.28, 0.4. Urusaku rwinshi Rin -128 dB / HZ 1 Ubworoherane bwo Gutakaza Gutakaza Ubworoherane - - 12 dB Kwakira Kwangirika Kwinjiza Threshold THd 3.3 dBm 1 Impuzandengo Yimpuzandengo Yinjiza, buri murongo R -13.0 0 dBm RSSI Ukuri -2 2 dB Kwakira Ibitekerezo Rrx -26 dB Imbaraga (OMA), buri murongo - - 3.5 dBm LOS De-Assert LOSD -15 dBm LOS Assert LOSA -25 dBm LOS Hystereze LOSH 0.5 dB Icyitonderwa 12dB Kugaragaza • Kugenzura Isuzumabumenyi Imigenzereze ya Digitale Imikorere yo kugenzura iraboneka kuri QSFP28 LR4 yose. Imigaragarire ya 2-wire itanga umukoresha kuvugana na module. Imiterere yibuka irerekanwa mugutemba. Umwanya wo kwibuka utondekanye murwego rwo hasi, urupapuro rumwe, umwanya wa adresse ya 128 bytes hamwe nimpapuro nyinshi zo hejuru. Iyi miterere yemerera kubona aderesi mugihe gikwiye kurupapuro rwo hasi, nka Guhagarika Ibendera na Monitor. Igihe gito gikomeye cyinjira, nkibisobanuro byirangamuntu hamwe nibisobanuro byateganijwe, birahari hamwe nurupapuro ruhitamo imikorere. Imigaragarire ya aderesi ikoreshwa ni A0xh kandi ikoreshwa cyane mugihe cyamakuru yingenzi nko guhagarika ibikorwa kugirango ubashe gukora inshuro imwe-isomwa kumakuru yose ajyanye nikibazo cyo guhagarika. Nyuma yo guhagarika, IntL yemejwe, nyiricyubahiro ashobora gusoma ibendera kugirango amenye umuyoboro wangiritse nubwoko bwibendera. Urupapuro02 ni Umukoresha EEPROM nuburyo bwarwo byemejwe numukoresha. Ibisobanuro birambuye byibuke buke na page00.page03 ububiko bwo hejuru nyamuneka reba inyandiko ya SFF-8436. • Igihe cyo Kugenzura Byoroheje no Kumikorere Imikorere Parameter Ikimenyetso Ikirangantego Igice cyo Gutangiza Igihe t_init 2000 ms Igihe cyo kuva kumashanyarazi kuri1, gucomeka gushyushye cyangwa kuzamuka kumurongo wa Reset kugeza module ikora neza2 Kugarura Init Assert Igihe t_reset_init 2 μs Gusubiramo byakozwe na buke urwego rurerure kurenza igihe gito cyo gusubiramo pulse igaragara kuri pin ya ResetL. Ibyuma bya bisi ya Serial Yiteguye Igihe t_serial 2000 ms Igihe kiva mumashanyarazi kuri1 kugeza module isubiza ihererekanyamakuru ryamakuru hejuru ya bisi ya seri ya bisi ikurikirana Monitor Data ReadyTime t_data 2000 ms Igihe kiva kumashanyarazi kuri1 kugeza kuri data kititeguye, bit 0 ya Byte 2, deasserted na IntL byemejwe Ongera usubize igihe t_kugarura 2000 ms Igihe kiva kumurongo uzamuka kuri resetL pin kugeza module ikora neza2 LPMode Yerekana Igihe ton_LPMode 100 μs Igihe kuva kwemeza LPMode (Vin: LPMode = Vih) kugeza igihe gukoresha ingufu za module byinjiye murwego rwo hasi Imbaraga IntL Yerekana Igihe ton_IntL 200 ms Igihe cyo kuva ibintu byabayeho bitera IntL kugeza Vout: IntL = Vol IntL Deassert Igihe toff_IntL 500 μs toff_IntL 500 μs Igihe cyatangiriye kuri soma3 ibikorwa byibendera bifitanye isano kugeza Vout: IntL = Voh. Ibi birimo deassert ibihe bya Rx LOS, Tx Ikosa nibindi bits. Rx LOS Yerekana Igihe ton_los 100 ms Igihe kiva muri leta ya Rx LOS kugeza kuri Rx LOS biti kandi IntL yemeje ko Ibendera ryerekana igihe ton_flag 200 ms Igihe cyaturutse kumiterere yimiterere itera ibendera kugeza ibendera