TYPICAL PERFORMANCE CURVES (Cont.)
At TA = +25°C, VSS = +5V, fSAMPLE = 500kHz, fCLK = 16 • fSAMPLE, and internal reference, unless otherwise specified.
SUPPLY CURRENT vs SAMPLE RATE
SUPPLY CURRENT vs TEMPERATURE
fSAMPLE = 500kHz
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.680
2.675
2.670
2.665
2.660
2.655
100
200
300
400
500
600
–50
–25
0
25
50
75
100
Sample Rate (kHz)
Temperature (°C)
CHANGE IN NAP CURRENT AND SLEEP CURRENT
vs TEMPERATURE
CHANGE IN GAIN AND OFFSET vs SUPPLY VOLTAGE
Gain
25
20
15
10
5
0.25
0.20
0.15
0.10
Nap
0.05
0.00
Offset
–0.05
–0.10
–0.15
–0.20
–0.25
0
Sleep
–5
–10
–50
–25
0
25
50
75
100
4.75 4.80 4.85 4.90 4.95 5.00 5.05 5.10 5.15 5.20 5.25
Temperature (°C)
VSS (V)
POWER SUPPLY REJECTION
vs POWER SUPPLY RIPPLE FREQUENCY
30
25
20
15
10
5
0
10
100
1k
10k
100k
1M
®
ADS7852
8
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