Datasheet
90
80
70
60
50
SNRandSINAD(dB)
1 10
200100
Frequency(kHz)
SNR
SINAD
95
85
75
65
55
55
100
95
90
85
80
75
70
65
60
55
50
45
40
-100
-95
-90
-85
-80
-75
-70
-65
-60
-55
-50
-45
-40
SFDR(dB)
THD(dB)
1 10
200100
Frequency(kHz)
SFDR
THD
(1)
NOTE:(1)Firstnineharmonicsoftheinputfrequency.
15
14
13
12
11
10
9
8
7
ENOB(Bits)
1 10
200100
Frequency(kHz)
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
Deltafrom+25 C(dB)°
-50 -25 0 25 50
75 100
Temperature( C)°
f
IN
=1.97754kHz, -0.2dB
ADS8326
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.................................................................................................................................................. SBAS343C –MAY 2007–REVISED SEPTEMBER 2009
TYPICAL CHARACTERISTICS: V
DD
= +2.7V (continued)
At T
A
= +25°C, V
DD
= +2.7V, V
REF
= +2.5V. f
SAMPLE
= 200kHz, f
CLK
= 24 × f
SAMPLE
, unless otherwise noted.
SIGNAL-TO-NOISE AND SPURIOUS-FREE DYNAMIC RANGE AND
SIGNAL-TO-NOISE + DISTORTION TOTAL HARMONIC DISTORTION
vs vs
INPUT FREQUENCY INPUT FREQUENCY
Figure 29. Figure 30.
EFFECTIVE NUMBER OF BITS CHANGE IN SIGNAL-TO-NOISE + DISTORTION
vs vs
INPUT FREQUENCY TEMPERATURE
Figure 31. Figure 32.
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