Imodyuli ye-QSFP28 optical inokuthiwa sisizukulwana esitsha semodyuli ye-optical, ethandwa ngabavelisi abaninzi ngenxa yeenzuzo zayo ezifana nobukhulu obuncinci, uxinano oluphezulu lwezibuko, kunye nokusetyenziswa kwamandla aphantsi. Ngoko ke, zeziphi iintlobo zeemodyuli ze-QSFP8 optical ezikhoyo?
Imodyuli ye-QSFP28 optical ikwaziwa ngokuba yi-100G optical module. Yinxalenye ebalulekileyo yenethiwekhi ye-100G. Isetyenziswa kakhulu kwizicelo ze-100G Ethernet kunye ne-EDR InfiniBand. Isebenzisa iindlela ezine zokudlulisela i-25Gbit/s ukuhambisa idatha.
Oku kulandelayo kukwazisa ngeentlobo zeemodyuli ze-QSFP28 optical:
1: Imodyuli ye-QSFP28SR4 yokujonga
Imodyuli ye-optical ye-QSFP28SR4 ikwaziwa ngokuba yi-100GBASE-SR4QSFP28 optical module. Ekubeni uninzi lwamaziko edatha lusebenzisa i-multi-mode optical fiber, i-IEEE iphuhlise umgangatho we-100GQSFP28 optical module exhasa ngokukodwa usetyenziso lwe-multi-mode optical fiber optical umgama omfutshane: 100GBASE-SR4. Imodyuli ye-optical ye-QSFP28SR4 isebenzisa i-interface ye-MTP (ii-cores ezi-8), umgama wokudluliselwa xa usetyenziswa ne-OM3 multimode fiber yi-70m, kwaye umgama wokudluliselwa xa usetyenziswa ne-OM4 multimode fiber yi-100m, ifanelekile kukudluliselwa komgama omfutshane, imodyuli ye-optical ye-QSFP28SR4 ikwi-parallel 100G Imodyuli ye-optical ineengenelo zoxinano oluphezulu lwezibuko kunye nexabiso eliphantsi.
Iimpawu zemveliso zezi zilandelayo:
(Imodyuli yokukhanya ye-100GQSFP28SR4100m)
Imodyuli ye-transceiver epheleleyo ye-duplex eneziteshi ezi-4
Izinga lokudlulisela ukuya kuthi ga kwi-26Gbps ngetshaneli nganye
Inkxaso ye-40GE kunye ne-56GEFDR amazinga amabini
Uluhlu lwe-VCSEL oluneziteshi ezi-4 ze-850nm
Uluhlu lwe-photodetector yePIN yeziteshi ezi-4
Isakhelo se-CDR esakhelwe ngaphakathi kwi-receiver kunye ne-transmitter
Inkxaso ye-CDR bypass
Ukusetyenziswa kwamandla aphantsi<2.5W
Iphakheji ye-QSFP eshushu etshintshanayo
Umgama ophezulu wokudluliselwa kwe-OM3 multimode fiber (MMF) yi-70m, kwaye i-OM4MMF yi-100m.
Ujongano lwefayibha luyamkela i-MPO enye
Uxilongo lwedijithali olwakhelwe ngaphakathi
Ubushushu bokusebenza 0℃ ~ 70℃
I-voltage yokubonelela nge-3.3v
Dibana neRoHS-6 (engenalo ilothe)
2: Imodyuli ye-QSFP28LR4 yokujonga
Imodyuli ye-QSFP28LR4 ikwabizwa ngokuba yi-100GBASE-LR4QSFP28 optical module. Kwi-100G long-distance transmission, i-IEEE yenze umgangatho we-100GBASE-LR4 kwi-100GQSFP28 optical module. I-QSFP28LR4 optical module ikwasebenzisa ii-fiber channels ezi-4. Umahluko kukuba yazisa itekhnoloji ye-WDM, enokwandisa ubude bee-wavelengths ezahlukeneyo zee-fiber channels ezi-4 zibe yi-optical fiber enye yokudlulisa. Ke ngoko, i-QSFP28LR4 optical module isebenzisa i-duplex LC interface. , umgama wokudlulisa unokufikelela kwi-10km xa usetyenziswa ne-single-mode fiber, ebonelela ngesisombululo semfuno yomgama wokudlulisa okhulayo weendawo zedatha ezinkulu kakhulu.
