GBIC-1250 Long Distance Series
DELTA ELECTRONICS, INC.
3 01/23/2008
Rev. 0F
www.deltaww.com
Optical Characteristics
(T
A
=-5 °C to 70 °C, V
CC
=3.15V to 3.45V or V
CC
=4.75V to 5.25V, Data Rate=1250Mb/sec, PRBS=2
7
-1NRZ)
Parameter Symbol
Min.
Typ.
Max.
Unit
Note
Transmitter
Output Optical Power (Avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR
P
O
-4
-5
-3
0
0
1
0
2
5
5
dBm
Optical Extinction Ratio
ER
9
dB
Center Wavelength
GBIC-1250B5 Series
GBIC-1250D5 Series
λ
C
1274
1530
1310
1550
1355
1570
nm
Spectral Width
σ
1
nm
Optical Rise/ Fall Time
t
r
/t
f
260
psec 2
Receiver
Optical input sensitivity (avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR
P
IN
-23
-22
-24
-24
-29
dBm 1
Optical input saturation (avg.)
GBIC-1250B5 Series
GBIC-1250D5 Series
GBIC-1250D5VR
P
SAT
-1
-1
-9
dBm
Optical Wavelength
λ
1270 1570 nm
LOS - Deasserted (avg.)
GBIC-1250B5LR
GBIC-1250D5MR
GBIC-1250D5WR
GBIC-1250D5RR
GBIC-1250D5VR
P
A
-23
-22
-24
-24
-29
dBm
LOS - Asserted (avg.)
P
D
-40 dBm
LOS - Hysteresis
P
A
-P
D
0.5 dB
Note:
1. 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.
1
0
X X
1X
Normalize
d
1X
1 Y3
0
-Y
Y
0.
1
1Y
2. These are 20%~80% values
Normalized
