MAX1449 查看數據表（PDF） - Maxim Integrated
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MAX1449 Datasheet PDF : 18 Pages
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10-Bit, 105Msps, Single +3.3V, Low-Power
ADC with Internal Reference
Typical Operating Characteristics (continued)
(VDD = +3.3V, OVDD = +2.0V, internal reference, differential input at -0.5dB FS, fCLK = 106.2345MHz, CL ≈ 10pF, TA = +25°C,
unless otherwise noted.)
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
12
ANALOG POWER-DOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
3.00
DIGITAL POWER-DOWN CURRENT
vs. DIGITAL SUPPLY VOLTAGE
12
2.80
10
9
2.60
8
6
2.40
6
3
2.20
4
-40
-15
10
35
60
85
TEMPERATURE (°C)
2.00
2.70 2.85 3.00 3.15 3.30 3.45 3.60
VDD (V)
0
2.0 2.3 2.6 3.0 3.3 3.6
OVDD (V)
SFDR, SNR, THD, SINAD
vs. CLOCK FREQUENCY
80
fIN = 50.123MHz
75
SFDR
70
INTERNAL REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
2.100
2.075
THD
65
SNR
60
55
SINAD
2.050
2.025
50
100 104 108 112 116 120
CLOCK FREQUENCY (MHz)
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
2.10
2.08
2.06
2.04
2.02
2.00
-40 -15 10
35
60
85
TEMPERATURE (°C)
2.000
2.70 2.85 3.00 3.15 3.30 3.45 3.60
VDD (V)
OUTPUT NOISE HISTOGRAM (DC INPUT)
70,000
64676
60,000
50,000
40,000
30,000
20,000
10,000
0
0
N-2
607
252
0
N-1 N
N+1 N+2
DIGITAL OUTPUT CODE
8 _______________________________________________________________________________________
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