25G SFP28 Uaea opitika malosi JHA-SFP28-25G-AOC
Vaega
◊ Atinaʻe eletise e faʻatatau ile SFF-8431
◊ 850nm VCSEL leisa ma PIN photo-su'esu'e
◊ Ole umi ole so'oga maualuga ole 70m ile OM3 MMF ma le 100m ile OM4 MMF
◊ O loʻo maua galuega faʻamaonia numera e ala ile I2C interface
◊ Fa'agaoioi mataupu vevela Fefa'ataua'iga: 0°C i le +70 °C
◊ + 3.3V tasi le eletise
◊ Le faʻaaogaina o le malosi e itiiti ifo i le 1W
◊ RoHS tausisia
◊ Puipuiga o upu fa'amaonia mo A0h ma A2h
Talosaga
◊ 25GBASE-SR Ethernet
◊ Servers, sui, teuina ma faʻafeiloaʻi kata faʻafeiloaʻi
Fa'amatalaga
Fa'atonu aupito maualuga
Fuafuaga 1- Fa'atonu aupito maualuga
| Parameter | Faailoga | Min. | masani | Max. | Vaega | Fa'amatalaga |
| Sapalai Voltage | Vcc3 | -0.5 | - | +3.6 | V | |
| Teuga vevela | Ts | -10 | - | +70 | °C | |
| Susū fa'agaioiga | RH | +5 | - | +85 | % | 1 |
Manatua: 1 Leai se condensation
Tulaga Fautuaina o Galuega
| Parameter | Faailoga | Min. | masani | Max. | Vaega | Fa'amatalaga |
| Fua o Mea Fa'atino | TC | 0 | - | +70 | °C | |
| Malosiaga Sapalai Malosi | Vcc | 3.14 | 3.3 | 3.47 | V | |
| Sapalai Malosiaga i le taimi nei | Icc | - | - | 300 | mA | |
| Malosiaga o le Malosi | Pd | - | - | 1.0 | W | |
| Fua Faatatau | BR | 8.5 | 25.78125 | - | Gbps | |
| Fiber Bend Radius | Rb | 3 | - | - | cm |
Laupapa2- Fautuaina Tulaga Faagaioiga
Uiga faaeletise
Laupapa3- Uiga tau eletise
| Parameter | Faailoga | Min. | Ituaiga. | Max. | Iunite | Fa'amatalaga | ||||
| Transmisi | ||||||||||
| Swing Fa'amatalaga Fa'amatalaga Eseese | Vin,PP | 200 | - | 1600 | mVPP | |||||
| Fa'aaofia Eseese Fa'asa'o | ZIN | 90 | 100 | 110 | Ω | |||||
| Tx_Fault | Galuega masani | VOL | 0 | - | 0.8 | V | ||||
| Fa'aletonu o le Transmitter | VOH | 2.0 | - | VCC | V | |||||
| Tx_Disable | Galuega masani | VIL | 0 | - | 0.8 | V | ||||
| Leisa Fa'aletonu | VIH | 2.0 | - | VCC+0.3 | V | |||||
| Talia | ||||||||||
| Fa'asologa o Aso Eseese | Vout | 400 | - | 800 | mV | |||||
| Fa'aoso ese'esega Fa'alavelave | ZD | 90 | 100 | 110 | Ω | |||||
| Rx_LOS | Galuega masani | VOL | 0 | - | 0.8 | V | ||||
| Leaiina Faailoga | VoH | 2.0 | - | VCC | V | |||||
Uiga mata'utia
Laupapa4-Optical Uiga
| Parameter | Faailoga | Vaega | Min | Ituaiga | Max | Fa'amatalaga |
| Uiga fa'avevela mata | ||||||
| Fua Faatatau | BR | Gbps | 8.5 | 25.78125 | - | |
| Nofoaga Tutotonu Galu umi | λc | nm | 820 | 850 | 880 | |
| Aveavega Malosiaga LaumuaTx_off | Poff | dBm | - | - | -45 | |
| Fa'amata le Mana Mata | P0 | dBm | -6.0 | 2.4 | 1 | |
| Fuafuaga Fa'aumatia | ER | dB | 2 | - | - | |
| Lautele ole Spectral(RMS) | RMS | nm | - | - | 0.65 | |
| Uiga o le Optical Receiver | ||||||
| Fua Faatatau | BR | Gbps | 8.5 | 25.78125 | ||
| Fua Faatatau o mea sese | BER | - | - | E-12 | ||
| Fa'aleaga faitoto'a | DT | dBm | 3.4 | - | - | |
| Ova le uta Fa'aoga OpticalMalosiaga | PIN | dBm | 2.4 | - | - | 2 |
| Nofoaga Tutotonu Galu umi | λc | nm | 820 | - | 880 | |
| Ma'ale'ale Receiver iMalosiaga masani | Na saunoa Sen | dBm | - | - | -5.2 | 3 |
| Los Assert | LosA | dBm | -30 | - | - | |
| Los De-Assert | LosD | dBm | - | - | -13 | |
| Los Hysteresis | LosH | dB | 0.5 |
Fa'aaliga:
- Faʻatasi i le 50/125 MMF.
