I-wholesale yaseTshayina i-Ethernet Sfp28 25g Aoc Fiber Active Optical Cable Om3 - 100-4 * 25G Icabel esebenzayo ye-optical (QSFP28-4 * SFP28) JHA-QSFP28-4SFP28-100G-AOC - JHA
I-wholesale yaseTshayina i-Ethernet Sfp28 25g Aoc Fiber Active Optical Cable Om3 - 100-4 * 25G Ikhebula esebenzayo ye-optical (QSFP28-4 * SFP28) JHA-QSFP28-4SFP28-100G-AOC - JHA Iinkcukacha:
Iimbonakalo
◊ Inkxaso ye-4x25GBASE-SR isicelo
◊ Iyahambelana ne-QSFP28 MSA SFF-8636 kunye ne-SFP28 MSA SFF-8431 kunye ne-SFF- 8472
◊ Iireyithi ezininzi ukuya kuthi ga kwi-25.78125Gbps ngomzila ngamnye
◊ Umgama wothumelo ukuya kuthi ga kwi-50m
◊ +3.3V unikezelo lwamandla olunye
◊ Ukusetyenziswa kwamandla okuphantsi
◊ iintambo zesatifikethi ze-UL (ukhetho)
◊ Iqondo lobushushu elisebenzayo loRhwebo: 0 °C ukuya +70 °C
◊ RoHS iyahambelana
Usetyenziso
◊ 4x25Gbe-SR
◊ Amanye amakhonkco okukhanya
Inkcazo:
IiReyithingi eziphezulu ezipheleleyo
Itheyibhile1- Absolute Maximum Ratings
Ipharamitha | Uphawu | Min. | Isiqhelo | Max. | Iyunithi | Amanqaku |
Supply Voltage | Vcc3 | -0.5 | - | +3,6 | V |
|
Ubushushu boGcino | Ts | -10 | - | +70 | °C |
|
Ukufuma okuSebenzayo | RH | +5 | - | +85 | % | 1 |
Qaphela: 1 Akukho ukujiya
IiMeko zokuSebenza eziCetyisiweyo
Itheyibhile2- IiMeko zokusebenza ezicetyiswayo
Ipharamitha | Uphawu | Min. | Isiqhelo | Max. | Iyunithi | Amanqaku |
Ubushushu bokusebenza | TC | 0 | - | +70 | °C | |
Ubonelelo lwaMandla ombane | Vcc | 3.14 | 3.3 | 3.47 | V | |
Ukuchithwa kwamandla kwi-QSFP28 nganye | Pd | - | - | 2.5 | IN | |
Ukuchithwa kwamandla kwi-SFP28 nganye | Pd | - | - | 1.0 | IN | 1 |
Imilinganiselo yeBit ngeNdlela nganye | BR | 10.3125 | 25.78125 | - | Gbps |
Phawula: 1 Per Indawo yokukhwelela
Iimpawu zoMbane
Itheyibhile3- Iimpawu zoMbane ze-QSFP28
Ipharamitha | Uphawu | Min. | Uhlobo. | Max. | Iiyunithi | Amanqaku | |
ModSelL | Imodyuli Khetha | UMQULU | 0 | - | 0.8 | V | |
Imodyuli Sukukhetha | VOH | 2.5 | - | VCC | V | ||
LPMode | Imowudi yaMandla aphantsi | INTANDO | 0 | - | 0.8 | V | |
Ukusebenza okuqhelekileyo | HIV | 2.5 | - | VCC+0.3 | V | ||
Seta ngokutshaL | Lungisa kwakhona | INTANDO | 0 | - | 0.8 | V | |
Ukusebenza okuqhelekileyo | HIV | 2.5 | - | VCC+0.3 | V | ||
ModPrsL | Ukusebenza okuqhelekileyo | UMQULU | 0 | - | 0.4 | V | |
IntL | Ukuphazamisa | UMQULU | 0 | - | 0.4 | V | |
Ukusebenza okuqhelekileyo | VoH | 2.4 | - | VCC | V | ||
Iimpawu zesiThuthi soMbane | |||||||
