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

Zogulitsa:

√ Yogwirizana ndi IEEE 802.3ah 1000BASE-PX20/PX20+ GEPON

√ Imayikidwa ku EPON OLT pa Single Fiber Bi-directional EPON System

√SFP, cholumikizira Single SC, Digital Diagnostic Interface Yogwirizana ndi SFF-8472

√ Burst Digital Receiving Signal Strength Chizindikiro (RSSI)

√ Mphamvu imodzi ya 3.3V

√Ntchito mlandu -40 ~ 85 ° C kwa mafakitale, -25 ~ 85 ° C ndi -10 ~ 70 ° C malonda

√ Kutsata kwa RoHS-6

Titumizireni imelo Mutha kutsitsanso SPEC

Tsatanetsatane wa Zamalonda

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

1.Absolute Maximum Ratings

Parameter	Chigawo	Min.	Chitsanzo	Max.
Magetsi	V	0		4.2
Kutentha kwa Malo Ozungulira	°C	-40		85
Kutentha kwa Ntchito	°C	0		70
Chinyezi Chachibale Chogwira Ntchito	%	5		95
Receiver Yawonongeka Podutsa	dBm	0

2.Operating Condition

Parameter	Chigawo	Min.	Chitsanzo	Max.
Magetsi	V	3.1	3.3	3.5
Kuwotcha kwa Operating Case kwa C-temp	°C	-10		70
Operating Case Temp ya E-temp	°C	-25		85
Operating Case Temp ya I-temp	°C	-40		85
Chinyezi Chachibale Chogwira Ntchito	%	5		95
Mtengo wa Data(TX/RX)	Gbit/s		1.25

3.Mawonekedwe a Optical

Parameter	Chigawo	Min.		Lembani.	Max.
TX Central Wavelength	nm	1480			1500
Spectral Width (-20dB)	nm				1
SMSR	dB	30
Mean Launch Power	dBm	2			7
Mean Launch Power (TX Off)	dBm				-39
Chiwopsezo cha Kutha (Zindikirani 1)	dB	9
TX Total Jitter	UI				0.43
Nthawi Yokwera/Yogwa (20% -80%)	ps				260
RIN₁₅OMA	dB/Hz				-115
Optical Return Loss Tolerance	dB				-12
Chilango cha Transmitter ndi kubalalitsidwa(20km G.652)	dB				2.3
TX Optical Eye Mask	Zogwirizana ndi IEEE Std 802.3ah™-2004
Landirani Wavelength	nm		1260		1360
Sensitivity (Zindikirani 2)	dBm				-30
Zochulukira	dBm		-6
Receiver Threshold Kukhazikitsa Nthawi	ns				250
RX Dynamic Range (Zindikirani 3)	dBm		-30		-6
LOS-Dessert	dBm				-31
LOS-Assert	dBm		-45
SD Hysteresis	dB		0.5		6
Receiver Reflectance	dB				-12

4.Makhalidwe Amagetsi

Parameter	Chigawo	Min.	Chitsanzo	Max.
Power Supply Current	mA			300
Kuyika kwa Data Kusinthasintha Kosiyana	mV	200		1600
Kusintha kwa Data Impedans	Ω	90	100	110
Zolowetsa za TTL -Zochepa	V	0		0.8
Kulowetsa kwa TTL -Kwapamwamba	V	2.0		Vcc
Kutulutsa kwa TTL -Kutsika	V	0		0.4
Kutulutsa kwa TTL -Kukwera	V	2.4		Vcc
Kusintha kwa Kutulutsa kwa Data	mV	400		1600
Los Assert Time	ns			500
Los Dessert Time	ns			500