pon module 20km 1.25G px20+++ sfp module epon olt px20 7dBm epon olt sfp transceiver

Product Features:

√ Compatible IEEE 802.3ah 1000BASE-PX20++

√ Enhanced GEPON application

√ Applied to EPON OLT for a Single Fiber Bi-directional System

√ SFP, Single SC connector, Digital Diagnostic Interface Compliant SFF-8472

√ Burst Digital Receiving Signal Strength Indication (RSSI)

√ Single 3.3V power supply operation case temperature -10~70°C for commercial

√ RoHS-6 compliance

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Product Detail

pon module 20km 1.25G px20+++ sfp module epon olt px20 7dBm epon olt sfp transceiver

1.Absolute Maximum Ratings

Parameter	Unit	Min.	Typical	Max.
Power Supply	V	0		4.2
Storage Ambient Temperature	°C	-40		85
Operating Case Temperature	°C	-40		85
Operating Relative Humidity	%	5		95
Receiver Damaged Threshold	dBm	0

2.Operating Condition

Parameter	Unit	Min.	Typical	Max.
Power Supply	V	3.1	3.3	3.5
Operating Case Temp for C-temp	°C	-10		70
Operating Relative Humidity	%	5		95
Data Rate(TX/RX)	Gbit/s		1.25

3.Optical Characteristics

Parameter	Unit	Min.	Typ.	Max.
TX Central Wavelength	nm	1480		1500
Spectral Width (-20dB)	nm			1
SMSR	dB	30
Mean Launched Power (BOL)	dBm	7	7.5	10
Mean Launched Power (TX Off)	dBm			-39
Extinction Ratio(Note 1)	dB	9
TX Total Jitter	UI			0.43
Rise/Fall Time (20%-80%)	ps			260
RIN₁₅OMA	dB/Hz			-115
Optical Return Loss Tolerance	dB	-12
Transmitter and dispersion Penalty(20km G.652)	dB			2.3
TX Optical Eye Mask	Compliant With IEEE Std 802.3ah™-2004
Receive Wavelength	nm	1260		1360
Sensitivity (Note 2)	dBm			-33
Overload	dBm	-6
Dynamic Rang	dB	25
Receiver Threshold Settling Time	ns			250
RX Dynamic Range(Note 3)	dBm	-30		-6
LOS-Deassert	dBm			-34
LOS-Assert	dBm	-45
SD Hysteresis	dB	0.5		6
Receiver Reflectance	dB			-12

4.Electrical Characteristics

Parameter	Unit	Min.	Typical	Max.
Power Supply Current	mA			300
Data Input Differential Swing	mV	200		1600
Data Differential Impedance	Ω	90	100	110
TTL Input -Low	V	0		0.8
TTL Input -High	V	2.0		Vcc
TTL Output -Low	V	0		0.4
TTL Output -High	V	2.4		Vcc
Data Output Differential Swing	mV	400		1600
Los Assert Time	ns			500
Los Deassert Time	ns			500