MAX3738 Maxim Integrated Products, MAX3738 Datasheet - Page 4

• Manufacturer Part Number: MAX3738
• Description: 155Mbps to 4.25Gbps SFF/SFP Laser Driver with Extinction Ratio Control
• Manufacturer: Maxim Integrated Products

155Mbps to 4.25Gbps SFF/SFP Laser Driver
with Extinction Ratio Control
4
(V
CC
_______________________________________________________________________________________
90
88
86
84
82
80
78
76
74
72
70
= +3.3V, C
-40
(I
(2.7Gbps, 2
MOD
-30 -20
BIAS-CURRENT MONITOR RATIO
= 30mA, 3.125Gbps, 2
ELECTRICAL EYE DIAGRAM
OPTICAL EYE DIAGRAM
-10 0 10 20 30 40
vs. TEMPERATURE
APC
7
TEMPERATURE (°C)
- 1 PRBS, 2.3GHz FILTER)
= 0.01µF, I
54ps/div
46ps/div
1310nm FP LASER
50 60
BIAS
7
- 1 PRBS)
r
MAX3738 toc01
e
MAX3738 toc04
= 8.2dB
70
= 20mA, I
80
90
MOD
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
= 30mA, T
-40
(1.25Gbps, 2
(I
MOD
-30 -20
PHOTOCURRENT MONITOR RATIO
ELECTRICAL EYE DIAGRAM
= 30mA, 4.25Gbps, 2
-10 0 10 20 30 40
OPTICAL EYE DIAGRAM
vs. TEMPERATURE
A
TEMPERATURE (°C)
7
= +25°C, unless otherwise noted.)
- 1 PRBS, 940MHz FILTER)
116ps/div
34ps/div
Typical Operating Characteristics
1310nm FP LASER
50 60
7
- 1 PRBS)
r
e
MAX3738 toc05
MAX3738 toc02
70
= 8.2dB
80
90
75mV/div
(EXCLUDES BIAS AND MODULATION CURRENTS)
60
55
50
45
40
35
30
90
80
70
60
50
40
30
20
10
0
SUPPLY CURRENT (I
-40
1
(I
MODULATION CURRENT vs. R
-30
MOD
-20
ELECTRICAL EYE DIAGRAM
= 30mA, 2.7Gbps, 2
-10
3.3V
0
TEMPERATURE (°C)
www.DataSheet4U.com
10
R
3.63V
MODSET
52ps/div
20
CC
10
30
) vs. TEMPERATURE
1pF BETWEEN OUT+
(kΩ)
40
50
7
2.97V
AND OUT-
- 1 PRBS)
60
MODSET
MAX3738 toc03
70
80
100
90