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參數(shù)資料
| 型號(hào)： | 755MM-M-10-P-L-07-48-SC |
| 廠商： | EMCORE CORP |
| 元件分類： | 光發(fā)射 |
| 英文描述： | FIBER OPTIC TRANSMITTER, PANEL MOUNT, SC/APC CONNECTOR |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 216K |
| 代理商： | 755MM-M-10-P-L-07-48-SC |
3
PRELIMINARY DATASHEET| OCTOBER 3, 2007
EMCORE CORPORATION
Model 755MM-M Optical Transmitter
RF Characteristics
1
Parameter
Condition
Min
Typ
Max
Unit
Frequency Response Flatness
75
Ω input, 47 - 1002 MHz
50
Ω input, 950 - 2600 MHz
-
1.5
3.5
dBp-p
Input Impedance
CATV, 47 – 1002 MHz RF Input
L-Band, 950 – 2600 MHz RF Input
-
75
50
-
Ohms
C/I (3
rd order)52
50
Ω RF Input
-
-60
dBc
75
Ω Test Port Response Flatness
Relative to 75
Ω input
-1
-
+1
dB
RF Test Point Level
With –2.0 dBm total RF power into
75
Ω input
-20.5
-
-19.5
dBm
75
Ω Input RF Level
79-channel loading, composite
-2.2
-2.0
-1.8
dBm
50
Ω Input RF Level
Composite
-0.5
0.0
+0.5
dBm
75
Ω CATV Video Input Return Loss
47 to 1002 MHz
16
-
dB
75
Ω CATV Test Port Input Return Loss
47 to 870 MHz
870 to 1002 MHz
16
14
-
dB
50
Ω L-band Input Return Loss
950 to 2600 MHz
10
-
dB
1.
25
°C ambient operation. Test receiver responsivity > 0.95 A/W at 1550 nm and equivalent noise current of 7 pA/√Hz. SMF-28 fiber, 0.25 dB/km
maximum loss, 1312 nm + 3 nm zero dispersion wavelength.
5.2. Two –3 dBm/tone carriers, fi = 2000 MHz, f2 = 2000.5 MHz, 50Ω input.
Channel Loading
RF Input
Level per
Channel
(dBmV)
Composite
RF Input
Level (dBmV)
Composite
RF Input
Level (dBm)
CNR
1,2,3
(dB)
CSO
1,3,4
(dBc)
CTB
1,3,4
(dBc)
BER
5
79 Channel NTSC
27.83
46.75
-2.0
51.0
-60
-65
-
79 Channel NTSC + 75
Channel QAM-256 @ -6 dB
27.83 (analog)
21.83 (QAM)
47.68
-1.066
49.0
-60
-65
10
-7
110 Channel NTSC
26.34
46.75
-2.0
48.5
-60
-65
-
42 Channel CENELEC
30.52
46.75
-2.0
52.0
-60
-65
-
60 Channel PAL
28.97
46.75
-2.0
52.0
-60
-65
-
1.
10 km transmitter option is tested through 0 km and 10 km SMF-28 fiber. 20 km transmitter option is tested through 0 km and 20 km SMF-28
fiber.
2.
CNR may degrade up to 0.5 dB over the operating temperature range.
3.
0 dBm optical power received.
4.
CSO and CTB may degrade up to 1.5 dB over the operating temperature range.
5.
Pre-FEC.
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