MAX11626(2014) Просмотр технического описания (PDF) - Maxim Integrated
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MAX11626 Datasheet PDF : 22 Pages
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MAX11626–MAX11629/
MAX11632/MAX11633
12-Bit, 300ksps ADCs
with FIFO and Internal Reference
Typical Operating Characteristics (continued)
(VDD = +5V, VREF = +4.096V, fSCLK = 4.8MHz, CLOAD = 30pF, TA = +25°C, for MAX11626/MAX11628/MAX11632, unless otherwise noted.
VDD = +3V, VREF = +2.5V, fSCLK = 4.8MHz, CLOAD = 30pF, TA = +25°C, for MAX11627/MAX11629/MAX11633, unless otherwise noted.)
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX11627/MAX11629/MAX11633
fSAMPLE = 300ksps
1024
2048
3072
4096
OUTPUT CODE (DECIMAL)
SINAD vs. FREQUENCY
80
MAX11626/MAX11628/MAX11632
75
70
65 MAX11627/MAX11629/MAX11633
60
55
50
1
10
100
1000
FREQUENCY (kHz)
SFDR vs. FREQUENCY
100
MAX11626/MAX11628/ MAX11632
90
80
MAX11627/MAX11629/MAX11633
70
60
50
1
10
100
1000
FREQUENCY (kHz)
THD vs. FREQUENCY
-50
-60
MAX11627/MAX11629/MAX11633
-70
-80
-90
-100
1
MAX11626/MAX11628/MAX11632
10
100
1000
FREQUENCY (kHz)
SUPPLY CURRENT vs. SAMPLING RATE
3000
MAX11626/MAX11628/MAX11632
VDD = 5V
2500
2000
1500
INTERNAL REFERENCE
1000
EXTERNAL REFERENCE
500
0
1
10
100
1000
SAMPLING RATE (ksps)
SUPPLY CURRENT vs. SAMPLING RATE
1800
MAX11627/MAX11629/MAX11633
1600 VDD = 3V
1400
1200
INTERNAL REFERENCE
1000
800
600
EXTERNAL REFERENCE
400
200
0
1
10
100
1000
SAMPLING RATE (ksps)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
2600
2400
INTERNAL REFERENCE
2200
2000
1800
1600 EXTERNAL REFERENCE
1400
1200
1000
4.75
MAX11626/MAX11628/MAX11632
fSAMPLE = 300ksps
4.85 4.95 5.05 5.15 5.25
VDD (V)
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