MAX3869 Просмотр технического описания (PDF) - Maxim Integrated
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MAX3869 Datasheet PDF : 15 Pages
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+3.3V, 2.5Gbps SDH/SONET Laser Driver
with Current Monitors and APC
Typical Operating Characteristics (continued)
(VCC = +3.3V, load as shown in Figure 2, TA = +25°C, unless otherwise noted.)
ELECTRICAL EYE DIAGRAM
(IMOD = 30mA, 213-1 +80 CID, 32 TQFP-EP)
ELECTRICAL EYE DIAGRAM
(IMOD = 60mA, 213-1 +80 CID, 32 TQFP-EP)
120
100
80
60
40
20
0
1
100ps/div
IBIASMAX vs. RBIASMAX
10
100 300
RBIASMAX (kΩ)
100
90
80
70
60
50
40
30
20
10
0
1
100ps/div
IMOD vs. RMODSET
10
100
RMODSET (kΩ)
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
5
RANDOM JITTER vs. IMOD
10 15 20 25 30 35 40 45 50
IMOD (mA)
IMD vs. RAPCSET
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.1
1
10
100
RAPCSET (kΩ)
SUPPLY CURRENT vs. TEMPERATURE
(EXCLUDE IBIAS, IMOD, 25Ω LOAD)
100
90
80
VCC = +5.5V
70
60
VCC = +3.14V
50
40
30
20
10
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
BIAS-CURRENT MONITOR GAIN
vs. TEMPERATURE
50
40
IBIAS = 100mA, IMOD = 50mA
IBIAS = 10mA, IMOD = 10mA
30
20
10
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
_______________________________________________________________________________________ 5
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