DELTA ELECTRONICS, INC.
3
Nov., 2006
Rev. 0
C
www.deltaww.com
Optical Characteristics (LCP-1250A4FSR)
(V
CC
=3.135V to 3.465V, Data Rate=1.25Gb/sec, PRBS=2
7
-1 NRZ, 50/125
μ
m MMF)
Parameter Symbol
Min.
Typ.
Max.
Unit
Note
Transmitter
Output Optical Power (Avg.)
P
O
-9 -3
dBm
Optical Extinction Ratio
ER
9
dB
Center Wavelength
λ
C
830 850 860 nm
Spectral Width (RMS)
σ
0.85
nm
Optical Rise/Fall Time
t
r
/t
f
260
psec 1
Total Jitter (pk-pk)
TJ
TX
220
psec
Relative Intensity Noise
RIN
-117
dB/Hz
Output Eye
Complies with the IEEE 802.3z/D2 specification, and is class 1 laser
eye safety
Receiver
Sensitivity (Avg.)
P
IN
-17
dBm 2
Input Optical Wavelength
λ
850 nm
LOS- De-Asserted (Avg.)
P
D
-17
dBm
LOS- asserted (Avg.)
P
A
-30 dBm
LOS-Hysteresis P
D
-P
A
0.5
dB
Overload P
O
-3 dBm
Notes:
1. These are 20%~80% values
2. The sensitivity is provided at a BER of 1×10
-10
or better with an input signal consisting of 1250Mb/s,
2
7
-1 PRBS.
Mask of the eye diagram for the optical transmit signal
