Compatible IEEE 802.3ah 1000BASE-PX20/PX20+ GEPON application
Applied to EPON OLT for a Single Fiber Bi-directional EPON System
SFP, Single SC connector, Digital Diagnostic Interface Compliant with SFF-8472
Burst Digital Receiving Signal Strength Indication (RSSI)
Single 3.3V power supply
Operation case temperature -40~85°C for industrial, -25~85°C for extended and -10~70°C for commercial
RoHS-6 compliance

Absolute Maximum Ratings

Parameter	Unit	Min.	Typical	Max.
Power Supply	V	0		4.2
Storage Ambient Temperature	°C	-40		85
Operating Case Temperature	°C	0		70
Operating Relative Humidity	%	5		95
Receiver Damaged Threshold	dBm	0

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 Case Temp for E-temp	°C	-25		85
Operating Case Temp for I-temp	°C	-40		85
Operating Relative Humidity	%	5		95
Data Rate(TX/RX)	Gbit/s		1.25

Optical Characteristics

Parameter	Unit	Min.		Typ.	Max.
TX Central Wavelength	nm	1480			1500
Spectral Width (-20dB)	nm				1
SMSR	dB	30
Mean Launched Power	dBm	2			7
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				-30
Overload	dBm		-6
Receiver Threshold Settling Time	ns				250
RX Dynamic Range(Note 3)	dBm		-30		-6
LOS-Deassert	dBm				-31
LOS-Assert	dBm		-45
SD Hysteresis	dB		0.5		6
Receiver Reflectance	dB				-12

Note:

Ordering Information

Ordering P/Ns	Description
	EPON OLT PX20+ Diplexer, 20km, Tx 1490nm 1.25G, Rx 1310nm 1.25G, SFP form-factor, SC/UPC receptacle connector, -10~70°C Commercial temperature.

Single Fiber Single Mode OLT SFP Module , 3.3V Small Form Factor Transceiver

OLT Optical Line Terminal