1.25G Imodi Eyodwa 80Km DDM |1490nm Tx/1550nm Rx, I-Single Fiber SFP Transceiver, JHA5480D-45
Izici:
1).Kufika ku-1.25Gb/s Data Links
2).Okushisayo kuyaxhumeka
3).Isixhumi se-LC esisodwa
4).Kufika ku-80 km ku-9/125μm SMF
5).1490nm DFB laser transmitter
6).1550nm PIN isithombe-detector
7).I-Single +3.3V Power Supply
8).I-Monitoring Interface Ithobelana ne-SFF-8472
9).Ubukhulu bokuchithwa kwamandla <1W
10).Izinga lokushisa lemboni/Eyandisiwe/ Yezentengiso: -40°C kuya ku-85°C/-5°C kuya ku-85°C/-0°C kuya ku-70°C Inguqulo etholakalayo
11).I-RoHS iyathobela futhi Ihola Mahhala
Izicelo:
1).I-1000Base-LX Ethernet
2).Amanethiwekhi we-Metro/Finyelela
3).1×Isiteshi seFibre
4).Ezinye izixhumanisi ze-Optical
Incazelo:
Ama-Transceivers e-JHA5480D-45 ayimojula esebenza kahle kakhulu, engabizi kakhulu ene-interface eyodwa ye-LC optics.Zihambisana ne-Small Form Factor Pluggable Multi-Sourcing Agreement (MSA) kanye nemisebenzi yokuxilongwa kweDigital iyatholakala ngebhasi le-serial elinezintambo ezimbili elicaciswe ku-SFF-8472.Isigaba somamukeli sisebenzisa isamukeli se-PIN futhi isidlulisi sisebenzisa i-laser engu-1490 nm DFB, kufika ku-22dB isixhumanisi sebhajethi siqinisekisa le mojula 1000Base-ZX Ethernet 80km application.
• Izilinganiso Eziphelele Eziphelele
Ipharamitha | Uphawu | Okuncane. | Okujwayelekile | Ubukhulu. | Iyunithi |
Izinga Lokushisa Lokugcina | TS | -40 |
| +85 | °C |
Faka i-Voltage | VCC | -0.5 |
| 4 | V |
Umswakama Ohlobene | RH | 0 |
| 85 | % |
•KunconyiweIndawo yokusebenza:
Ipharamitha | Uphawu | Okuncane. | Okujwayelekile | Ubukhulu. | Iyunithi | |
I-Case operating Temperature | Izimboni | TC | -40 |
| 85 | °C |
Kunwetshiwe | -5 |
| 85 | °C | ||
Ezohwebo | 0 |
| +70 | °C | ||
Faka i-Voltage | VCC | 3.135 |
| 3.465 | V | |
Ukunikezwa Kwamanje | Icc |
|
| 300 | mA | |
I-Inrush Yamanje | Iukuqubuka |
|
| Icc+30 | mA | |
Amandla Aphezulu | Pubuningi |
|
| 1 | W |
•Izimpawu zikagesi(TOP= -40 kuya ku-85°C, VCC = 3.135 kuya ku-3.465 Volts)
Ipharamitha | Uphawu | Okuncane. | Okujwayelekile | Ubukhulu. | Iyunithi | Qaphela |
Isigaba Sokudlulisa: | ||||||
Okokufaka komehluko | Rin | 90 | 100 | 110 | W | 1 |
Ukushwibeka kokufaka kwedatha okuphelile | Vin PP | 250 |
| 1200 | mVp-p |
|
Dlulisa Khubaza i-Voltage | VD | I-Vcc - 1.3 |
| Vcc | V | 2 |
Dlulisa Vumela I-Voltage | VEN | Vee |
| I-Vee+ 0.8 | V |
|
Dlulisa Isikhathi Sokufaka Isicelo Sokukhubaza | Tuphudingi |
|
| 10 | us |
|
Isigaba Somamukeli: | ||||||
Ukushintshashintsha kokukhiphayo kwedatha okuphelile | Vuka, pp | 300 |
| 800 | mv | 3 |
Iphutha le-LOS | Viphutha | I-Vcc - 0.5 |
| VCC_umsingathi | V | 5 |
LOS Normal | Vlos nomam | Vee |
| Vee+0.5 | V | 5 |
Ukwenqatshwa Kokuhlinzekwa Kwamandla | I-PSR | 100 |
|
| mVpp | 6 |
Qaphela:
- I-AC ihlanganisiwe.
- Noma isifunda esivulekile.
