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1751A Datasheet(PDF) 3 Page - Emcore Corporation

Part No. 1751A
Description  1751A 1550 nm DWDM DFB Laser Module
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Maker  EMCORE [Emcore Corporation]
Homepage  http://www.emcore.com
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1751A Datasheet(HTML) 3 Page - Emcore Corporation

   
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DATASHEET | JUNE 2012
FIBER OPTICS
| REV 2012.06
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
RF Characteristic
Parameter
Symbol
Condition
Min
Typ
Max
Units
Frequency Range
1
Return Path
Forward Path
F
IF = 60 mA
5
40
-
-
210
860
MHz
MHz
Frequency Response
1
Return Path Version 5-210 MHz
Forward Path Version 40- 860 MHz
-
-
IF = 60 mA,
TOP = 25 C
-
-
±0.5
±0.5
-
-
dB
dB
RF Return Loss
1
| S11 |
-
16
-
-
dB
Composite Second Order
CSO
IF = IOP
Note 2, 3, 4 and 5
50
-
-
dBc
Composite Triple Beat
CTB
IF = IOP
Note 2, 3, 4 and 5
60
-
-
dBc
Carrier to Noise Ratio
CNR
IF = IOP
Note 2, 3, 4 and 5
51
-
-
dB
Adiabatic Chirp
FM
IF = 60 mA, T = 25 C,
measured at 500 MHz
40
-
100
MHz/m
A
Nominal Input Impedance
ZIN
-
-
25
-
dB
1. Measured on a 50
 resistively matched system.
2. I OP is the bias point at which simultaneously the linearity, the min. optical power and the required operating wavelength,
OP are obtained.
3. 8 channel loading with 10% OMI and 40 km fiber length.
4. Receiver thermal noise 8 pA*Hz
-0.5, 0.5mA at Ith+40mA, photodiode responsivity ~1.1A/W, noise bandwidth 4.2 MHz
5. Forward band (FB=45-870 MHz): Eight channel CW measurement: channel frequencies set at 553.25, 559.25, 565.25,
571.25, 577.25, 583.25, 589.25, and 595.25 MHz. CTB measured at 553.25, 577.25, and 595.25 MHz. CSO measured at
42 MHz
6. Measured Wavelength = Operating wavelength with a tolerance of + 0.05 nm.
Electrical Schematics
Figure 1. 1751A Laser Schematic
Figure 2. 1751A Circuit Schematic
1751A 1550 nm DWDM DFB Laser Module


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