- Fuaina ile PRBS 231-1 mamanu su'ega @25.78125Gbps.BER=E-12 3. BER=1×10-12; PRBS231-1@25.78125Gbps.
Fautuaina Host Board Sapalai eletise
Ata 1, Fa'atonu a le Komiti Fa'atonu Fa'atonu Fa'atonuga
Fautuaina Feso'ota'iga Circuit
Ata 2, Fa'atonu Fa'asinoala Si'osi'omaga
Fa'atulagaina o pine
Ata 3, Pin View
Laupapa5-Pin Galuega
Uiga
| Pin | Faailoga | Igoa/Faamatalaga | Fa'amatalaga |
| 1 | VEET | eleele Transmitter Module | 1 |
| 2 | TX_FAULT | Module Transmitter Sese | 2 |
| 3 | TX_DISABLE | Transmitter Disable;Tape le fa'auluina leisa transmitter | 3 |
| 4 | SDA | 2-Uaea Fa'asinomaga Fa'amatalaga Fa'amatalaga (MOD-DEF2) | |
| 5 | SCL | 2-Uaea Fa'asinoala Fa'asinoala Uati (MOD-DEF1) | |
| 6 | MOD_ABS | Module Leai, feso'ota'i ile VEET po'o le VEER ile module | 2 |
| 7 | RS0 | Fua Faatatau Filifili 0, pule faitalia SFP + module receiver | 4 |
| 8 | RX_LOS | Leiloa o le Fa'ailoga Fa'ailoga (I le FC ua fa'aigoaina o le Rx_LOS ma i le Ethernet ua fa'ailoaina e le'o Su'esu'eina Fa'ailoga) | 2 |
| 9 | RS1 | Fua Faatatau Filifili 1, pule faitalia SFP + module transmitter | 4 |
| 10 | VEER | Eleele Talia Module | 1 |
| 11 | VEER | Eleele Talia Module | 1 |
| 12 | RD- | Fa'aliliuina Fa'amatalaga Fa'amatalaga | |
| 13 | RD+ | Fa'amatalaga Fa'amatalaga e le'i Fa'aliliuina | |
| 14 | VEER | Eleele Talia Module | 1 |
| 15 | VCCR | Module Receiver 3.3 V Tuuina atu | |
| 16 | VCCT | Module Transmitter 3.3 V Tuuina atu | |
| 17 | VEET | eleele Transmitter Module | 1 |
| 18 | TD+ | Fa'aliliuina Fa'amatalaga Fa'amatalaga e le'i Fa'aliliuina | |
| 19 | TD- | Fa'aliliuina Fa'aliliuina Fa'amatalaga Fa'amatalaga | |
| 20 | VEET | eleele Transmitter Module | 1 |
Fa'aaliga:
- O pine fa'avae module e vavae'ese mai le module mataupu.
- O le pine tatau be toso up ma 4.7K-10Kohms to a voltage va 3.14V ma 3.46V on talimalo laupapa.
- O le pine e tosoina i luga i le VCCT ma le 4.7K-10KΩ tetee i le module.
- Va'ai SFF-8472 Rev12.2 Laulau 10-2.
Fa'amatalaga Mata'ituina
Ata 4, Fa'afanua Mafaufau
Fa'ailoga Fa'ainisinia
Laupapa5- Uaea
Umi
| Uaea UmiL(Iunite: m） | Onosa'i(Iunite: cm） |
| ≤1.0 | +5/-0 |
| 1.0＜L≤4.5 | +15/-0 |
| 4.5＜L≤14.5 | +30/-0 |
| ＞14.5 | +2%/-0 |
Lapataiga
Taulima Puipuiga: O lenei masini e faigofie ona faʻaleagaina ona o le faʻaaogaina o le eletise (ESD).
Ole si'osi'omaga e leai se totogi e matua'i fautuaina.Mulimuli i taʻiala e tusa ai ma taʻiala ESD talafeagai.
Saogalemu Laser: E mafai ona lamatia mata o tagata le faʻavevela e faʻaaogaina e masini laser.Aloese mai le fa'aalia o mata ile fa'avevela tuusa'o pe le tuusao.
