Datasheet
ELECTRICAL EYE DIAGRAM
(I
MOD
= 35mA)
MAX3669 TOC02
200ps/div
PATTERN = 2
13
- 1 + 80 CID
I
MOD
= 35mA
622Mbps DATA RATE
ELECTRICAL EYE DIAGRAM
(I
MOD
= 75mA)
MAX3669 TOC03
200ps/div
PATTERN = 2
13
- 1 + 80 CID
I
MOD
= 75mA
622Mbps DATA RATE
EYE DIAGRAM
(622Mbps, 1300nm LASER
WITH 467MHz FILTER)
MAX3669 TOC01
200ps/div
2
23
– 1 PRBS
10
0.01
1 10 100
MONITOR DIODE CURRENT
vs. APC SET RESISTOR
0.1
1
MAX3669 TOC04
R
APCSET
(kΩ)
I
MD
(mA)
1000
1
0.1 101 100
BIAS CURRENT
vs. MAXIMUM BIAS SET RESISTOR
10
100
MAX3669 TOC05
R
BIASMAX
(kΩ)
I
BIAS
(mA)
100
1
0.1 100 1000
MODULATION CURRENT
vs. MODULATION SET RESISTOR
10
MAX3669 TOC06
R
MODSET
(kΩ)
I
MOD
(mA)
101
16
17
19
18
20
21
04020 60 80
RANDOM JITTER
vs. MODULATON CURRENT
MAX3669 TOC07
I
MOD
(mA)
RANDOM JITTER (ps
P-P
)
INCLUDES RANDOM JITTER
DUE TO MEASUREMENT
EQUIPMENT
0
15
10
5
20
25
30
35
40
45
50
04020 60 80
PULSE-WIDTH DISTORTION
vs. MODULATION CURRENT
MAX3669 TOC08
I
MOD
(mA)
PWD (ps)
-40 10-15 35 60 85
MAX3669 TOC09
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
0
20
10
40
30
50
60
SUPPLY CURRENT
vs. TEMPERATURE
I
BIAS
= 48mA
I
MOD
= 27mA
V
CC
= 5.0V
V
CC
= 3.3V
+3.3V, 622Mbps SDH/SONET
Laser Driver with Current Monitors and APC
4 Maxim Integrated
MAX3669
Typical Operating Characteristics
(V
CC
= +3.3V, T
A
= +25°C, unless otherwise noted.)