Umahluko weInput Swing yoMhla | Ndiyeza, PP | 200 | - | 1600 | mV | ||
Imveliso Umahluko Impedans | ISIvakalisi | 90 | 100 | 110 | Owu | ||
Iimpawu zoMfumani woMbane | |||||||
IDifferential Data Output Swing | Vout | 200 | - | 800 | mVPP | ||
Isantya sempazamo encinci | IBER | E-12 | 1 | ||||
I-Input Differential Imedance | KUNYED | 90 | 100 | 110 | Owu |
Phawula: 1 PRBS2^31-1@25.78125Gbps
Itheyibhile4- Iimpawu zoMbane ze-SFP28
Ipharamitha | Uphawu | Min. | Uhlobo. | Max. | Iiyunithi | Amanqaku | ||||
Iimpawu zesiThuthi soMbane | ||||||||||
I-Differential Data Input Swing | Ndiyeza, PP | 200 | - | 1600 | mVPP | |||||
I-Input Differential Imedance | ISIvakalisi | 90 | 100 | 110 | Owu | |||||
Tx_Fault | Ukusebenza okuqhelekileyo | UMQULU | 0 | - | 0.8 | V | ||||
Impazamo yoThunyelo | VOH | 2.0 | - | VCC | V | |||||
Tx_Khubaza | Ukusebenza okuqhelekileyo | INTANDO | 0 | - | 0.8 | V | ||||
Laser Khubaza | HIV | 2.0 | - | VCC+0.3 | V | |||||
Iimpawu zoMfumani woMbane | ||||||||||
Isiphumo soMhla owahlukileyo | Vout | 400 | - | 800 | mV | |||||
Isantya sempazamo encinci | IBER | - | - | E-12 | - | |||||
Imveliso Umahluko Impedans | KUNYED | 90 | 100 | 110 | Owu | |||||
Rx_LOS | Ukusebenza okuqhelekileyo | UMQULU | 0 | - | 0.8 | V | ||||
Lahla uMqondiso | VoH | 2.0 | - | VCC | V |
I-pin ilungiselelo
Umzobo 1, iPin View yeQSFP28
Itheyibhile5-Pin Function Definitions for QSFP28
Iphini | Uphawu | Igama/Inkcazelo | Amanqaku |
1 | GND | Umhlaba | 1 |
2 | Tx2n | Ungeniso lweDatha eGuquliweyo yoThutho | |
3 | Tx2 p | UNgeniso lweDatha engaGuqulwanga yiTransmitter | |
4 | GND | Umhlaba | 1 |
5 | Tx4n | Ungeniso lweDatha eGuquliweyo yoThutho | |
6 | Tx4p | UNgeniso lweDatha engaGuqulwanga yiTransmitter | |
7 | GND | Umhlaba | 1 |
8 | ModSelL | Imodyuli Khetha | |
9 | Seta ngokutshaL | Ukuseta kwakhona imodyuli | |
10 | Vcc Rx | +3.3V isiXhobo soMbane soMbane | |
11 | I-SCL | Iiwotshi ezi-2 ze-serial interface | |
12 | SDA | Idatha ye-2-wire serial interface | |
13 | GND | Umhlaba | 1 |
14 | Rx3p | Isamkeli sesiphumo seDatha engaguqukisiweyo | |
15 | Rx3n | Isiphumo seDatha esiGuquliweyo somamkeli | |
16 | GND | Umhlaba | 1 |
17 | Rx1p | Isamkeli sesiphumo seDatha engaguqukisiweyo | |
18 | Rx1n | Isiphumo seDatha esiGuquliweyo somamkeli | |
19 | GND | Umhlaba | 1 |
20 | GND | Umhlaba | 1 |
amashumi amabini ananye | Rx2n | Isiphumo seDatha esiGuquliweyo somamkeli | |
