MAX19707ETM Просмотр технического описания (PDF) - Maxim Integrated
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MAX19707ETM Datasheet PDF : 37 Pages
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10-Bit, 45Msps, Ultra-Low-Power
Analog Front-End
Typical Operating Characteristics (continued)
(VDD = 3V, OVDD = 1.8V, internal reference (1.024V), CL ≈ 10pF on all digital outputs, fCLK = 45MHz (50% duty cycle), Rx ADC input
amplitude = -0.5dBFS, Tx DAC output amplitude = 0dBFS, differential Rx ADC input, differential Tx DAC output, CREFP = CREFN =
CCOM = 0.33µF, TA = +25°C, unless otherwise noted.)
Rx ADC SIGNAL-TO-NOISE AND DISTORTION
RATIO vs. ANALOG INPUT AMPLITUDE
60
fIN = 13.00155MHz QA
50
40
IA
30
20
10
0
-21 -18 -15 -12 -9 -6 -3 0
ANALOG INPUT AMPLITUDE (dBFS)
Rx ADC SIGNAL-TO-NOISE RATIO
vs. SAMPLING RATE
56
fIN = 12.4980346MHz
IA
55
54
QA
53
52
5 10 15 20 25 30 35 40 45
SAMPLING RATE (MHz)
Rx ADC SPURIOUS-FREE DYNAMIC
RANGE vs. SAMPLING RATE
90
fIN = 12.4980346MHz
85
IA
80
75
70
QA
65
Rx ADC TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT AMPLITUDE
-40
fIN = 12.4980346MHz
-45
-50
-55
-60
QA
-65
-70
-75
IA
-80
-21 -18 -15 -12 -9 -6 -3 0
ANALOG INPUT AMPLITUDE (dBFS)
Rx ADC SIGNAL-TO-NOISE AND DISTORTION
RATIO vs. SAMPLING RATE
57
fIN = 12.4980346MHz
56
IA
55
54
QA
53
52
5 10 15 20 25 30 35 40 45
SAMPLING RATE (MHz)
Rx ADC SIGNAL-TO-NOISE RATIO
vs. CLOCK DUTY CYCLE
57
fIN = 12.4980346MHz
56
55
QA
54
IA
53
Rx ADC SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT AMPLITUDE
75
fIN = 12.4980346MHz
70
65
QA
60
55
IA
50
45
-21 -18 -15 -12 -9 -6 -3 0
ANALOG INPUT AMPLITUDE (dBFS)
Rx ADC TOTAL HARMONIC DISTORTION
vs. SAMPLING RATE
-55
fIN = 12.4980346MHz
-60
-65
QA
-70
-75
-80
IA
-85
-90
-95
5 10 15 20 25 30 35 40 45
SAMPLING RATE (MHz)
Rx ADC SIGNAL-TO-NOISE AND DISTORTION
RATIO vs. CLOCK DUTY CYCLE
57
fIN = 12.4980346MHz
56
55
QA
54
IA
53
60
5 10 15 20 25 30 35 40 45
SAMPLING RATE (MHz)
52
35
45
55
65
CLOCK DUTY CYCLE (%)
52
35
45
55
65
CLOCK DUTY CYCLE (%)
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