- Ku-100 ohm ukunqanyulwa komehluko.
- 20 - 80 %
- I-LOS yi-LVTTL.I-Logic 0 ibonisa ukusebenza okuvamile;I-logic 1 ibonisa ukuthi akukho signali etholiwe.
- Zonke izicaciso ze-transceiver zithobelana nokumodulation kukagesi we-sinusoidal okungu-20 Hz kuya ku-1.5MHz kuze kufike kunani elishiwo elisetshenziswa ngenethiwekhi yokuhlunga kagesi eboniswe ekhasini 23 le-Small Form-factor Pluggable (SFP) Transceiver Multi-Source Agreement (MSA) , September 14, 2000.
•Imingcele ye-Optical(TOP= -40 kuya ku-85°C, VCC = 3.135 kuya ku-3.465 Volts)
Ipharamitha | Uphawu | Okuncane. | Okujwayelekile | Ubukhulu. | Iyunithi | Qaphela |
Isigaba Sokudlulisa: | ||||||
I-Center Wavelength | λc | 1270 | 1310 | 1600 | nm |
|
Ububanzi be-Spectral(RMS) | σI-RMS |
|
| 4 | nm |
|
Amandla Okukhipha Amehlo | Pngaphandle | -9 |
| -3 | dBm | 1 |
Isilinganiso Sokuqothula | ER | 9 |
|
| dB |
|
I-Optical Rise/Fall Time | tr/tf |
|
| 260 | ps | 2 |
Umsindo Onamandla Okuhlobene | I-RIN |
|
| -120 | dB/Hz |
|
Isamba Somnikelo we-Jitter | I-TX Δ TJ |
|
| 0.284 | UI | 3 |
Imaski Yeso Yokuphuma Kwamehlo | Ihambisana ne-IEEE802.3 z (ukuphepha kwe-laser kwesigaba 1) | |||||
Isigaba Somamukeli: | ||||||
I-Optical Input Wavelength | λc | 1530 | 1550 | 1570 | nm |
|
I-Receiver Overload | Pol | -3 |
|
| dBm | 4 |
Ukuzwela kwe-RX | USen |
|
| -23 | dBm | 4 |
Isiqinisekiso se-RX_LOS | LOSA | -40 |
|
| dBm |
|
RX_LOS De-assert | LOSD |
|
| -24 | dBm |
|
I-RX_LOS I-Hysteresis | LOSH | 0.5 |
|
| dB |
|
Imininingwane Ejwayelekile: | ||||||
Isilinganiso Sedatha | BR |
| 1.25 |
| Gb/s |
|
I-Bit Error Rate | I-BER |
|
| 10-12 |
|
|
Max. Supported Link Length on 9/125μm SMF@1.25Gb/s | LMAX |
| 20 |
| km |
|
Isamba Sesabelomali Sesistimu | LB | 14 |
|
| dB |
|
Qaphela
- Amandla okubona kwethulwa ku-SMF.
- 20-80%.
- I-jitter ephelele enikelwe ibalwa kusukela kuzilinganiso zika-DJ ne-RJ kusetshenziswa i-TJ = RJ + DJ.I-RJ enikelwe ibalwa ku-1×10-12 BER ngokuphindaphinda ijitha ye-RMS ( ikalwa ekukhuphukeni okukodwa noma konqenqema lokuwa) kusukela ku-oscilloscope ngo-14. Nge-FC-PI (Ithebula 9 – okukhiphayo kwe-SM jitter, inothi 1), okunikelwe kwangempela I-RJ ivunyelwe ukuthi yenyuke ngaphezu komkhawulo wayo uma u-DJ onikelelwe wangempela ehla ngaphansi kwemikhawulo yayo, inqobo nje uma ingxenye ephumayo engu-DJ ne-TJ zisahlala ngaphakathi kwemikhawulo yazo eshiwo enkulu ye-FC-PI ngokufakwa kwengxenye ye-jitter esimweni esibi kakhulu.
