kwimodyuli ye-pon 20km 1.25G px20+++ imodyuli ye-sfp epon olt px20 7dBm epon olt sfp transceiver

Iimpawu zeMveliso:

√Ihambelana ne-IEEE 802.3ah 1000BASE-PX20++

√Uphuculo lwesicelo seGEPON

√ Kufakwe kwi-EPON OLT kwiSingle Fiber Bi-directional System

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

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

√ I-3.3V enye i-3.3V yombane wecala lokushisa lokushisa -10 ~ 70 ° C yorhwebo

√ Ukuthotyelwa kweRoHS-6

Thumela i-imeyile kuthi Khuphela i-SPEC

Iinkcukacha zeMveliso

kwimodyuli ye-pon 20km 1.25G px20+++ imodyuli ye-sfp epon olt px20 7dBm epon olt sfp transceiver

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	-40		85
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
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
Amandla aVunyiweyo aphakathi (BOL)	dBm	7	7.5	10
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			-33
Ukulayisha ngaphezulu	dBm	-6
Dynamic Rang	dB	25
I-Receiver Threshold Setting Time	ns			250
I-RX Dynamic Range(Qaphela 3)	dBm	-30		-6
LOS-Dessert	dBm			-34
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