I-GPON OLT B+ Imodyuli yokubona 2.5G/1.25G 20KM TX1490nm/RX1310nm GPON SFP

Iimpawu zeMveliso:

√ Inkxaso ye-ITU-T G.984.2 GPON OLT B+ isicelo

√I-fiber enye i-bi-directional data links ene-symmetric 2.488Gbps Tx kunye ne-1.244Gbps Rx

√ I-1490nm isidluliseli semowudi eqhubekayo ene-DFB LD

√ I-1310nm i-burst-mode receiver ene-APD-TIA

√ I-interface ye-2 yocingo oludibeneyo lwe-digital diagnostic Monitoring

√ UKUSETHWA KWAKHONA koMamkeli, ukuFumana uMqondiso, isalathisi somsebenzi we-RSSI (RESET, RX_SD, RSSI)

√ Iphakheji ye-SFP ene-SC/UPC yojongano lwendawo yokwamkela

√ One +3.3V unikezelo lwamandla

√ Icala lokusebenza -40 ~ 85 ° C kwishishini kunye ne-0 ~ 70 ° C yorhweboRoHS6 ukuthotyelwa

Thumela i-imeyile kuthi Khuphela i-SPEC

Iinkcukacha zeMveliso

I-GPON OLT B + Imodyuli ye-Optical 2.5G/1.25G 20KM

TX1490nm/RX1310nm GPON SFP

1.Imeko yokuSebenza

Ipharamitha	Iyunithi	Min.	Isiqhelo	Max.
Ubushushu boGcino	°C	-40		85
Ixesha leCase lokuSebenza leC-temp	°C	0		70
Ixesha leCase lokuSebenza le-I-temp	°C	-40		85
Ukufuma okuMeleneyo okuSebenzayo	%	5		95
Ubonelelo lwaMandla ombane	V	3.15	3.3	3.45
Unikezelo lwangoku	mA			500
Umlinganiselo omncinci we-Tx	Gbps	2.488
Umlinganiselo omncinci weRx	Gbps	1.244

2.Iimpawu

Yonke intsebenzo ichazwe kwiqondo lokushisa elipheleleyo kunye neemeko

Ipharamitha	Iyunithi	Min.	Isiqhelo	Max.
Isidluliseli
TX Central Wavelength	nm	1480	1490	1500
Ububanzi beSpectral (-20dB)	nm			1
I-Side Mode Suppression Ratio (SMSR)	dB	30
Kuthetha Amandla aQalisiwe	dBm	1.5		5
Amandla Avunyiweyo Aphakathi (TX Off)	dBm			-45
Umlinganiselo wokuphela	dB	8.2
I-Optical Return Loss Tolerance	dB	-12
Isohlwayo sokuhambisa kunye nokusasazwa	dB			1
Imaski yoThutho (PRBS2²³-1@2.488G)	Iyahambelana ne-ITU-T G.984.2
Umamkeli
Fumana iWavelength	nm	1290	1310	1330
Uvakalelo(PRBS2²³-1@1.244G,ER=10,BER<10^-10)	dBm			-28
Umthwalo ogqithisileyo(PRBS2²³-1@1.244G,ER=10,BER<10^-10)	dBm	-8
Umamkeli Burst Mode Dynamic Range	dB	15
Umda womonakalo kuMfumani	dBm	5
INqanaba le-Assert ye-SD	dBm			-30
Inqanaba le-SD De-assert	dBm	-45
SD Hysteresis	dB	0.5		6
Isihluzo se-WDM sokwahlula ukuya kwi-1550nm	dB	38
Isihluzo se-WDM sokwahlula ukuya kwi-1650nm	dB	35
Iimpawu zeNdibaniselwano yoMbane
I-Data Input Swing Umahluko/TX	mV	200	-	2000
Imveliso yeDatha iSwing Umahluko/RX	mV	400		1600
Umhla Umahluko Impedance	Ω	90	100	110
Imveliso yeLVTTL iPhezulu	V	2.4		Vcc
Imveliso yeLVTTL iPhantsi	V	0		0.4
Ungeniso lweLVTTL Phezulu	V	2.0		Vcc+0.3
Igalelo le-LVTTL liPhantsi	V	0		0.8
Iimpawu zexesha
Ixesha lokugada (Tg)	ns	25.6
Phinda umisele Ububanzi bePulse (Tr)	ns			12.8
Lungisa Ukulibazisa (Trd)	ns			12.8
Ixesha leNtshayelelo yomamkeli (Tp)	ns			140
Ixesha le-SD Assert (TSDA)	ns			100
Ixesha le-SD De-assert (TSDD)	ns			12.8
I-RSSI ibangela ukulibaziseka (Ttd)	ns	25
I-RSSI Qalisa Ububanzi bePulse (Tw)	ns	500
Ukulibaziseka kwe-I2C yangaphakathi (Twait)	us			500