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DELTA ELECTRONICS, INC.
3 2007/11/29
Rev. 0A
www.deltaww.com
Optical Characteristics
(V
CC
=3.3V ± 5%, Data Rate=1250Mb/sec, PRBS=2
7
-1 NRZ)
Parameter Symbol Min. Typ. Max. Unit Note
Transmitter
Output Optical Power (Avg.) P
O
-4 1 dBm
Optical Extinction Ratio ER 9 dB
Center Wavelength
C
1274 1310 1355 nm
Spectral Width (-20dB)
1 nm
Side-mode Suppression Ratio SMSR 30 dB
Optical Rise/ Fall Time t
r
/t
f
260 psec 1
Relative Intensity Noise RIN -120 dB/Hz
Output Eye
Compliant with IEEE 802.3z
Receiver
Sensitivity (Avg.) P
IN
-23 dBm 2
Input Optical Wavelength
1270 1570 nm
LOS-Deasserted (Avg.) P
A
-23 dBm
LOS-Asserted (Avg.) P
D
-40 dBm
LOS-Hysteresis P
A
-P
D
0.5 dB
Overload (Avg.) P
O
-1 dBm
Notes:
1. These are unfiltered 20%~80% values
2. The sensitivity is provided at a BER of 1×10
-12
or better with an input signal consisting of 1250Mb/s,
2
7
-1 PRBS and ER=9dB.
Mask of the eye diagram for the optical transmit signal