Overview:
The SFP transceivers are high performance, cost effective modules supporting data-rate of 1.25Gbps and 80km transmission distance with SMF.
Features:
- Data-rate of 1.25Gbps operation
- 1550nm DFB laser and PIN photodetector for 80km transmission
- Compliant with SFP MSA and SFF-8472 with duplex LC receptacle
- Digital Diagnostic Monitoring:Internal Calibration or External Calibration
- Compatible with RoHS
- +3.3V single power supply
- Operating case temperature:
Standard : 0 to +70°C
Extended : -20 to +85°C
Specification:
|
Absolute Maximum Ratings
|
|
Parameter
|
Symbol
|
Min
|
Max
|
Unit
|
|
Supply Voltage
|
Vcc
|
-0.5
|
4.5
|
V
|
|
Storage Temperature
|
Ts
|
-40
|
+85
|
°C
|
|
Operating Humidity
|
-
|
5
|
85
|
%
|
|
Recommended Operating Conditions
|
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
|
Operating Case Temperature
|
Standard
|
Tc
|
0
|
|
+70
|
°C
|
|
Extended
|
-20
|
|
+85
|
°C
|
|
Power Supply Voltage
|
Vcc
|
3.13
|
3.3
|
3.47
|
V
|
|
Power Supply Current
|
Icc
|
|
|
300
|
mA
|
|
Data Rate
|
|
|
1.25
|
|
Gbps
|
|
Optical and Electrical Characteristics
|
|
Parameter
|
Symbol
|
Min
|
Typical
|
Max
|
Unit
|
Notes
|
|
Transmitter
|
|
Centre Wavelength
|
λc
|
1480
|
1550
|
1580
|
nm
|
|
|
Spectral Width (-20dB)
|
∆λ
|
|
|
1
|
nm
|
|
|
Side Mode Suppression Ratio
|
SMSR
|
30
|
|
|
dB
|
|
|
Average Output Power
|
Pout
|
0
|
|
5
|
dBm
|
1
|
|
Extinction Ratio
|
ER
|
9
|
|
|
dB
|
|
|
Optical Rise/Fall Time (20%~80%)
|
tr/tf
|
|
|
0.26
|
ns
|
|
|
Data Input Swing Differential
|
VIN
|
400
|
|
1800
|
mV
|
2
|
|
Input Differential Impedance
|
ZIN
|
90
|
100
|
110
|
Ω
|
|
|
TX Disable
|
Disable
|
|
2.0
|
|
Vcc
|
V
|
|
|
Enable
|
|
0
|
|
0.8
|
V
|
|
|
TX Fault
|
Fault
|
|
2.0
|
|
Vcc
|
V
|
|
|
Normal
|
|
0
|
|
0.8
|
V
|
|
|
Receiver
|
|
Centre Wavelength
|
λc
|
1260
|
|
1580
|
nm
|
|
|
Receiver Sensitivity
|
|
|
|
-23
|
dBm
|
3
|
|
Receiver Overload
|
|
-3
|
|
|
dBm
|
3
|
|
LOS De-Assert
|
LOSD
|
|
|
-24
|
dBm
|
|
|
LOS Assert
|
LOSA
|
-30
|
|
|
dBm
|
|
|
LOS Hysteresis
|
|
1
|
|
4
|
dB
|
|
|
Data Output Swing Differential
|
Vout
|
370
|
|
1800
|
mV
|
4
|
|
LOS
|
High
|
2.0
|
|
Vcc
|
V
|
|
|
Low
|
|
|
0.8
|
V
|
|