we-QSFP28 optical modules akhona?

I-QSFP28 optical module ingashiwo ukuthi iyisizukulwane esisha semojula ye-optical, ethandwa abakhiqizi abaningi ngenxa yezinzuzo zayo ezifana nobukhulu obuncane, ukuminyana kwechweba eliphezulu, nokusetshenziswa kwamandla okuphansi.Ngakho-ke, yiziphi izinhlobo zamamojula we-QSFP8 optical akhona?
I-QSFP28 optical module yaziwa nangokuthi i-100G optical module.Kuyingxenye ebalulekile yenethiwekhi ye-100G.Isetshenziswa kakhulu ku-100G Ethernet kanye nezinhlelo zokusebenza ze-EDR InfiniBand.Isebenzisa iziteshi ezine zokudlulisela ezingu-25Gbit/s ukudlulisa idatha.
Okulandelayo yisingeniso sezinhlobo zamamojula we-QSFP28 optical:
1: QSFP28SR4 imojula yokubona
I-QSFP28SR4 optical module yaziwa nangokuthi 100GBASE-SR4QSFP28 optical module.Njengoba izikhungo eziningi zedatha zisebenzisa i-multi-mode optical fiber, i-IEEE ithuthukise indinganiso ye-100GQSFP28 module optical esekela ngokukhethekile izinhlelo zokusebenza zokudlulisa ibanga elifushane le-multi-mode fiber optical: 100GBASE-SR4.I-QSFP28SR4 optical module isebenzisa isikhombimsebenzisi se-MTP (ama-cores angu-8), ibanga lokudlulisela lapho lisetshenziswa ne-OM3 multimode fiber liyi-70m, futhi ibanga lokudlulisela lapho lisetshenziswa nge-OM4 multimode fiber liyi-100m, lilungele ukudluliswa kwebanga elifushane, i-QSFP28SR4 module optical ingeye-parallel 100G imojula ye-optical inezinzuzo zokuminyana kwechweba eliphezulu kanye nezindleko eziphansi.

Izici zomkhiqizo zimi kanje:
(100GQSFP28SR4100m optical module)
Imojula ye-transceiver ene-duplex egcwele yesiteshi engu-4
Izinga lokudlulisela lifika ku-26Gbps ngesiteshi ngasinye
Sekela i-40GE kanye ne-56GEFDR amanani amabili
4-isiteshi esingu-850nm VCSEL afanayo
4-iziteshi ze-PIN photodetector uhlu
Isamukeli nesidlulisi sesekethe ye-CDR eyakhelwe ngaphakathi
Sekela i-CDR yokudlula
Ukusetshenziswa kwamandla okuphansi<2.5W
Iphakheji ye-QSFP eshintshwayo
Ibanga eliphezulu lokudlulisa le-OM3 multimode fiber (MMF) lingama-70m, kanti i-OM4MMF yi-100m
I-Fiber interface yamukela i-MPO eyodwa
Ukuxilongwa kwedijithali okwakhelwe ngaphakathi
Izinga lokushisa lokusebenza 0℃~70℃
I-voltage yokunikezela ye-3.3v
Hlangana ne-RoHS-6 (ngaphandle kokuhola)

2: QSFP28LR4 imojula yokubona
I-QSFP28LR4 optical module ibizwa nangokuthi i-100GBASE-LR4QSFP28 optical module.Ngokudluliselwa kwebanga elide kwe-100G, i-IEEE yenze i-100GBASE-LR4 indinganiso ye-100GQSFP28 module optical.I-QSFP28LR4 optical module nayo isebenzisa iziteshi ze-fiber ezi-4.Umehluko ukuthi wethula ubuchwepheshe be-WDM, obungakwazi ukuphindaphinda amaza ahlukene eziteshi ze-fiber ze-4 zibe i-fiber optical eyodwa yokudlulisela.Ngakho-ke, imojula ye-QSFP28LR4 optical isebenzisa isikhombimsebenzisi se-LC esiyi-duplex., ibanga lokudlulisela lingafinyelela ku-10km uma lisetshenziswa nge-fiber yemodi eyodwa, ehlinzeka ngesixazululo sesidingo esikhulayo sebanga lokudlulisela lezikhungo zedatha ezinkulu kakhulu.

