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参数资料
| 型号： | FTGN3025Q1TAS |
| 元件分类： | 光收发 |
| 英文描述： | FIBER OPTIC TRANSCEIVER, 1260-1360nm, 1244.16Mbps(Tx), 2488.32Mbps(Rx), PANEL MOUNT, THROUGH HOLE MOUNT, SC/APC CONNECTOR |
| 封装： | ROHS COMPLIANT |
| 文件页数： | 6/10页 |
| 文件大小： | 104K |
| 代理商： | FTGN3025Q1TAS |
FTGN3025Q1TAx GPON ONU Triple-play Product Specification - April, 2008
F i n i s a r
Finisar Corporation April 2 2008 Rev.A.1
Page 5
IV.
Optical Characteristics (TOP = -40 to 85 °C, VCC = 3.1 to 3.5 Volts)
Parameter
Symbol
Min
Typ
Max
Unit
Ref.
Cross-talk 1310nm Tx to 1490 Rx
-47
dB
Cross-talk 1310nm Tx to 1555nm Rx
-47
dB
Isolation 1490nm ext. to 1555nm Rx
30
dB
Isolation 1555nm ext. to 1490nm Rx
30
dB
Back reflection at 1310 nm
-20
dB
Back reflection at 1490 nm
-20
dB
Back reflection at 1555 nm
-20
dB
Transmitter
Data Rate
BR
1244.16
Mb/s
1
Optical Wavelength
λ
1260
1310
1360
nm
Spectral Width (-20dB)
σ
1
nm
Output Optical Power
POUT
0.5
5
dBm
2
Optical Extinction Ratio
ER
10
dB
Transmitter Ouput Power at Tx off
-45
dBm
Optical Rise/Fall Time
tr/ tf
250
ps
3
Digital Receiver
Data Rate
BR
2488.32
Mb/s
4
Optical Center Wavelength
λ
C
1480
1490
1500
nm
Average Rx Sensitivity
RSENS1
-30
-28
dBm
5
Overload
Roverload
-8
dBm
Optical Input Return Loss
ORL
20
dB
SD Assert
SDA
-28
dBm
SD De-Assert
SDD
-38
dBm
SD Hysteresis
0.5
dB
SD Asser/De-assert time
100
s
Rx Power D.D. Accuracy
±3
dB
Analog Receiver
Operating Wavelength
λ
A
1550
1555
1560
nm
Frequency Range
54
870
MHz
Automatic gain control time constant
TAGC
0.5
s
6
Channel Bandwidth
4
MHz
Channel Spacing
6
MHz
Channel Plan
40 Analog channels at 54-550MHz; 63 Digital chanels 6dB
below analog (225-870MHz)
Optical Return Loss
ORL
20
dB
Optical Input Power
PIN
-8
2
dBm
7
Optical modulation index (per
channel)
OMI
4.3
%
RF Output Power:
55 MHz
550 MHz
870 MHz
18.5
20.1
22.5
dBmV/
channel
Responsivity (Target)
R
0.8
A/W
EINC (optical thermal noise)
6.5
pA/rtHz
RF Output Flatness
0
4
dB
RF Output Return Loss
S22
14
dB
Output Impedance
Ω
75
Composite Second Order Distortion
CSO
-55
dBc
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