GPON OLT C+++ Optical Module 2.5G/1.25G 20KM
TX1490nm/RX1310nm gpon olt amin'ny sfp
1. Toe-javatra miasa
| fikirana | Unit | Min. | mahazatra | Max. |
| Temperature fitehirizana | °C | -40 | 85 | |
| Temp amin'ny raharaha C-temp | °C | 0 | 70 | |
| Hamandoana Relative miasa | % | 5 | 95 | |
| Famatsiana herinaratra | V | 3.15 | 3.3 | 3.45 |
| Supply Current | mA | 600 | ||
| Bitrate ho an'ny Tx | Gbps | 2.488 | ||
| Bitrate ho an'ny Rx | Gbps | 1.244 | ||
2. Toetra
Ny fampisehoana rehetra dia voafaritra amin'ny mari-pana sy ny fepetra miasa manontolo
| fikirana | Unit | Min. | mahazatra | Max. |
| fitaovana fandefasam-peo | ||||
| TX Central Wavelength | nm | 1480 | 1490 | 1500 |
| Sakan'ny Spectral (-20dB) | nm | 1 | ||
| Ny tahan'ny fanafoanana amin'ny lafiny lafiny (SMSR) | dB | 30 | ||
| Hery natomboka (BOL) | dBm | 7 | 7.5 | 10 |
| Hery natomboka mean (TX Off) | dBm | -45 | ||
| Taham-pahafatesana | dB | 8.2 | ||
| Optical fiverenana very fandeferana | dB | -12 | ||
| Sazy mpandefa sy fanaparitahana | dB | 1 | ||
| Saron-tava Transmitter (PRBS223-1@2.488G) | Mifanaraka amin'ny ITU-T G.984.2 | |||
| Mpandray | ||||
| Raiso ny halavan'ny onjam-peo | nm | 1290 | 1310 | 1330 |
| Fahatsapana (BOL)(PRBS223-1@1.244G,ER=10,BER<10-4) | dBm | -33 | ||
| Fahatsapana (BOL)(PRBS223-1@1.244G,ER=10,BER<10-10) | dBm | -31 | ||
| Be loatra (PRBS223-1@1.244G,ER=10,BER<10-10) | dBm | -12 | ||
| Receiver Burst Mode Dynamic Range | dB | 15 | ||
| Ny fetran'ny fahavoazana ho an'ny mpandray | dBm | 5 | ||
| SD Assert Level | dBm | -33 | ||
| SD De-assert Level | dBm | -45 | ||
| SD Hysteresis | dB | 0.5 | 6 | |
| Fitokanana WDM Filter ho 1550nm | dB | 38 | ||
| Fitokanana WDM Filter ho 1650nm | dB | 35 | ||
| Toetran'ny Interface elektrika | ||||
| Data Input Swing Differential/TX | mV | 200 | - | 2000 |
| Data Output Swing Differential/RX | mV | 400 | 1600 | |
| Daty Differential Impedance | Ω | 90 | 100 | 110 |
| LVTTL Output avo lenta | V | 2.4 | Vcc | |
| LVTTL Output ambany | V | 0 | 0.4 | |
| LVTTL Input High | V | 2.0 | Vcc+0.3 | |
| LVTTL Input ambany | V | 0 | 0.8 | |
| Toetran'ny fotoana | ||||
| Ora fiambenana (Tg) | ns | 25.6 | ||
| Avereno ny sakan'ny Pulse (Tr) | ns | 12.8 | ||
| Famerenana ny fahatarana (Trd) | ns | 12.8 | ||
| Fotoan'ny savaranonando mpandray (Tp) | ns | 140 | ||
| SD Assert Time (TSDA) | ns | 100 | ||
| SD De-asert Time (TSDD) | ns | 12.8 | ||
| RSSI Trigger Fahatarana (Ttd) | ns | 25 | ||
| RSSI Trigger Pulse Width (Tw) | ns | 500 | ||
| Fahatarana I2C anatiny (Twait) | us | 500
| ||
Ny sokajy vokatra
Soraty eto ny hafatrao ary alefaso aminay