Izici zomkhiqizo zimi kanje: (100GQSFP28LR44KM optical module)
.4-isiteshi esigcwele i-duplex transceiver module
Izinga ledatha yokudlulisela ngesiteshi ngasinye ngu-26Gbps
I-4x26Gb/s DFB-based WDM 4-channel transmitter yenethiwekhi yendawo yedolobha elikhulu
Isamukeli nesiteshi sesifunda sesifunda esine-CDR eyakhelwe ngaphakathi
Ukusetshenziswa kwamandla okuphansi<3.5w
Iphakheji ye-QSFP eshintshwayo eshisayo
Ibanga lokudlulisela lifika ku-4 km ku-G.652 ye-fibre yemodi eyodwa
I-Double LC optical interface
Umsebenzi owakhelwe ngaphakathi wokuxilonga wedijithali
Izinga lokushisa lokusebenza 0°C+70°C
I-voltage yokunikezela ye-3.3v
Hlangana ne-RoHS6 (ngaphandle kokuhola)

3: QSFP28PSM4 imojuli yokubona
I-QSFP28PSM4 optical module yaziwa nangokuthi 100GBASE-PSM4QSFP28 optical module, enomumo we-QSFP oshisayo oshintshwayo, umsebenzi wokuxilonga wedijithali owakhelwe ngaphakathi, futhi unezinzuzo zejubane eliphezulu nokusetshenziswa kwamandla aphansi.I-100GBASE-PSM4 iyisivumelwano semithombo eminingi (MSA), esakhelwe ngokuyinhloko amamojula we-optical 100GQSFP28.I-QSFP28PSM4 optical module isetshenziselwa ikakhulukazi izinhlelo zokusebenza zokudlulisa amabanga aphakathi nendawo.Yamukela i-MTP interface.Uma isetshenziswa nge-multi-core optical fiber yemodi eyodwa, ibanga lokudlulisela lingafinyelela ku-500m, futhi linemicu ye-optical eyisishiyagalombili, futhi izinga ledatha ye-optical fiber ngayinye ngu-25Gbps.

Izici zomkhiqizo zimi kanje: (100GQSFP28PSM42km optical module)
4-channel full-duplex fiber optic transceiver module
Izinga ledatha yokudlulisela ngesiteshi ngasinye ngu-26Gbps
4 iziteshi 1310nm
.4-isiteshi se-PIN yesithwebuli sokuthwebula izithombe
.Isekhethi eyakhelwe ngaphakathi ye-CDR kumamukeli nakuma-transmitter
.Sekela i-CDR shunt ejikelezayo
.Ukusetshenziswa kwamandla okuphansi<3.5w
.Iphakheji ye-QSFP eshintshwayo
.Dlulisa i-2KM ku-G.652 i-fiber yemodi eyodwa
.Isokhethi yesixhumi se-MPO yemodi eyodwa (APC8 degree).
.Umsebenzi wokuxilonga owakhelwe ngaphakathi wedijithali
.Izinga lokushisa lokusebenza 0°C+70°C
.3.3v ugesi wokunikezela
.Hlangana ne-RoHS6 (ngaphandle kokuhola)
4: QSFP28CWDM4 imojula yokubona
I-QSFP28CWDM4 optical module yaziwa nangokuthi i-100GBASE-CWDM4QSFP28 optical module, ikakhulukazi esetshenziswa kukhompyutha, ukuhweba okunemvamisa ephezulu kanye neminye imikhakha, i-100GBASE-CWDM4 iyisivumelwano semithombo eminingi (MSA), QSFP28CWDM4 optical module futhi yethula ubuchwepheshe be-WLCDM. I-duplex Interface, uma isetshenziswa ne-fiber yemodi eyodwa, ibanga lokudlulisela lingafinyelela ku-2km.

Izici zomkhiqizo zimi kanje: (100GQSFP28CWDM42KM optical module)
.4-isiteshi esigcwele i-duplex optical module
.Izinga lokudlulisela lifika ku-26Gbps ngomzuzwana
.4x26Gb/s i-DFB-based CWDM unc