100G QSFP28/4SFP28 Direct Hokela Cable JHA-QSFP28-4SFP28-100G-PCU
Tlhaloso e Akaretsang
QSFP28 passive copper cable kopano e na le lipara tse robeli tse fapaneng tsa koporo, tse fanang ka liteishene tse 'ne tsa phetisetso ea data ka lebelo ho fihla ho 28Gbps ka mocha,' me e kopana le litlhoko tsa 100G Ethernet, 25G Ethernet le InfiniBand Enhanced Data Rate (EDR). ho tloha 26AWG ho ea ho 30AWG-kopano ena ea 100G ea koporo ea koporo e na le tahlehelo e tlaase ea ho kenya le puo e tlaase ea sefapano.
E etselitsoe lits'ebetso setsing sa data, limmaraka tsa marang-rang le tsa mehala tse hlokang lebelo le phahameng, kopano ea cable e tšepahalang, sehlahisoa sena sa moloko o latelang se arolelana sebopeho se ts'oanang sa ho nyalana le QSFP + form factor, e etsang hore e lumellane le likou tsa QSFP tse teng.QSFP28 e ka sebelisoa le Lisebelisoa tsa morao-rao tsa 10G le 14G tse nang le moeli o moholo oa botšepehi.
Likarolo le Melemo
◊ E lumellana le IEEE 802.3bj, IEEE 802.3by le InfiniBand EDR
◊ E ts'ehetsa litefiso tsa data tse kopaneng tsa 100Gbps
◊ Kaho e ntlafalitsoeng ho fokotsa tahlehelo ea ho kenya le lipuo tse fapaneng
◊ Ka morao e tsamaellana le likhokahano le lihokelo tsa QSFP+ tse teng
◊ Moralo oa latch oa ho hula-ho-ea o lokolla
◊ 26AWG ho ea ho 30AWG cable
◊ Ho otloloha le ho qhekella litlhophiso tsa kopano li fumaneha
◊ Meeli ea ho felisoa ha cable braid e ikhethileng e fokotsa mahlaseli a EMI
◊ 'Mapa oa EEPROM o ka tloahelehang bakeng sa ho saena ha cable
◊ RoHS e lumellana
Lisebelisoa tsa Sehlahisoa
◊ Li-switches, li-server le li-routers
◊ Marang-rang a Setsi sa Boitsebiso
◊ Marang-rang a sebaka sa polokelo
◊ Khomphutha ea ts'ebetso e phahameng
◊ Mehala ea puisano le mehala e se nang mohala
◊ Tlhahlobo ea bongaka le marang-rang
◊ Lisebelisoa tsa liteko le litekanyo
Maemo a Indasteri
◊ 100G Ethernet(IEEE 802.3bj)
◊ 25G Ethernet(IEEE 802.3by)
◊ InfiniBand EDR
◊ SFF-8665 QSFP+ 28G 4X plugable Transceiver Solution(QSFP28)
◊ SFF-8402 SFP+ 1X 28Gb/s Tharollo ea Transceiver e Pluggable(SFP28)
Litokomane tsa Theknoloji
◊ 108-32081 QSFP28 Copper Module Direct Attach Cable Assembly
◊ 108-2364 Single Port le Ganged SFP+ Cages,Zsfp+ Single Port and Ganged Cages, le SFP+ Copper Direct Attach Cable Assemblies.
