Low-Power, 16-Bit Analog-to-Digital Converter
with Parallel Interface
Typical Operating Characteristics (continued)
(AVDD = DVDD = +5V, external reference = +4.096V, CREF = 4.7µF, CREFADJ = 0.1µF, TA = +25°C, unless otherwise noted.)
THD vs. FREQUENCY
0
SAMPLE RATE = 165ksps
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
0.1
1
10
100
FREQUENCY (kHz)
SFDR vs. FREQUENCY
120
110
100
90
80
70
60
50
40
30
20
10 SAMPLE RATE = 165ksps
0
0.1
1
10
100
FREQUENCY (kHz)
0
-20
-40
-60
-80
-100
-120
-140
0
FFT AT 1kHz
SAMPLE RATE = 165ksps
20
40
60
80
FREQUENCY (kHz)
SNR vs. FREQUENCY
120
110
100
90
80
70
60
50
40
30
20
10 SAMPLE RATE = 165ksps
0
0.1
1
10
100
FREQUENCY (kHz)
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