amashumi anambini | Rx2p | Isamkeli sesiphumo seDatha engaguqukisiweyo | |
amashumi amabini anantathu | GND | Umhlaba | 1 |
amashumi amabini anesine | Rx4n | Isiphumo seDatha esiGuquliweyo somamkeli |
Iphini | Uphawu | Igama/Inkcazelo | Amanqaku |
25 | Rx4p | Isamkeli sesiphumo seDatha engaguqukisiweyo | |
26 | GND | Umhlaba | 1 |
27 | ModPrsL | Imodyuli ekhoyo | |
28 | IntL | Ukuphazamisa | |
29 | Vcc Tx | + 3.3V Umthumeli wobonelelo lwamandla | |
30 | Vcc1 | +3.3V Ubonelelo lwamandla | |
31 | LPMode | Imowudi yaMandla aphantsi | |
32 | GND | Umhlaba | 1 |
33 | Tx 3 p | UNgeniso lweDatha engaGuqulwanga yiTransmitter | |
34 | Tx3n | Ungeniso lweDatha eGuquliweyo yoThutho | |
35 | GND | Umhlaba | 1 |
36 | Tx1p | UNgeniso lweDatha engaGuqulwanga yiTransmitter | |
37 | Tx1n | Ungeniso lweDatha eGuquliweyo yoThutho | |
38 | GND | Umhlaba | 1 |
Qaphela: 1. Umhlaba wesekethe wodwa ngaphakathi kumhlaba we-chassis.
Umzobo 2, iPin View ye-SFP28
Itheyibhile6-Pin Function Definitions
Iphini | Uphawu | Igama/Inkcazelo | Amanqaku |
1 | AMANZI | Imodyuli yokuThutha iGround | 1 |
2 | TX_FAULT | Impazamo yoThutho lweModyuli | 2 |
3 | TX_KHUBAZEKA | I-Transmitter ingasebenzi; Icima imveliso yelaser yokuhambisa | 3 |
4 | SDA | Umgca weDatha woNxibelelwano lwe-2-Ngocingo (MOD-DEF2) | |
5 | I-SCL | Ikloko yoNxibelelwano lweeNcingo ezi-2 (MOD-DEF1) | |
6 | MOD_ABS | Imodyuli engekhoyo, eqhagamshelwe kwi-VEET okanye VEER kwimodyuli | 2 |
7 | RS0 | Ireyithi Khetha 0, ngokuzikhethela ulawula imodyuli ye-SFP+ umamkeli | 4 |
8 | RX_LOS | ULahleko loMamkeli weSalathiso (Kwi-FC echongwe njenge-Rx_LOS nakwi-Ethernet echongwe NJENGAYISAYIMBONISO yoMqondiso) | 2 |
9 | RS1 | Ireyithi Khetha 1, ngokuzikhethela ulawula i-SFP + imodyuli yokuhambisa | 4 |
Iphini | Uphawu | Igama/Inkcazelo | Amanqaku |
10 | VEER | Imodyuli yoKwamkeli Ground | 1 |
11 | VEER | Imodyuli yoKwamkeli Ground | 1 |
12 | RD- | Isiphumo seDatha esiGuquliweyo somamkeli | |
13 | I-RD+ | Isamkeli sesiphumo seDatha engaguqukisiweyo | |
14 | VEER | Imodyuli yoKwamkeli Ground | 1 |
15 | VCCR | Isamkeli seModyuli 3.3 V Ubonelelo | |
16 | VCCT | IModyuli Transmitter 3.3 V Unikezelo | |
17 | VEET | Imodyuli yokuThutha iGround | 1 |
18 | TD+ | UNgeniso lweDatha engaGuqulwanga yiTransmitter | |
19 | TD- | Ungeniso lweDatha eGuquliweyo yoThutho | |
20 | VEET | Imodyuli yokuThutha iGround | 1 |
Phawula:
- Izikhonkwane zomhlaba wemodyuli zodwa kwimodyuli ityala.
