Delta Electronics LCP-2125 - Manual (Page 3)

DELTA ELECTRONICS, INC.
3 Nov., 2006
Rev. 1D
www.deltaww.com
Optical Characteristics
(V
CC
=3.3V ± 5%, Data Rate=2.125Gb/sec, PRBS=2 7 -1 NRZ)
Parameter Symbol Min. Typ. Max. Unit Note
Transmitter
Output Optical Power (Avg.) P O -9.5 -4 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
150 psec 1
Output Eye
Complies with the ANSI FC-PI Rev. 13 specification, and is class 1
laser eye safety
Receiver
Sensitivity (Avg.) P IN -17 dBm 2
Input Optical Wavelength λ 850 nm
LOS-Deasserted (Avg.) P A -17 dBm
LOS-Asserted (Avg.) P D -30 dBm
LOS-Hysteresis P A -P D 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 2.125Gb/s,
2 7 -1 PRBS and ER=9dB.
Mask of the eye diagram for the optical transmit signal