MAX1420 查看數據表（PDF） - Maxim Integrated
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MAX1420 Datasheet PDF : 17 Pages
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12-Bit, 60Msps, 3.3V, Low-Power ADC
with Internal Reference
Typical Operating Characteristics (continued)
(VAVDD = VDVDD = 3.3V, AGND = DGND = 0, VIN = ±1.024V, differential input drive, AIN = -0.5dBFS, fCLK = 60.006MHz (50% duty
cycle), digital output load CL = 10pF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
TWO-TONE IMD PLOT
(8192-POINT DATA RECORD)
0
fIN1 = 11.566MHz
fIN2 = 13.4119MHz
-20
AIN1 = AIN2 = -6.5dB FS
-40
-60
fIN1
IMD3 IMD2
-80
fIN2
IMD2
IMD3
-100
-120
0
5 10 15 20 25 30
ANALOG INPUT FREQUENCY (MHz)
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
-50
-56
-62
-68
-74
-80
1
10
100
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE + DISTORTION
vs. INPUT POWER (fIN = 15MHz)
80
70
60
50
40
30
20
10
0
-10
-70 -60 -50 -40 -30 -20 -10 0
ANALOG INPUT POWER (dB FS)
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
70
66
62
58
54
50
1
10
100
ANALOG INPUT FREQUENCY (MHz)
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
85
77
69
61
53
45
1
10
100
ANALOG INPUT FREQUENCY (MHz)
TOTAL HARMONIC DISTORTION
vs. INPUT POWER (fIN = 15MHz)
-20
-30
-40
-50
-60
-70
-80
-70 -60 -50 -40 -30 -20 -10 0
ANALOG INPUT POWER (dB FS)
SIGNAL-TO-NOISE + DISTORTION
vs. ANALOG INPUT FREQUENCY
70
66
62
58
54
50
1
10
100
ANALOG INPUT FREQUENCY (MHz)
SIGNAL-TO-NOISE RATIO
vs. INPUT POWER (fIN = 15MHz)
70
60
50
40
30
20
10
0
-10
-70 -60 -50 -40 -30 -20 -10 0
ANALOG INPUT POWER (dB FS)
SPURIOUS-FREE DYNAMIC RANGE
vs. INPUT POWER (fIN = 15MHz)
80
70
60
50
40
30
20
-70 -60 -50 -40 -30 -20 -10 0
ANALOG INPUT POWER (dB FS)
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