Datasheet

AD7142
Rev. A | Page 11 of 72
960
780
800
820
840
860
880
900
920
940
–40 120100
3.6V
3.3V
2.7V
806040200–20
05702-056
SUPPLY CURRENT (µA)
TEMPERATURE (°C)
Figure 14. Supply Current vs. Temperature (Supply Current = AI
CC
+ DI
CC
)
12
10
8
6
4
2
0
–40 120100806040
2.7V
3.3V
200–20
05702-057
SUPPLY CURRENT (µA)
TEMPERATURE (°C)
3.6V
Figure 15. Shutdown Supply Current vs. Temperature
(Supply Current = AI
CC
+ DI
CC
)
2.5
2.0
1.5
1.0
0.5
0
10 10M100k1k
05702-059
CDC PEAK-TO-PEAK NOISE (Codes)
FREQUENCY (Hz)
100mV
200mV
300mV
400mV
500mV
Figure 16. Power Supply Sine Wave Rejection
180
160
140
120
100
80
60
40
20
0
100 10M
25mV
100mV
200mV
300mV
1M10k 100k1k
05702-060
CDC PEAK-TO-PEAK NOISE (Codes)
SQUARE WAVE FREQUENCY (Hz)
50mV
Figure 17. Power Supply Square Wave Rejection