GPON OLT B+ Optical Module 2.5G/1.25G 20KM TX1490nm/RX1310nm GPON SFP

Zogulitsa:

√ Thandizani ntchito ya ITU-T G.984.2 GPON OLT B+

√Maulalo a data amtundu umodzi wokhala ndi ma symmetric 2.488Gbps Tx ndi 1.244Gbps Rx

√ 1490nm yopitilira-mode transmitter yokhala ndi DFB LD

√ Wolandila wa 1310nm wophulika wokhala ndi APD-TIA

√ 2-waya mawonekedwe kwa Integrated digito diagnostic Monitoring

√ Receiver RESET, Signal Detect, RSSI ntchito yosonyeza (RESET, RX_SD, RSSI)

√ Phukusi la SFP lokhala ndi mawonekedwe owoneka bwino a SC/UPC

√ Mphamvu imodzi + 3.3V

√ Ntchito mlandu -40 ~ 85 ° C kwa mafakitale ndi 0 ~ 70 ° C malondaRoHS6 kutsatira

Titumizireni imelo Mutha kutsitsanso SPEC

Tsatanetsatane wa Zamalonda

GPON OLT B+ Optical Module 2.5G/1.25G 20KM

TX1490nm/RX1310nm GPON SFP

1.Operating Condition

Parameter	Chigawo	Min.	Chitsanzo	Max.
Kutentha Kosungirako	°C	-40		85
Kuwotcha kwa Operating Case kwa C-temp	°C	0		70
Operating Case Temp ya I-temp	°C	-40		85
Chinyezi Chachibale Chogwira Ntchito	%	5		95
Mphamvu yamagetsi yamagetsi	V	3.15	3.3	3.45
Supply Current	mA			500
Mtengo wa Tx	Gbps	2.488
Mtengo wapang'ono wa Rx	Gbps	1.244

2.Makhalidwe

Ntchito zonse zimatchulidwa pa kutentha kwa ntchito ndi momwe zinthu zilili

Parameter	Chigawo	Min.	Chitsanzo	Max.
Wotumiza
TX Central Wavelength	nm	1480	1490	1500
Spectral Width (-20dB)	nm			1
Side Mode Suppression Ratio (SMSR)	dB	30
Mean Launch Power	dBm	1.5		5
Mean Launch Power (TX Off)	dBm			-45
Chiwerengero cha Kutha	dB	8.2
Optical Return Loss Tolerance	dB	-12
Chilango cha Transmitter ndi kubalalitsidwa	dB			1
Transmitter Mask (PRBS2²³-1@2.488G)	Zogwirizana ndi ITU-T G.984.2
Wolandira
Landirani Wavelength	nm	1290	1310	1330
Sensitivity(PRBS2²³-1@1.244G,ER=10,BER<10^-10)	dBm			-28
Kuchulukitsa (PRBS2²³-1@1.244G,ER=10,BER<10^-10)	dBm	-8
Receiver Burst Mode Dynamic Range	dB	15
Kuwonongeka Kwambiri kwa Wolandira	dBm	5
SD Assert Level	dBm			-30
SD De-assert Level	dBm	-45
SD Hysteresis	dB	0.5		6
Zosefera za WDM kudzipatula ku 1550nm	dB	38
Zosefera za WDM kudzipatula ku 1650nm	dB	35
Makhalidwe a Chiyankhulo cha Magetsi
Kuyika kwa Data Swing Differential/TX	mV	200	-	2000
Kusintha kwa Kutulutsa Kwa data / RX	mV	400		1600
Date Differential Impedance	Ω	90	100	110
Kutulutsa kwa LVTTL Kwambiri	V	2.4		Vcc
Kutulutsa kwa LVTTL Kutsika	V	0		0.4
LVTTL Input High	V	2.0		Vcc+0.3
Zolowetsa za LVTTL Zochepa	V	0		0.8
Makhalidwe a Nthawi
Nthawi Yoyang'anira (Tg)	ns	25.6
Bwezeretsani Pulse Width (Tr)	ns			12.8
Bwezerani Kuchedwa (Trd)	ns			12.8
Nthawi Yoyambira Yolandila (Tp)	ns			140
SD Assert Time (TSDA)	ns			100
Nthawi ya SD De-assert (TSDD)	ns			12.8
RSSI Trigger Delay (Ttd)	ns	25
RSSI Trigger Pulse Width (Tw)	ns	500
Internal I2C Kuchedwa (Twait)	us			500