Tlhaloso
Litšobotsi tsa Lebelo le Phahameng:
| Paramethara | Letšoao | Min | E tloaelehileng | Max | Yuniti | Hlokomela | ||
| Phapang ea Impedance | RIN, PP | 90 | 100 | 110 | Ώ | |||
| tahlehelo ea ho kenya | SDD21 | 8 | 22.48 | dB | Ho 12.8906 GHz | |||
| Tahlehelo ea ho Khutlela e fapaneng | SDD11 | 12.45 | Sheba 1 | dB | Ka 0.05 ho 4.1 GHz | |||
| SDD22 | 3.12 |
| Sheba 2 | dB | Ho 4.1 ho isa ho 19 GHz | |||
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| Mokhoa o tloaelehileng oa ho | SCC11 | dB | ||||||
| tloaelehileng-mokhoa | 2 | Ho 0.2 ho isa ho 19 GHz | ||||||
| SCC22 |
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| tahlehelo ea ho khutlisa tlhahiso | ||||||||
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| E fapaneng le mokhoa o tloaelehileng | SCD11 | 12 | Sheba 3 | dB | Ka 0.01 ho 12.89 GHz | |||
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| tahlehelo ea ho khutla | SCD22 | 10.58 | Sheba 4 | Ka 12.89 ho 19 GHz | ||||
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| 10 |
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| Ka 0.01 ho 12.89 GHz |
| Phapang ho Mokhoa o tloaelehileng | SCD21-IL | Sheba 5 | dB | Ka 12.89 ho 15.7 GHz | ||||
| Phetoho Tahleho | ||||||||
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| 6.3 |
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| Ho 15.7 ho isa ho 19 GHz |
| Sebaka sa Ts'ebetso ea Channel | COM | 3 | dB | |||||
Lintlha:
1.Reflection Coefficient e fanoeng ke equation SDD11(dB) <16.5 – 2 × SQRT(f), ka f ho GHz
2.Reflection Coefficient e fanoeng ke equation SDD11(dB) <10.66 – 14 × log10(f/5.5), le f ho GHz
3.Reflection Coefficient e fanoeng ke equation SCD11(dB) <22 – (20/25.78)*f, le f ho GHz
4.Reflection Coefficient e fanoeng ke equation SCD11(dB) <15 – (6/25.78)*f, le f ho GHz
5.Reflection Coefficient e fanoeng ke equation SCD21(dB) <27 – (29/22)*f, le f ho GHz
Pin Litlhaloso
Tlhaloso ea Mosebetsi oa Pin oa SFP28:
| Pin | Maikutlo | Letšoao | Lebitso/Tlhaloso | Lintlha | ||
| 1 | VeeT | Sebaka sa Transmitter | ||||
| 2 | LV-TTL-O | TX_Phoso | N/A | 1 | ||
| 3 | LV-TTL-I | TX_DIS | Transmitter Disable | 2 | ||
| 4 | LV-TTL-I/O | SDA | Tow Wire Serial Data | |||
| 5 | LV-TTL-I | SCL | Tow Wire Serial Clock | |||
| 6 | MOD_DEF0 | Mojule o teng, hokela ho VeeT | ||||
| 7 | LV-TTL-I | RS0 | N/A | 1 | ||
| 8 | LV-TTL-O | TLHOKOMELO | LOS ea Letšoao | 2 | ||
| 9 | LV-TTL-I | RS1 | N/A | 1 | ||
| 10 | VeeR | Reciever Ground | ||||
| 11 | VeeR | Reciever Ground | ||||
| 12 | CML-O | RD- | Reciever Data Inverted | |||
| 13 | CML-O | RD+ | Reciever Data Non-Inverted | |||
| 14 | VeeR | Reciever Ground | ||||
| 15 | VccR | Reciever Supply 3.3V | ||||
| 16 | VccT | Phepelo ea Transmitter 3.3V | ||||
| 17 | VeeT | Sebaka sa Transmitter | ||||
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| 18 | CML-I | TD+ |
| Transmitter Data No-Inverted |
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| 19 | CML_I | TD- |
| Transmitter Data Inverted |
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| 20 |
| VeeT |
