MAX3942 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX3942 Datasheet PDF : 10 Pages
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10Gbps Modulator Driver
Typical Operating Characteristics
(Typical values are at VEE = -5.2V, IMOD = 100mA, TA = +25°C, unless otherwise noted.)
10.7Gbps ELECTRICAL EYE DIAGRAM
(VMOD = 2VP-P DIFFERENTIAL, 231 - 1 PRBS)
16ps/div
PULSE WIDTH vs. RPWC
RPWC- (Ω)
2000 1750 1500 1250 1000 750 500 250 0
850
840
MEASURED AT 1.25Gbps
WITH A 1010 PATTERN
830
820
810
800
790
780
770
760
750
0
250 500 750 1000 1250 1500 1750 2000
RPWC+ (Ω)
POWER-SUPPLY NOISE REJECTION
vs. FREQUENCY
30
25
20
15
10
5
0
1
10
100
1k
10k
FREQUENCY (Hz)
10.7Gbps ELECTRICAL EYE DIAGRAM
(VMOD = 6VP-P DIFFERENTIAL, 231 - 1 PRBS)
16ps/div
PULSE-WIDTH DISTORTION
vs. TEMPERATURE
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -30 -10 10 30 50 70 90
TEMPERATURE (°C)
DIFFERENTIAL S11 vs. FREQUENCY
(DEVICE POWERED)
0
-5
-10
-15
-20
-25
-30
-35
-40
0
3
6
9
12
15
FREQUENCY (GHz)
SUPPLY CURRENT vs. TEMPERATURE
(50Ω LOAD, EXCLUDES IMOD)
170
160
150
RETIMING ENABLED
140
130
120
RETIMING DISABLED
110
100
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
DIFFERENTIAL VMOD vs. VMODSET
(ZL = 50Ω ON OUT+ AND OUT-)
7
VMODSET IS RELATIVE TO VEE
6
5
4
3
2
1
0
0
0.25
0.50
0.75
1.00
VMODSET (V)
DIFFERENTIAL S22 vs. FREQUENCY
(DEVICE POWERED)
0
-3
-6
-9
-12
-15
-18
-21
-24
-27
-30
0
3
6
9
12
15
FREQUENCY (GHz)
6 _______________________________________________________________________________________
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