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HD-GP-OLT-20-C+

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產(chǎn)品簡介

產(chǎn)品詳情GPONOLTC+SFP1490/1310nm20kmOpticalTransceiverHD-GP-OLT-20-C+ProductFeaturesnSupportITU-TG

詳細(xì)介紹

GPON OLT C+ SFP 1490/1310nm 20km Optical Transceiver HD-GP-OLT-20-C+

Product Features

n Support ITU-T G.984.2 GPON OLT C+ application

n Single fiber bi-directional data links with symmetric 2.488Gbps Tx and 1.244Gbps Rx

n 1490nm continuous-mode transmitter with DFB LD

n 1310nm burst-mode receiver with APD-TIA

n 2-wire interface for integrated digital diagnostic Monitoring

n Receiver RESET, Signal Detect, RSSI function indication (RESET, RX_SD, RSSI)

n SFP package with SC/UPC receptacle optical interface

n Single +3.3V power supply

n Operation case temperature -40~85°C for industrial and 0~70°C for commercial

n RoHS6 compliance

Operating Condition

Parameter	Unit	Min.	Typical	Max.
Storage Temperature	°C	-40		85
Operating Case Temp for C-temp	°C	0		70
Operating Case Temp for I-temp	°C	-40		85
Operating Relative Humidity	%	5		95
Power Supply Voltage	V	3.15	3.3	3.45
Supply Current	mA			600
Bit Rate for Tx	Gbps		2.488
Bit Rate for Rx	Gbps		1.244
Characteristics
All performance is specified at whole working temperature and conditions
Parameter	Unit	Min.	Typical	Max.
Transmitter
TX Central Wavelength	nm	1480	1490	1500
Spectral Width (-20dB)	nm			1
Side Mode Suppression Ratio (SMSR)	dB	30
Mean Launched Power	dBm	3		7
Mean Launched Power (TX Off)	dBm			-45
Extinction Ratio	dB	8.2
Optical Return Loss Tolerance	dB	-12

Transmitter and dispersion Penalty	dB				1
Transmitter		Compliant With ITU-T G.984.2
Mask(PRBS2²³-1@2.488G)		Compliant With ITU-T G.984.2
Mask(PRBS2²³-1@2.488G)
Receiver
Receive Wavelength	nm		1290	1310	1330
Sensitivity
(PRBS2²³-1@1.244G,ER=10,BER<10	dBm				-30
-10₎
Overload
(PRBS2²³-1@1.244G,ER=10,BER<10	dBm		-12
-10₎
Receiver Burst Mode Dynamic Range	dB		15
Damage Threshold for Receiver	dBm		5
SD Assert Level	dBm				-33
SD De-assert Level	dBm		-45
SD Hysteresis	dB		0.5		6
WDM Filter isolation to 1550nm	dB		38
WDM Filter isolation to 1650nm	dB		35
Electrical Interface Characteristics
Data Input Swing Differential/TX	mV		200	-	2000
Data Output Swing Differential/RX	mV		400		1600
Date Differential Impedance	Ω		90	100	110
LVTTL Output High	V		2.4		Vcc
LVTTL Output Low	V		0		0.4
LVTTL Input High	V		2.0		Vcc+0.3
LVTTL Input Low	V		0		0.8
Timing Characteristics
Guard Time (Tg)	ns		25.6
Reset Pulse Width (Tr)	ns				12.8
Reset Delay (Trd)	ns				12.8
Receiver Preamble Time (Tp)	ns				140
SD Assert Time (TSDA)	ns				100
SD De-assert Time (TSDD)	ns				12.8
RSSI Trigger Delay (Ttd)	ns		25
RSSI Trigger Pulse Width (Tw)	ns		500
Internal I2C Delay (Twait)	us				500

Timing Sequence for RSSI

圖片.png

Timing Sequence for Ranging Mode

圖片.png

Timing Sequence for Working Mode

圖片.png

Pin Definitions

Pin	Symbol	Level /	Description
No.	Symbol	Logic	Description
No.		Logic
1	VeeT		Module Transmitter Ground
2	Tx_Fault	LVTTL-O	Module Transmitter Fault
3	Tx_DIS	LVTTL-I	Laser output is disabled when this pin is asserted
3	Tx_DIS	LVTTL-I	high or left unconnected
			high or left unconnected
4	SDA	LVTTL-I	2-Wire Serial Interface Data Line
5	SCL	LVTTL-I/	2-Wire Serial Interface Clock
5		O	2-Wire Serial Interface Clock
		O
6	MOD_ABS	LVTTL-O	Module Absent, connected to ground in the
6	MOD_ABS	LVTTL-O	module
			module
7	RX_Reset	LVTTL-I	Receiver RESET signal
8	RX_SD	LVTTL-O	Receiver Signal Detected Indication
9	RSSI_TRIG	LVTTL-I	Receiver RSSI Trigger signal
10	VeeR		Module Receiver Ground
11	VeeR		Module Receiver Ground
12	RD-	LVPECL-	Receiver Inverted Data Output
12		O	Receiver Inverted Data Output
		O
13	RD+	LVPECL-	Receiver Non-Inverted Data Output