MAX1421(2001) Ver la hoja de datos (PDF) - Maxim Integrated
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MAX1421 Datasheet PDF : 17 Pages
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12-Bit, 40Msps, +3.3V, Low-Power ADC
with Internal Reference
Typical Operating Characteristics (continued)
(VAVDD = VDVDD = +3.3V, AGND = DGND = 0, VIN = ±1.024V, differential input voltage, fCLK = 40MHz (50% duty cycle), digital output
load CL = 10pF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
SPURIOUS-FREE DYNAMIC RANGE
vs. TEMPERATURE
84
fIN = 5.51502MHz
80
SIGNAL-TO-NOISE RATIO
vs. TEMPERATURE
70
fIN = 5.51502MHz
68
TOTAL HARMONIC DISTORTION
vs. TEMPERATURE
-70
fIN = 5.51502MHz
-72
76
66
-74
72
64
-76
68
62
-78
64
-40 -15 10
35
60
85
TEMPERATURE (°C)
SIGNAL-TO-NOISE PLUS DISTORTION
vs. TEMPERATURE
70
fIN = 5.51502MHz
68
66
64
62
60
-40 -15 10
35
60
85
TEMPERATURE (°C)
GAIN ERROR vs. TEMPERATURE, EXTERNAL
REFERENCE (VREFIN = +2.048V)
0.50
0.25
60
-40 -15 10
35
60
85
TEMPERATURE (°C)
INTEGRAL NONLINEARITY
vs.INDTIGEIGTRAALLONUOTNPLUITNECAORDIETY
vs. DIGITAL OUTPUT CODE
2
2
-80
-40 -15 10
35
60
85
TEMPERATURE (°C)
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
0.50
1
1
0.25
0
0
0
-1
-1
-0.25
-2
-20
0
70
60
1024
2048
3072
D10IG2I4TAL OUT2P0U4T8 CODE 3072
DIGITAL OUTPUT CODE
4096
4096
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
-0.50
0
12
10
1024
2048
3072
4096
DIGITAL OUTPUT CODE
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
CL ≈ 10pF
0
50
8
-0.25
40
6
-0.50
-40
-15
10
35
60
85
TEMPERATURE (°C)
30
-40
-15
10
35
60
85
TEMPERATURE (°C)
4
-40 -15
10
35
60
85
TEMPERATURE (°C)
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