epon olt px20 20km 1.25g px20+ epon olt sfp transceiver gepon olt sfp

Iimpawu zeMveliso:

√ Iyahambelana ne-IEEE 802.3ah 1000BASE-PX20/PX20+ isicelo seGEPON

√ Ifakwe kwi-EPON OLT yeSingle Fiber Bi-directional EPON System

√I-SFP, ikhonkco ye-SC enye, i-Digital Diagnostic Interface ehambelana ne-SFF-8472

√ I-Burst Digital iFumana iSalathiso saMandla oMqondiso (RSSI)

√ I-3.3V yombane enye

√Ityala lokusebenza -40 ~ 85 °C kushishino, -25 ~ 85 °C kunye -10 ~ 70 °C yorhwebo

√ Ukuthotyelwa kweRoHS-6

Thumela i-imeyile kuthi Khuphela i-SPEC

Iinkcukacha zeMveliso

epon olt px20 20km 1.25g px20+ epon olt sfp transceiver gepon olt sfp

1.Absolute Maximum Ratings

Ipharamitha	Iyunithi	Min.	Isiqhelo	Max.
Ukunikezwa Amandla	V	0		4.2
Ubushushu beNdawo yoGcino	°C	-40		85
Ubushushu beCase yokuSebenza	°C	0		70
Ukufuma okuMeleneyo okuSebenzayo	%	5		95
I-Receiver eyonakeleyo	dBm	0

2.Imeko yokuSebenza

Ipharamitha	Iyunithi	Min.	Isiqhelo	Max.
Ukunikezwa Amandla	V	3.1	3.3	3.5
Ixesha leCase lokuSebenza leC-temp	°C	-10		70
Ixesha leCase lokuSebenza le-E-temp	°C	-25		85
Ixesha leCase lokuSebenza le-I-temp	°C	-40		85
Ukufuma okuMeleneyo okuSebenzayo	%	5		95
Ireyithi yedatha(TX/RX)	Gbit/s		1.25

3.Iimpawu ze-Optical

Ipharamitha	Iyunithi	Min.		Isichwethezo.	Max.
TX Central Wavelength	nm	1480			1500
Ububanzi beSpectral (-20dB)	nm				1
SMSR	dB	30
Kuthetha Amandla aQalisiwe	dBm	2			7
Amandla Avunyiweyo Aphakathi (TX Off)	dBm				-39
Umlinganiselo wokuphela (Qaphela 1)	dB	9
TX Iyonke iJitter	UI				0.43
Ixesha lokunyuka/lokuwa (20%-80%)	ps				260
I-RIN₁₅OMA	dB/Hz				-115
I-Optical Return Loss Tolerance	dB				-12
Isohlwayo soThutho kunye nokusasazwa (20km G.652)	dB				2.3
Imaski yamehlo e-TX	Iyahambelana ne-IEEE Std 802.3ah™-2004
Fumana iWavelength	nm		1260		1360
Uvakalelo (Qaphela 2)	dBm				-30
Ukulayisha ngaphezulu	dBm		-6
I-Receiver Threshold Setting Time	ns				250
I-RX Dynamic Range(Qaphela 3)	dBm		-30		-6
LOS-Dessert	dBm				-31
I-LOS-Assert	dBm		-45
SD Hysteresis	dB		0.5		6
IReflectance yeReceiver	dB				-12

4.Iimpawu zoMbane

Ipharamitha	Iyunithi	Min.	Isiqhelo	Max.
Ubonelelo lwaMandla lwangoku	mA			300
Data Input Differential Swing	mV	200		1600
I-Impedans yeDatha eyahlukileyo	Ω	90	100	110
Igalelo le-TTL -Phantsi	V	0		0.8
Igalelo le-TTL -Phezulu	V	2.0		Vcc
Isiphumo se-TTL -Phantsi	V	0		0.4
Isiphumo se-TTL -Phezulu	V	2.4		Vcc
Isiphumo seDatha esahlukileyo Swing	mV	400		1600
Los Assert Ixesha	ns			500
Los Dessert Ixesha	ns			500