Datasheet

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14.5
14.0
13.5
13.0
12.5
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
7.5
7.0
EffectiveNumberofBits
1 10 100
Frequency(kHz)
100
90
80
70
60
50
40
30
20
10
Signal-to-Noise+Distortion(dB)
-80 -70 -60 -50 -40 -30 -20 -10 0
InputLevel(dB)
f =1.0132kHz
IN
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
Deltafrom25°C(LSBS)
-50 -25 0 25 50
75 100
Temperature(°C)
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
Deltafrom+25°C(dB)
-50 -25 0 25 50 75 100
Temperature(°C)
f =1.0132kHz, 0.2dB-
IN
1.2
0.8
0.4
0.0
-0.4
-0.8
Deltafrom25°C(LSBS)
-50 -25 0 25 50 75 100
Temperature(°C)
0.9
0.8
0.7
0.6
SupplyCurrent(mA)
-50 -25 0 25 50 75 100
Temperature(°C)
ADS8325
SBAS226C – MARCH 2002 – REVISED AUGUST 2007
TYPICAL CHARACTERISTICS: V
DD
= +2.7V (continued)
At T
A
= +25 ° C, V
DD
= 2.7V, V
REF
= 2.5V, f
SAMPLE
= 100kHz, f
CLK
= 24 × f
SAMPLE
, unless otherwise noted.
SIGNAL-TO-NOISE + DISTORTION EFFECTIVE NUMBER OF BITS
vs INPUT LEVEL vs INPUT FREQUENCY
Figure 21. Figure 22.
CHANGE IN SIGNAL-TO-NOISE + DISTORTION CHANGE IN GAIN
vs TEMPERATURE vs TEMPERATURE
Figure 23. Figure 24.
CHANGE IN UPO SUPPLY CURRENT
vs TEMPERATURE vs TEMPERATURE
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Product Folder Link(s): ADS8325