Download Delta Electronics LCP-1250 User's Manual

Optical Characteristics
(VCC=3.3V ± 5%, Data Rate=1250Mb/sec, PRBS=27-1 NRZ)
Parameter
Symbol
Min.
Typ.
Max.
Transmitter
Output Optical Power (Avg.)
1
-3
LCP-1250B4Mxx
1
-4
LCP-1250D4Mxx
PO
2
-3
LCP-1250D4Wxx
5
0
LCP-1250D4Rxx
5
0
LCP-1250D4Vxx
Optical Extinction Ratio
9
Center Wavelength
λC
1355
1310
1274
LCP-1250B4 Series
1570
1550
1530
LCP-1250D4 Series
Spectral Width
σ
LCP-1250B4Mxx (-20dB)
1
LCP-1250D4 Series (-20dB)
1
Side-mode Suppression Ratio
SMSR
LCP-1250B4Mxx
30
LCP-1250D4 Series
30
Optical Rise/ Fall Time
tr/tf
260
Relative Intensity Noise
RIN
-120
Output Eye
Compliant with IEEE 802.3z
Receiver
Sensitivity (Avg.)
-24
LCP-1250B4Mxx
LCP-1250D4Mxx
-21
PIN
-24
LCP-1250D4Wxx
-25
LCP-1250D4Rxx
-30
LCP-1250D4Vxx
λ
Input Optical Wavelength
1270
1570
LOS-Deasserted (Avg.)
-24
LCP-1250B4Mxx
-21
LCP-1250D4Mxx
PA
-24
LCP-1250D4Wxx
-25
LCP-1250D4Rxx
-30
LCP-1250D4Vxx
LOS-Asserted (Avg.)
PD
-40
LOS-Hysteresis
PA-PD
0.5
Overload
-1
LCP-1250B4Mxx
PO
-1
LCP-1250D4 Series
-9
LCP-1250D4Vxx
Notes:
1. These are unfiltered 20%~80% values
Unit
Note
dBm
dB
nm
nm
dB
psec
dB/Hz
1
dBm
2
nm
dBm
dBm
dB
dBm
2. The sensitivity is provided at a BER of 1×10-12or better with an input signal consisting of 1250Mb/s,
27-1 PRBS and ER=9dB.
3
DELTA ELECTRONICS, INC.
Nov., 2006
Rev. 6B
www.deltaww.com