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參數(shù)資料
| 型號(hào)： | LCP-2488B4JDRT |
| 元件分類： | 光收發(fā) |
| 英文描述： | FIBER OPTIC TRANSCEIVER, 1260-1360nm, 2488Mbps(Tx), 2488Mbps(Rx), SURFACE MOUNT, LC CONNECTOR |
| 封裝： | ROHS COMPLIANT PACKAGE |
| 文件頁數(shù)： | 7/13頁 |
| 文件大?。?/td> | 262K |
| 代理商： | LCP-2488B4JDRT |
DELTA ELECTRONICS, INC.
3
2008/11/17
Rev. 0A
www.deltaww.com
Optical Characteristics
Transmitter
(VCC=3.3V ± 5%, Data Rate=2488Mb/sec, PRBS=2
23-1 NRZ)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Note
Output Optical Power (Avg.)
P
-5
0
dBm
Optical Extinction Ratio
ER
8.2
dB
Center Wavelength
C
1260
1310
1360
nm
Spectral Width (-20dB)
1
nm
Side-mode Suppression Ratio
SMSR
30
dB
Optical Rise/ Fall Time
tr/tf
150/200
psec
1
Return Loss
RL
24
dB
Path Penalty
1
dB
2
Output Eye
Compliant with GR-253 and ITU recommendation G.957
Receiver
(VCC=3.3V ± 5%, Data Rate=2488Mb/sec, PRBS=2
23-1 NRZ)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Note
Sensitivity (Avg.)
PS
-18
dBm
3
Input Optical Wavelength
1260
1310
1360
nm
LOS-Deasserted (Avg.)
PA
-18
dBm
LOS-Asserted (Avg.)
PD
-35
dBm
LOS-Hysteresis
PA-PD
0.5
dB
Overload
P0
0
dBm
Reflectance
r
-27
dB
Notes:
1. These are unfiltered 20%~80% values.
2. Measured at 2.488 Gb/s with a PRBS 2
23-1 pattern at a BER<10-10 over 15 km SMF-28 fiber.
3. The sensitivity is provided at a BER of 1×10
-12 or better with an input signal consisting of 2488Mb/s,
2
23-1 PRBS and ER=9dB.
Mean level of logical “1”
Mean level of logical “0”
A
m
p
litu
d
e
Time
Optical Pulse Mask with Bessel Filter Specified in ITU-T G.957
1.25
1.00
0.75
0.25
0.00
-0.25
Mean level of logical “1”
Mean level of logical “0”
A
m
p
litu
d
e
Time
Optical Pulse Mask with Bessel Filter Specified in ITU-T G.957
1.25
1.00
0.75
0.25
0.00
-0.25
Mask of the eye diagram for the optical transmit signal
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