- Izikhonkwane ziya kutsalwa phezulu nge-4.7K-10Kohms ukuya kumbane ophakathi kwe-3.14V kunye ne-3.46V kwi-host ibhodi.
- Isikhonkwane sitsalwa ukuya kwi-VCCT kunye ne-4.7K-10KΩ resistor imodyuli.
- Jonga i-SFF-8472 Rev12.2 Table 10-2.
ISekethe eCetyisiweyo
Umzobo 3, iSekethe yoNxibelelwano olucetyiswayo lweQSFP28
Umzobo we-4, iSekethe yeSibonelelo saMandla eSicebisi seBhodi ye-SFP28
Umzobo5, ISekethe ye-Interface ecetyiswayo ye-SFP28
Inkcazo yokubeka iliso
Umzobo 6, Imephu yeMemori yeQSFP28
Umzobo 7, Imephu yeMemori ye-SFP28
Oomatshini
Iyunithi mm
Umzobo 8, uMzobo woomatshini
Itheyibhile7- Ubude bekhebula
Ubude beCableL1(Iyunithi: m) | Uyanyamezela(Iyunithi: cm) |
≤1.0 | +5/-0 |
1.0<L≤4.5 | +15/-0 |
4.5<L≤14.5 | +30/-0 |
>14.5 | +2%/-0 |
Itheyibhile8- Ubude beCable yoQhakamshelwano
Ubude obupheleleyo L1(Iyunithi: m) | I-Breakout Point Ilinganiswe kwi-SFPL2(Iyunithi: m) |
1 | 0.7 |
2 | 1.4 |
3 | 2 |
≥5 | 3 |
Izilumkiso
Ukuphatha imiGaqo:Esi sixhobo sisesichengeni sokonakala ngenxa ye-electrostatic discharge (ESD).
Indawo engatshintshiyo ekhululekileyo iyacetyiswa kakhulu. Landela izikhokelo ngokweenkqubo ezifanelekileyo ze-ESD.
Ukhuseleko lweLaser:Imitha ekhutshwa zizixhobo zelaser inokuba yingozi emehlweni abantu. Kuphephe ukuvezwa kwamehlo kwimitha ethe ngqo okanye engathanga ngqo.
Imifanekiso yeenkcukacha zemveliso:
IsiKhokelo seMveliso esiNxulumeneyo:
Ukuqhubela phambili ukuphucula ubuchule bolawulo ngenxa yomthetho wakho wokunyaniseka, ukholo olukhulu kunye nomgangatho ophezulu zisisiseko sophuhliso lwenkampani, sithatha ngokubanzi isiseko sorhwebo olufanayo kumazwe ngamazwe, kwaye ngokuqhubekayo sakha intengiso entsha ukuhlangabezana neemfuno zabathengi baseTshayina. Ihoseyile ye-Ethernet Sfp28 25g Aoc Ifayibha esebenzayo iCable ye-Optical Om3 - 100-4 * 25G Ikhebhuli ebonakalayo esebenzayo (QSFP28-4 * SFP28) JHA-QSFP28-4SFP28-100G-AOC - JHA , Imveliso iya kubonelela kuwo wonke umhlaba, njenge: Sheffield, Seattle, Leicester, Abasebenzi bethu babambelela kwi-Integrity-based and Interactive Development. umoya, kunye nemigaqo yomgangatho ophezulu ngeNkonzo eGqwesileyo. Ngokweemfuno zomthengi ngamnye, sibonelela ngeenkonzo ezilungiselelweyo kunye nezomntu ngamnye ukunceda abathengi bafezekise iinjongo zabo ngempumelelo. Wamkelekile abathengi abasuka ekhaya nakwamanye amazwe ukuba bafowunele kwaye babuze!
NguGrace ovela eSomalia - 2018.07.12 12:19
Ishishini linemali eyomeleleyo kunye namandla okukhuphisana, imveliso yanele, inokuthenjwa, ngoko ke asinaxhala malunga nokusebenzisana nabo.
NguIris waseLondon - 2017.04.18 16:45