- Kukalwe nge-PRBS 27-1ngo 10-12I-BER
•Phina Isabelo
Umdwebo Wezinombolo Zephini Lebhodi Lokusingatha Ibhulokhi Negama
Umdwebo Wesixhumi Sebhodi Lokusingatha Izinombolo Zephinikhodi Namagama
•PhinaIzincazelo Zomsebenzi
Iphinikhodi No | Igama | Umsebenzi | Xhuma i-Seq | Amanothi |
1 | I-VeeT | I-Transmitter Ground | 1 | 1 |
2 | Iphutha le-TX | Inkomba Yephutha Lokudlulisa | 3 |
|
3 | TX Khubaza | I-Transmitter Khubaza | 3 | 2 |
4 | I-MOD-DEF2 | Incazelo yemojuli | 2 | 3 |
5 | I-MOD-DEF1 | Incazelo Yemojuli 1 | 3 | 3 |
6 | MOD-DEF0 | Incazelo yemojuli 0 | 3 | 3 |
7 | Linganisa Khetha | Ayixhunyiwe | 3 | 4 |
8 | LOS | Ukulahleka Kwesiginali | 3 | 5 |
9 | VeeR | I-Receiver Ground | 1 | 1 |
10 | VeeR | I-Receiver Ground | 1 | 1 |
11 | VeeR | I-Receiver Ground |
| 1 |
12 | RD- | I-inv.Ithole Idatha Iphumile | 3 | 6 |
13 | I-RD+ | Ithole Idatha Iphumile | 3 | 6 |
14 | VeeR | I-Receiver Ground | 3 | 1 |
15 | VccR | Amandla Omamukeli | 2 | 1 |
16 | VccT | Amandla Okudlulisa | 2 |
|
17 | I-VeeT | I-Transmitter Ground | 1 |
|
18 | I-TD+ | Dlulisa Idatha Ngaphakathi | 3 | 6 |
19 | TD- | I-inv.Dlulisa | 3 | 6 |
20 | I-VeeT | I-Transmitter Ground | 1 |
|
Amanothi:
- Inkundla yesifunda ihlukanisiwe ngaphakathi ne-chassis.
- Okukhipha i-laser kukhutshaziwe ku-TDIS >2.0V noma kuvuliwe, kunikwe amandla ku-TDIS <0.8V.
- Kufanele idonswe nge-4.7k - 10 kohms ebhodini lokusingatha ku-voltage ephakathi kuka-2.0V no-3.6V.I-MOD_DEF(0) idonsa umugqa phansi ukuze ibonise ukuthi imojuli ixhunyiwe.
- Isilinganiso esikhethiwe asisetshenziswa
- I-LOS iwukukhipha komqoqi ovulekile.Kufanele idonswe nge-4.7k - 10 kohms ebhodini lokusingatha ku-voltage ephakathi kuka-2.0V no-3.6V.I-Logic 0 ibonisa ukusebenza okuvamile;i-logic 1 ibonisa ukulahlekelwa kwesignali.
- I-AC ihlanganisiwe
•Imodeli ye-SFPUlwazi lwe-EEPROMkanye Nokuphatha
Amamojula e-SFP asebenzisa i-2-wire serial communication protocol njengoba kuchazwe ku-SFP -8472.Imininingwane ye-serial ID yamamojula e-SFP kanye nemingcele ye-Digital Diagnostic Monitor ingafinyelelwa nge-I.2C interface ekhelini A0h kanye A2h.Inkumbulo ifakwe kumephu kuThebula 1. Imininingwane ye-ID enemininingwane (A0h) isohlwini lweThebula 2. Nokucaciswa kwe-DDM ekhelini elithi A2h.Ukuze uthole imininingwane eyengeziwe yemephu yememori nezincazelo ze-byte, sicela ubheke i-SFF-8472, “I-Digital Diagnostic Monitoring Interface yama-Optical Transceivers”.Amapharamitha e-DDM akalwe ngaphakathi.
