Manual
MAX3737
Multirate Laser Driver with Extinction
Ratio Control
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +3.3V, C
APC
= 0.01µF, I
BIAS
= 20mA, I
MOD
= 30mA, T
A
= +25°C, unless otherwise noted.)
OPTICAL EYE DIAGRAM
(2.7Gbps, 2
7
- 1PRBS, 2.3GHz FILTER)
MAX3737 toc01
54ps/div
1310nm FP LASER
E
r
= 8.2dB
OPTICAL EYE DIAGRAM
(1.25Gbps, 2
7
- 1PRBS, 940MHz FILTER)
MAX3737 toc02
116ps/div
1310nm FP LASER
E
r
= 8.2dB
OPTICAL EYE DIAGRAM
(155Mbps, 2
7
- 1PRBS, 117MHz FILTER, C
APC
= 0.1µF)
MAX3737 toc03
920ps/div
ELECTRICAL EYE DIAGRAM
(I
MOD
= 30mA, 2.7Gbps, 2
7
- 1PRBS)
MAX3737 toc04
52ps/div
75mV/div
SUPPLY CURRENT (I
CC
) vs. TEMPERATURE
(EXCLUDES BIAS AND MODULATION CURRENTS)
MAX3737 toc05
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
60
40
20
0-20
40
45
50
55
60
65
35
-40 80
V
CC
= 3.63V
V
CC
= 2.97V
V
CC
= 3.3V
I
MOD
= 60mA
I
BIAS
= 60mA
BIAS-CURRENT MONITOR GAIN
vs. TEMPERATURE
MAX3737 toc06
TEMPERATURE (°C)
I
BIAS
/I
BC_MON
(mA/mA)
603510-15
72
74
76
78
80
82
84
86
88
90
70
-40 85
PHOTO-CURRENT MONITOR GAIN
vs. TEMPERATURE
MAX3737 toc07
TEMPERATURE (°C)
I
MD
/I
PC_MON
(mA/mA)
6035-15 10
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
0.80
-40 85