Datasheet

0
20
40
60
80
100
120
140
160
-
-
-
-
-
-
-
-
Amplitude(dBFS)
0 200k 400k 600k 800k 1M 1.2M 2M
Frequency(Hz)
f =100kHz, 6dBFS-
IN
THD= 103.2dBc
65,536Points
-
1.4M 1.6M 1.8M
0
20
40
60
80
100
120
140
160
-
-
-
-
-
-
-
-
Amplitude(dBFS)
0 200k 400k 600k 800k 1M 1.2M
2M
Frequency(Hz)
f =1600kHz, 0.5dBFS-
IN
THD= 122.9dBc
65,536Points
-
1.4M 1.6M 1.8M
0
20
40
60
80
100
120
140
160
-
-
-
-
-
-
-
-
Amplitude(dBFS)
0 200k 400k 600k 800k 1M 1.2M 2M
Frequency(Hz)
f =1600kHz, 6dBFS-
IN
THD= 125dBc
65,536Points
-
1.4M 1.6M 1.8M
100
90
80
70
60
50
40
30
20
10
SNR(dBc)
-80 -70 -60 -50 -40 -30 -20 0
InputSignalAmplitude(dBFS)
f =10kHz
IN
-10
f =2MSPS,WB
DATA
f =4MSPS,WB
DATA
120
110
100
90
80
70
60
50
40
|THD|(dBc)
-80 -70 -60 -50 -40 -30 -20 0
InputSignalAmplitude(dBFS)
f =10kHz
IN
-10
f =2MSPS,WB
DATA
f =4MSPS,WB
DATA
95
94
93
92
91
90
89
88
87
86
85
SNR(dBc)
1.5 2.0 2.5 3.0 3.5
InputCommon-ModeVoltage(V)
f =10kHz
f =4MSPS
WBFilter
IN
DATA
AIN= 0.5dBFS-
AIN= 6dBFS-
ADS1675
SBAS416D –DECEMBER 2008–REVISED AUGUST 2010 www.ti.com
TYPICAL CHARACTERISTICS (continued)
All specifications are at T
A
= –40°C to +85°C, AVDD = 5V, DVDD = 3V, f
CLK
= 32MHz, V
REF
= +3V, and R
BIAS
= 7.5kΩ, unless
otherwise noted.
SPECTRAL RESPONSE SPECTRAL RESPONSE
(DRATE = 101, WB Filter) (DRATE = 101, WB Filter)
Figure 18. Figure 19.
SPECTRAL RESPONSE SIGNAL-TO-NOISE RATIO
(DRATE = 101, WB Filter) vs INPUT SIGNAL AMPLITUDE
Figure 20. Figure 21.
|TOTAL HARMONIC DISTORTION| SIGNAL-TO-NOISE RATIO
vs INPUT SIGNAL AMPLITUDE vs INPUT COMMON-MODE VOLTAGE
Figure 22. Figure 23.
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