Ithebula 1.Imephu Yenkumbulo Yokuxilongwa Kwedijithali (Izincazelo Zensimu Yedatha Ecacisiwe)
Ithebula 2- Okuqukethwe kwememori ye-Serial ID ye-EEPROM (A0h)
Ikheli Ledatha | Ubude (Byte) | Igama lika Ubude | Incazelo kanye Nokuqukethwe |
Izinkambu ze-Base ID | |||
0 | 1 | Isihlonzi | Uhlobo lwe-serial transceiver (03h=SFP) |
1 | 1 | Kugciniwe | Isihlonzi esinwetshiwe sohlobo lwe-serial transceiver (04h) |
2 | 1 | Isixhumi | Ikhodi yohlobo lwesixhumi esibonakalayo (07=LC) |
3-10 | 8 | I-Transceiver | |
11 | 1 | Ukufaka ikhodi | I-NRZ(03h) |
12 | 1 | BR, Okuqanjiwe | Izinga le-baud elivamile, iyunithi engu-100Mbps |
13-14 | 2 | Kugciniwe | (0000h) |
15 | 1 | Ubude(9um) | Ubude besixhumanisi busekelwe ku-9/125um fiber, amayunithi angu-100m |
16 | 1 | Ubude(50um) | Ubude besixhumanisi busekelwe ku-50/125um fiber, amayunithi angu-10m |
17 | 1 | Ubude(62.5um) | Ubude besixhumanisi busekelwe ku-62.5/125um fiber, amayunithi angu-10m |
18 | 1 | Ubude(Ithusi) | Ubude besixhumanisi busekelwa ithusi, amayunithi amamitha |
19 | 1 | Kugciniwe | |
20-35 | 16 | Igama lomthengisi | Igama lomthengisi we-SFP: JHA |
36 | 1 | Kugciniwe | |
37-39 | 3 | Umthengisi we-OUI | I-ID ye-OUI yomthengisi we-SFP |
40-55 | 16 | Umthengisi we-PN | Ingxenye Inombolo: “JHA5420D-35” (ASCII) |
56-59 | 4 | Umthengisi umfundisi | Ileveli yokubuyekeza yengxenye yenombolo |
60-62 | 3 | Kugciniwe | |
63 | 1 | I-CCID | Ibhayithi ebaluleke kakhulu yesamba sedatha ekhelini elithi 0-62 |
Izinkambu Zomazisi Ezinwetshiwe | |||
64-65 | 2 | Inketho | Ikhombisa ukuthi yimaphi amasiginali we-SFP asetshenziswayo (001Ah = LOS, TX_FAULT, TX_DISABLE konke kusekelwa) |
66 | 1 | BR, ubuningi | Imajini yesilinganiso sebhithi ephezulu, amayunithi angu-% |
67 | 1 | BR, imiz | Imajini ye-bit rate ephansi, amayunithi angu-% |
68-83 | 16 | Umthengisi SN | Inombolo yomkhiqizo (ASCII) |
84-91 | 8 | Ikhodi yedethi | Ikhodi yedethi Yokukhiqiza ye-JHA |
92-94 | 3 | Kugciniwe | |
95 | 1 | CCEX | Hlola ikhodi yezinkambu ze-ID ezinwetshiwe (amakheli 64 kuya ku-94) |
Izinkambu ze-ID ethize yomthengisi | |||
96-127 | 32 | Kuyafundeka | Idethi eqondile ye-JHA, efundwayo kuphela |
128-255 | 128 | Kugciniwe | Kugcinelwe i-SFF-8079 |
•Izici ze-Digital Diagnostic Monitor
Ikheli Ledatha | Ipharamitha | Ukunemba | Iyunithi |
96-97 | I-Transceiver Internal Temperature | ±3.0 | °C |
98-99 | VCC3 Internal Supply Voltage | ±3.0 | % |
100-101 | I-Laser Bias Yamanje | ±10 | % |
102-103 | Tx Amandla Okukhipha | ±3.0 | dBm |
104-105 | Amandla Wokufaka we-Rx | ±3.0 | dBm |
•Ukuthobela Umthetho
I-JHA5480D-45 ithobelana ne-International Electromagnetic Compatibility (EMC) kanye nezimfuneko zokuphepha zamazwe ngamazwe kanye namazinga (bona imininingwane kuThebula elilandelayo).
I-Electrostatic Discharge(ESD) kumaphini kagesi | I-MIL-STD-883EMethod 3015.7 | Ikilasi 1(>1000 V) |
I-Electrostatic Discharge (ESD) ku-Single LC Receptacle | I-IEC 61000-4-2GR-1089-CORE | Iyahambisana namazinga |
I-ElectromagneticInterference (EMI) | I-FCC Ingxenye 15 Ikilasi BEN55022 Ikilasi B (CISPR 22B)VCCI Ikilasi B | Iyahambisana namazinga |
I-Laser Eye Safety | I-FDA 21CFR 1040.10 kanye ne-1040.11EN60950, EN (IEC) 60825-1,2 | Ihambisana nomkhiqizo we-laser we-Class 1. |
Isekethe Enconyiwe Yokusingatha I-SFP
•Ubukhulu Bomshini
Umdwebo Wemishini
I-JHA inelungelo lokwenza izinguquko emikhiqizweni noma kulwazi oluqukethwe lapha ngaphandle kwesaziso.Asikho isikweletu esithathwa njengomphumela wokusetshenziswa noma ukusetshenziswa kwazo.Awekho amalungelo ngaphansi kwanoma iyiphi i-patent ahambisana nokuthengiswa kwanoma yimiphi imikhiqizo enjalo noma ulwazi.
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