rya biti kandi IntL yemeje ko Mask Assert Time ton_mask 100 ms Igihe cyo kuva mask bit set4 kugeza bihujwe na IntL kwemeza birabujijwe Mask De-kwemeza Igihe toff_mask 100 ms Igihe cyo kuva mask bitike4 kugeza igihe ibikorwa bya IntlL bizakomeza. ModSelL Yemeza Igihe ton_ModSelL 100 μs Igihe cyo kwemeza ModSelL kugeza module isubiza ihererekanyamakuru ryatanzwe hejuru ya bisi ya seri ya bisi ya ModSelL Deassert Igihe toff_ModSelL 100 μs Igihe cyo kuva muri ModSelL kugeza igihe module ititabira kohereza amakuru kuri seriveri 2-wire bus bus yinjira munsi yingufu Urwego Imbaraga_kugenda-kugendana cyangwa Imbaraga-Gushiraho De-kwemeza Igihe toff_Pdown 300 ms Igihe kuva P_Down bit bitunganijwe4 kugeza module ikora neza3 Icyitonderwa ： 1. Imbaraga kuri zisobanurwa nkigihe mugihe amashanyarazi yatanzwe ageze kandi akaguma hejuru cyangwa hejuru ya agaciro ntarengwa. 2. Imikorere yuzuye isobanurwa nkuko IntL yemejwe kubera amakuru atiteguye bito, bit 0 byte 2 de-yemeje. 3. Gupimwa kugwa kumasaha yisaha nyuma yo guhagarika bito byo gusoma. 4. Gupimirwa kugwa kumasaha nyuma yo guhagarika bito byo kwandika. • Igishushanyo cya Transceiver Igishushanyo • Igenamigambi Igenamigambi rya Host Board Ihuza Guhagarika Pin Numero na Nam • Ibisobanuro Ibisobanuro bya Pin Logic Ikimenyetso Izina / Ibisobanuro Ref. 1 GND Impamvu 1 2 CML-I Tx2n Ikwirakwiza Ihinduranya Amakuru Yinjiza 3 CML-I Tx2p Ikwirakwiza ridahinduka Data yasohotse 4 GND Impamvu 1 5 CML-I Tx4n Ikwirakwiza ryahinduye amakuru Ibisohoka 6 CML-I Tx4p Ikwirakwiza ridahinduka Ibyasohotse 7 GND. Impamvu 1 8 LVTTL-I ModSelL Module Hitamo 9 LVTTL-I Gusubiramo Module Gusubiramo 10 VccRx + 3.3V Kwakira Amashanyarazi 2 11 LVCMOS-I / O SCL 2-Wire Serial Interface Isaha 12 LVCMOS-I / O SDA 2-Wire Serial Interface Data 13 GND Impamvu 1 14 CML-O Rx3p Uwakiriye Guhindura Ibyasohotse Ibisohoka 15 CML-O Rx3n Kwakira Ibidasubirwaho Ibyatanzwe 16 GND Impamvu 1 17 CML-O Rx1p Yakiriye Ibyahinduwe Byasohotse 18 Ibisohoka 18 CML-O Rx1n Kwakira Ibyatanzwe Bidasubirwaho Ibyasohotse 19 GND Impamvu 1 20 GND Impamvu 1 21 CML-O Rx2n yakira Ibisohoka Byatanzwe 22 CML-O Rx2p. Ibisohoka Ibyatanzwe 23 GND Impamvu 1 24 CML-O Rx4n yakira Ibisobanuro Byahinduwe Ibisohoka 25 CML-O Rx4p Kwakira Ibidasubirwaho Ibyasohotse Ibisohoka 26 GND Impamvu 1 27 LVTTL-O ModPrsL Module Yerekana 28 LVTTL-O IntL Guhagarika 29 VccTx + 3.3V Amashanyarazi 2 30 Vcc1 + 3.3V Amashanyarazi 2 31 LVTTL -I LPMode Yuburyo Buke 32 32 GND Impamvu 1 33 CML-I Tx3p Ikwirakwiza Ihinduranya Ibyasohotse Ibisohoka 34 CML-I Tx3n Ikwirakwiza ridahinduka Ibyasohotse Ibisohoka 35 GND Impamvu 1 36 CML-I Tx1p Ikwirakwizwa ryamakuru Yasohotse Ibyasohotse 37 CML-I Tx1n Ikwirakwiza ridahinduka Ibyasohotse 38 GND Impamvu 1 Ingingo: GND nikimenyetso. kuri kimwe no gutanga (imbaraga) zisanzwe kuri QSFP28 module, Byose birasanzwe muri QSFP28 module hamwe na voltage zose zerekanwa kuri ubu bushobozi ubundi byavuzwe. Huza ibi muburyo butaziguye ibimenyetso byindege isanzwe. Gusohora lazeri byahagaritswe kuri TDIS> 2.0V cyangwa gufungura, bishobojwe kuri TDIS