| Sebaka sa Transmitter |
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| 1. | Lipontšo ha li tšehetsoe ho SFP+ Copper e huleloeng tlase ho VeeT e nang le 30K ohms resistor | |||||
| 2. | Likopano tsa cable tsa passive ha li tšehetse | LOS le TX_DIS | ||||
QSFP28 Pin Function Definition
| Pin | Maikutlo | Letšoao | Tlhaloso |
| 1 | GND | Fatše | |
| 2 | CML-I | Tx2n | Phetiso e Felletseng ea Boitsebiso |
| 3 | CML-I | Tx2p | Kenyelletso ea data e sa Fetohang ea Transmitter |
| 4 | GND | Fatše | |
| 5 | CML-I | Tx4n | Phetiso e Felletseng ea Boitsebiso |
| 6 | CML-I | Tx4p | Kenyelletso ea data e sa Fetohang ea Transmitter |
| 7 | GND | Fatše | |
| 8 | LVTTL-I | ModSelL | Khetha Mojule |
| 9 | LVTTL-I | KhutlisaL | Reset Module |
| 10 | Vcc Rx | +3.3V Moamoheli oa Phepelo ea Matla | |
| 11 | LVCMOS- | SCL | 2-terata serial segokanyimmediamentsi sa sebolokigolo oache |
| I/O | |||
| 12 | LVCMOS- | SDA | 2-terata serial data data |
| I/O | |||
| 13 | GND | Fatše | |
| 14 | CML-O | Rx3p | Sehlahisoa sa Data se sa Fetohang se Fumanang |
| 15 | CML-O | Rx3n | Sehlahisoa sa Moamoheli sa Inverted Data |
| 16 | GND | Fatše | |
| 17 | CML-O | Rx1p | Sehlahisoa sa Data se sa Fetohang se Fumanang |
| 18 | CML-O | Rx1n | Sehlahisoa sa Moamoheli sa Inverted Data |
| 19 |
| GND | Fatše |
| 20 |
| GND | Fatše |
| 21 | CML-O | Rx2n | Sehlahisoa sa Moamoheli sa Inverted Data |
| 22 | CML-O | Rx2p | Sehlahisoa sa Data se sa Fetohang se Fumanang |
| 23 |
| GND | Fatše |
| 24 | CML-O | Rx4n | Sehlahisoa sa Moamoheli sa Inverted Data |
| 25 | CML-O | Rx4p | Sehlahisoa sa Data se sa Fetohang se Fumanang |
| 26 |
| GND | Fatše |
| 27 | LVTTL-O | ModPrsL | Module Present |
| 28 | LVTTL-O | IntL | Khaotsa |
| 29 |
| Vcc Tx | +3.3V Phepelo ea phepelo ea matla |
| 30 |
| Vcc1 | + 3.3V Phepelo ea matla |
| 31 | LVTTL-I | LPMode | Mokhoa o tlase oa Matla |
| 32 |
| GND | Fatše |
| 33 | CML-I | Tx3p | Kenyelletso ea data e sa Fetohang ea Transmitter |
| 34 | CML-I | Tx3n | Phetiso e Felletseng ea Boitsebiso |
| 35 |
| GND | Fatše |
| 36 | CML-I | Tx1p | Kenyelletso ea data e sa Fetohang ea Transmitter |
| 37 | CML-I | Tx1n | Phetiso e Felletseng ea Boitsebiso |
| 38 |
| GND | Fatše |
Mechini Litlhaloso
Sehokelo se lumellana le litlhaloso tsa SFF-8432 le SFF-8665.
| Bolelele (m) | Cable AWG |
| 1 | 30 |
| 2 | 30 |
| 3 | 26 |
| 4 | 26 |
| 5 | 26 |
Taolo Ho latela melao
| Sebopeho | Teko Mokhoa | Tshebetso |
| Electrostatic Discharge (ESD) ho Lithako tsa Motlakase | Mokhoa oa MIL-STD-883C 3015.7 | Sehlopha sa 1(>2000 Volts) |
| Tšitiso ea Motlakase (EMI) | Sehlopha sa FCC sa B | E Ikamahanya le Maemo |
| Sehlopha sa CENELEC EN55022 B | ||
| CISPR22 ITE Sehlopha sa B | ||
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RF Immunity(RFI) |
IEC61000-4-3 | Ha e le hantle, ha e bontše phello e lekantsoeng ho tloha ho 10V/m Field Swept ho tloha ho 80 ho isa ho 1000MHz |
| Ho latela RoHS | RoHS Directive 2011/6/5/EU le Litaelo tsa Liphetoho tsa eona 6/6 | RoHS 6/6 e lumellana |
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