Iimpawu zemveliso zezi zilandelayo: (100GQSFP28LR44KM optical module)
Imodyuli ye-transceiver epheleleyo ye-.4-channel
Izinga lokudluliselwa kwedatha ngetshaneli nganye yi-26Gbps
I-4x26Gb/s DFB-based WDM 4-channel transmitter yenethiwekhi yesithili
Isitishi sesekethe yomamkeli kunye nothumeli esine-CDR eyakhelwe ngaphakathi
Ukusetyenziswa kwamandla okuphantsi<3.5w
Iphakheji ye-QSFP eshushu etshintshanayo
Umgama wokudlulisela ukuya kuthi ga kwi-4 km kwi-G.652 single-mode fiber
Ujongano lwe-LC oluphindwe kabini
Umsebenzi wokuxilonga wedijithali owakhelwe ngaphakathi
Ubushushu bokusebenza 0°C+70°C
I-voltage yokubonelela nge-3.3v
Dibana neRoHS6 (engenalo ilothe)
3: QSFP28PSM4 imodyuli yokukhanya
Imodyuli ye-optical ye-QSFP28PSM4 ikwaziwa ngokuba yi-100GBASE-PSM4QSFP28 optical module, enesimo se-QSFP esitshintshwayo esishushu, umsebenzi wokuchonga wedijithali owakhelwe ngaphakathi, kwaye ineengenelo zokusetyenziswa kwamandla ngesantya esiphezulu kunye namandla aphantsi. I-100GBASE-PSM4 sisivumelwano semithombo emininzi (MSA), esenzelwe ikakhulu iimodyuli ze-optical ze-100GQSFP28. Imodyuli ye-optical ye-QSFP28PSM4 isetyenziswa kakhulu kwizicelo zothumelo oluphakathi nolude. Yamkela ujongano lwe-MTP. Xa isetyenziswa ne-fiber ye-optical ye-single-mode multi-core, umgama wothumelo unokufikelela kwi-500m, kwaye ineefiber ze-optical ezisibhozo, kwaye izinga ledatha ye-fiber nganye ye-optical yi-25Gbps.
Iimpawu zemveliso zezi zilandelayo: (100GQSFP28PSM42km optical module)
Imodyuli ye-transceiver ye-fiber optic egcwele iitshaneli ezi-4
Izinga lokudluliselwa kwedatha ngetshaneli nganye yi-26Gbps
Iitshaneli ezi-4 eziyi-1310nm
Uluhlu lwesixhobo sokubona ifoto sePIN yeziteshi ze-.4
.Isekethe ye-CDR eyakhelwe ngaphakathi kwireceiver nakwitransmitter
Inkxaso ye-CDR shunt circuitous
Ukusetyenziswa kwamandla okuphantsi<3.5w
Iphakheji ye-QSFP eshushu enokutshintshelwa
.Thumela i-2KM kwifayibha yemowudi enye ye-G.652
Isokhethi yesixhumi se-MPO yemowudi enye (i-APC8 degree)
Umsebenzi wokuchonga wedijithali owakhelwe ngaphakathi
Ubushushu obusebenzayo 0°C+70°C
I-voltage yokubonelela nge-.3.3v
.Meet RoHS6 (ayinalothi)
4: Imodyuli ye-optical ye-QSFP28CWDM4
Imodyuli ye-optical ye-QSFP28CWDM4 ikwaziwa ngokuba yi-100GBASE-CWDM4QSFP28 optical module, esetyenziswa kakhulu kwikhompyutha, kurhwebo oluphezulu nakwezinye iindawo, i-100GBASE-CWDM4 ikwayisivumelwano semithombo emininzi (MSA), imodyuli ye-optical ye-QSFP28CWDM4 ikwazisa itekhnoloji ye-WDM, isebenzisa i-LC duplex Interface, xa isetyenziswa nefayibha yemowudi enye, umgama wokudlulisela unokufikelela kwi-2km.
Iimpawu zemveliso zezi zilandelayo: (100GQSFP28CWDM42KM optical module)
Imodyuli ye-optical epheleleyo ye-.4-channel
Izinga lokudlulisa ukuya kuthi ga kwi-26Gbps ngomzuzwana
I-CWDM esekwe kwi-DFB ye-.4x26Gb/s
Ixesha lokuthumela: Novemba-23-2022