3998 Series 1550 nm
Externally-Modulated Transmitter
DATASHEET | OCTOBER 2013
FIBER OPTICS
Optical / Electrical Characteristics
L-Type
Property
Performance (note 1-8)
Specified Link Length
Units
Models
3998-L02 3998-L03
Comments
3998-L01
3998-L04
L (km)
25
25
25
25
With 36 QPSK carriers
from 950 to 2800 MHz
Channel Plan
NTSC 80-Ch
8.5/8.5
PAL 60-Ch
NTSC 110-ch
PAL 89-Ch
8.5/8.5
Min. 10 dBm version
avail. See Chart
Optical Output Power
Po (dBm)
8.5/8.5
8.5/8.5
Noise Bandwidth
BW (MHz)
(dBm)
4
5
4
5
SBS Suppression
15.0
51.0
-65
-65
-64
27
15.0
51.0
-65
-65
-64
27
15.0
49.5
-65
-65
-64
27
15.0
49.5
-65
-65
-64
27
Min.
CATV Carrier to Noise Ratio
CATV Composite Second Order
CATV Composite Triple Beat
CATV Composite Triple Beat
SAT-IF Carrier to Noise Ratio
SAT-IF Intermodulation Products
SAT-IF Spurious Products
CNR (dB)
CSO (dBc)
CTB (dBc)
CTB (dBc)
CNR (dB)
(dBc)
Min.
Max. Port 1
Max. @ +25°C
Max. @ 0oC to 50oC
Min.
-35
-38
-35
-38
-35
-38
-35
-38
Max. Port 1
Max.
(dBc)
D-Type
Property
Performance (note 1-7)
Specified Link Length
Units
Models
Comments
3998-D01
3998-D02
3998-D03
3998-D04
L (km)
40
40
40
40
Channel Plan
NTSC 80-Ch
PAL 60-Ch
11.0
5
NTSC 110-ch
PAL 89-Ch
11.0
5
Optical Output Power
Noise Bandwidth
Po (dBm)
BW (MHz)
(dBm)
11.0
4
11.0
4
Min.
SBS Suppression
> 12.0
54.0
-65
>12.0
54.0
-65
>12.0
51.0
-65
>12.0
51.0
-65
Min.
Carrier to Noise Ratio
Composite Second Order
Composite Triple Beat
Composite Triple Beat
CNR (dB)
CSO (dBc)
CTB (dBc)
CTB (dBc)
Min.
Max.
-65
-65
-65
-65
Max. @ +25°C
Max. @ 0oC to 50oC
-64
-64
-64
-64
|
REV 2013.10
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.
EMCORE [ EMCORE CORPORATION ]
