Manual

MAX3737
Multirate Laser Driver with Extinction
Ratio Control
200
230
220
210
240
250
260
270
280
290
300
-40 10-15 35 60 85
MODULATION-CURRENT MONITOR GAIN
vs. TEMPERATURE
MAX3737 toc08
TEMPERATURE (
°
C)
I
MOD
/I
MC_MON
(mA/mA)
90
0
1 10 100
MODULATION CURRENT
vs. R
MODSET
20
10
MAX3737 toc09
R
MODSET
(kΩ)
I
MOD
(mA)
40
30
60
70
50
80
0
15
10
5
20
25
30
35
40
45
50
02010 30 5040 70 8060 90
DETERMINISTIC JITTER
vs. MODULATION CURRENT
MAX3737 toc11
I
MOD
(mA)
DJ
(ps
P-P
)
0
0.5
1.0
1.5
2.0
0 20 40 60 80 100
RANDOM JITTER
vs. MODULATION CURRENT
MAX3737 toc12
I
MOD
(mA)
RJ
(ps
RMS
)
10
0.01
0 0.1 100
COMPENSATION (K)
vs. R
MODBCOMP
0.1
1
MAX3737 toc13
R
MODBCOMP
(kΩ)
K
(mA/mA)
110
30
50
40
60
70
80
90
100
-20 200 40 60 80 100
TEMPERATURE COMPENSATION
vs. R
TH_TEMP
(R
MODCOMP
= 500Ω)
MAX3737 toc14
TEMPERATURE (
°
C)
I
MOD
(mA)
R
TH_TEMP
= 12kΩ
R
TH_TEMP
= 7kΩ
R
TH_TEMP
= 4kΩ
R
TH_TEMP
= 2kΩ
Typical Operating Characteristics (continued)
(V
CC
= +3.3V, C
APC
= 0.01µF, I
BIAS
= 20mA, I
MOD
= 30mA, T
A
= +25°C, unless otherwise noted.)
1.6
0
0.1 10 100
PHOTODIODE CURRENT
vs. R
APCSET
0.4
0.2
0.6
0.8
1.0
1.2
1.4
MAX3737 toc10
R
APCSET
(kΩ)
I
MD
(mA)
1
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