Datasheet

115
110
105
100
95
|THD|(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-
93.0
92.5
92.0
91.5
91.0
90.5
90.0
89.5
89.0
88.5
88.0
SNR(dBc)
0 10 20 30 40 50 60
R (k )W
BIAS
f =10kHz
AIN= 0.5dBFS
IN
-
f =8MHz
CLK
f =16MHz
CLK
f =32MHz
CLK
114
112
110
108
106
104
102
100
98
96
94
|THD|(dBc)
0 10 20 30 40 50 60
R (k )W
BIAS
f =10kHz
AIN= 0.5dBFS
IN
-
f =8MHz
CLK
f =16MHz
CLK
f =32MHz
CLK
1100
1000
900
800
700
600
500
400
300
200
100
Power(mW)
0 10 20 30 40 50 60
R (k )W
BIAS
f =10kHz
AIN= 0.5dBFS
IN
-
f =8MHz
CLK
f =16MHz
CLK
f =32MHz
CLK
105
100
95
90
SNR,|THD|(dBc)
-40 -15 10 35 60 85
Temperature( C)°
f =10kHz
AIN= 0.5dBFS
f =4MSPS
WB
IN
DATA
-
Filter
|THD|
SNR
112
110
108
106
104
102
100
98
96
94
92
DynamicRange(dBFS)
8 16 32 64 256
OversamplingRatio
InputShorted
f =32MHz
125kSPS:DRATE=000
250kSPS:
500kSPS:
1MSPS:
2MSPS:
4MSPS:
CLK
DRATE=001
DRATE=010
DRATE=011
DRATE=100
DRATE=101
128
LLFilter
WBFilter
ADS1675
www.ti.com SBAS416D –DECEMBER 2008–REVISED AUGUST 2010
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.
|TOTAL HARMONIC DISTORTION|
vs INPUT COMMON-MODE VOLTAGE SIGNAL-TO-NOISE RATIO vs R
BIAS
Figure 24. Figure 25.
|TOTAL HARMONIC DISTORTION| vs R
BIAS
POWER vs R
BIAS
Figure 26. Figure 27.
SIGNAL-TO-NOISE RATIO AND
|TOTAL HARMONIC DISTORTION|
vs TEMPERATURE DYNAMIC RANGE vs OVERSAMPLING RATIO
Figure 28. Figure 29.
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