1.25Gbps Upstream/1.25Gbps Downstream
GE-PON ONU Transceiver
FEATURES
RoHS compliant
IEEE802.3ah Gigabit Ethernet compliant
2x5 pin SFF package with SC Receptacle
1310nm Burst Mode 1.25Gbps transmitter,
and 1490nm Continuous Mode 1.25Gbps
receiver
Integrated with WDM filter to cut 1550nm and
1650nm optical signal off
Single +3.3V power supply
LVPECL electrical signal interface
LVTTL Bias Control input and Rx Signal
Detect output
OPEP-33-A4K1R
Description
DELTA’s GE-PON ONU transceiver
OPEP-33-A4K1R is designed for Gigabit Ethernet
Passive Optical Network transmission.
The module is contained in a 2x5 SFF
package with standard SC receptacle connector.
The module consists 1310nm DFB laser,
InGaAs PIN, Preamplifier and WDM filter in a
high-integrated optical sub-assembly, and it
receives up to 1.25Gbps of continuous data at
1490nm, and transmits 1.25Gbps of burst-mode
data at 1310nm.
Laser Class 1 Product which comply with the
requirements of IEC 60825-1 and IEC 60825-2
Application
IEEE 802.3ah 1000BASE-PX20-U
GE-PON ONU
Burst Mode Application
FTTx WDM Broadband Access
OPEP-33-A4K1R data link up to 20km in
9/125um single mode fiber.
DELTA ELECTRONICS, INC.
1 Revision: S0
06/01/2007
www.deltaww.com
OPEP-33-A4K1R
1. Absolute Maximum Ratings
Parameter Symbol Min. Typ. Max. Unit Note
Storage Temperature Ts -40 85 ºC
Storage Ambient Humidity HA 5 95 %
Power Supply Voltage VCC -0.3 4 V
Signal Input Voltage -0.3 Vcc+0.3 V
Receiver Damage Threshold +7 dBm
Lead Soldering Temperature/Time T
Lead Soldering Temperature/Time T
260/10 ºC/sec Note (1)
SOLD
380/10 ºC/sec Note (2)
SOLD
Note (1). Suitable for wave soldering
Note (2). Only for soldering by iron
2. Recommended Operating Conditions
Parameter Symbol Min. Typ. Max. Unit Note
Ambient Operating Temperature TA 0 70 ºC
Ambient Humidity HA 5 85 %
Power Supply Voltage VCC 3.13 3.3 3.47 V
Power Supply Current ICC 300 mA
Power Supply Noise Rejection 100 mVp-p
Data Rate
1.25
-100ppm
1.25
1.25
+100ppm
Gbps
Transmission Distance 20 km
Without air flow
Non-condensing
100Hz to 1MHz
3. Specification of Transmitter
Parameter Symbol Min. Typ. Max. Unit Note
Average Launched Power (B.O.L) PO
Average Launched Power (E.O.L) PO
Launched power (Peak.) PP
Extinction Ratio ER
Center Wavelength
Spectrum Width (RMS)
λ
C
σ
Side Mode Suppression Ratio SMSR 30 dB
Transmitter OFF Output Power P
Off
Laser Burst On Time Ton 32
Laser Burst Off Time Toff 32
Optical Rise/Fall Time tr/tf 260 ps Note (2)
Total Jitter tJ 128 ps Note (3)
Optical Return Loss Tolerance ORLT 15 dB
Relative Intensity Noise RIN15OMA -115 dB/Hz
Optical Transmitter Reflectance -10 dB
Transmitter and Dispersion Penalty TDP 1.8 dB
Output Eye Mask
{X1,X2,Y1,Y2,Y3}
Compliant with IEEE 802.3ah
{0.22,0.375,0.20,0.20,0.30}
Note (1). Launched power (avg.) is power coupled into a single mode fiber with master connector.
B.O.L=Before of Life; E.O.L= End of Life
0 +4
-0.5 +4.5
+7.5
9
dBm Note (1)
dBm Note (1)
dBm
dB
1260 1310 1360 nm DFB Laser
Compliant with IEEE 802.3ah
-45
nm Note (4)
dBm
Note (5)
DELTA ELECTRONICS, INC.
2 Revision: S0
06/01/2007
www.deltaww.com
Note (2). These are unfiltered 20-80% values.
Note (3). Measure at 2
7
-1 NRZ PRBS pattern
Note (4). Transmitter spectral limits
Center Wavelength
nm nm
1260 0.72
1270 0.86
1280 1.07
1290 1.40
1300 2.00
1304 2.42
1305 2.55
1308
1317
1320 2.53
1321 2.41
1330 1.71
1340 1.29
1350 1.05
1360 0.88
MS spectral width(max)
1000Base-PX20-U
3.00
OPEP-33-A4K1R
Transmitter Spectral Limits
4
3
2
RMS (nm)
1
0
1240 1260 1280 1300 1320 1340 1360 1380
Center Wavelength (nm)
Note (5). Transmitter eye mask definition
ormalized Amplitude
1+ Y 3
1
1- Y1
0.5
Y1
0
- Y2
X1 X2
ormalized Time
1- X2
1- X1
DELTA ELECTRONICS, INC.
1
3 Revision: S0
06/01/2007
www.deltaww.com