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

Vaega o Mea'ai:

√ Fa'atatau IEEE 802.3ah 1000BASE-PX20/PX20+ GEPON talosaga

√ Fa'aoga i le EPON OLT mo se Fa'atonuga EPON e lua Fiber e tasi

√SFP, feso'ota'iga SC e tasi, Fa'amatalaga Fa'amatalaga Fa'atekonolosi Fa'atasi ma SFF-8472

√ Fa'ailoga Fa'ailoga Malosi o le Fa'ailoga Fa'atekinolosi (RSSI)

√ Tasi 3.3V eletise sapalai

√Fa'agaioiga mataupu -40~85°C mo alamanuia, -25~85°C ma -10~70°C mo pisinisi

√ RoHS-6 tausisia

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Fa'amatalaga Oloa

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

1.Absolute Maximum Ratings

Parameter	Vaega	Min.	masani	Max.
Paoa sapalai	V	0		4.2
Teuina Ambient Temperature	°C	-40		85
Fua o Mea Fa'atino	°C	0		70
Fa'agaioiga Susū Fa'atatau	%	5		95
Tagata Fa'atauina Fa'amatuu Fa'aleaga	dBm	0

2. Tulaga Fa'agaioiga

Parameter	Vaega	Min.	masani	Max.
Paoa sapalai	V	3.1	3.3	3.5
Tulaga Faagaoioi Temp mo C-temp	°C	-10		70
Tulaga Faagaoioi Temp mo E-temp	°C	-25		85
Tulaga Faagaoioi Temp mo le I-temp	°C	-40		85
Fa'agaioiga Susū Fa'atatau	%	5		95
Fua Fa'amatalaga(TX/RX)	Gbit/s		1.25

3.Optical Uiga

Parameter	Vaega	Min.		Ituaiga.	Max.
TX Galulue Tutotonu	nm	1480			1500
Lautele Fa'ailoga (-20dB)	nm				1
SMSR	dB	30
Malosiaga Fa'alauiloa	dBm	2			7
Ole Malosi ole Fa'ailoa (TX Pepe)	dBm				-39
Fuafuaga Fa'aumatia(Fa'amatalaga 1)	dB	9
TX Aofa'i Jitter	UI				0.43
Taimi tula'i/Pa'u (20%-80%)	ps				260
RIN₁₅OMA	dB/Hz				-115
Optical Return Loss Tolerance	dB				-12
Fa'asalalau ma fa'asalalau Fa'asalaga(20km G.652)	dB				2.3
TX Optical Eye Mask	Osi ma le IEEE Std 802.3ah™-2004
Maua le umi o galu	nm		1260		1360
Ma'ale'ale (Fa'amatalaga 2)	dBm				-30
Ova le uta	dBm		-6
Taimi Fa'amauina o le Fa'ataga	ns				250
RX Dynamic Range(Fa'amatalaga 3)	dBm		-30		-6
LOS-Deassert	dBm				-31
LOS-Fa'ailoa	dBm		-45
SD Hysteresis	dB		0.5		6
Toe Iloiloga	dB				-12

4. Uiga Faaeletise

Parameter	Vaega	Min.	masani	Max.
Sapalai Malosiaga i le taimi nei	mA			300
Fa'amatalaga Tulaga Eseese Swing	mV	200		1600
Fa'amatalaga Fa'aeseesega Fa'asa'o	Ω	90	100	110
TTL Ulufale -Maualalo	V	0		0.8
TTL Ulufale - Maualuluga	V	2.0		Vcc
TTL Tulaga -Maualalo	V	0		0.4
TTL Tulaga -Maualuga	V	2.4		Vcc
Fa'amatalaga Tulaga Eseese Swing	mV	400		1600
Los Assert Time	ns			500
Los Deassert Taimi	ns			500