OPT-1250xxxx Series
DELTA ELECTRONICS, INC.
4 Jan.,
2008
Rev. 0H
www.deltaww.com
Multi-Mode Series Transceiver
(OPT-1250A1F1x, OPT-1250A2F2x, OPT-1250A4F1x)
(At recommended ambient operating temperature, T
A
and supply voltage, V
CC
; Data Rate=1.25Gb/sec,
PRBS=2
7
-1 NRZ, 62.5/125um MMF)
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
0.26
ns
1
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
Optical Rise/Fall time
t
r
/t
f
0.36
ns
1
Signal Detect-Asserted (Avg.)
P
A
-17
dBm
Signal Detect-De-asserted (Avg.)
P
D
-30
dBm
Signal Detect-Hysteresis
P
A
-P
D
0.5 dB
Receiver saturation power
P
SAT
-4
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 and ER=9dB.
Mask of the eye diagram for the optical transmit signal
