AD7148 查看數據表（PDF） - Analog Devices
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AD7148 Datasheet PDF : 56 Pages
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Data Sheet
58000
56000
54000
52000
50000
48000
46000
44000
42000
40000
0
100
200
300
400
500
ACSHIELD CAPACITIVE LOAD (pF)
Figure 11. CDC Output Code vs. Capacitive Load on ACSHIELD
960
940
920
900
880
860
840
820
800
780
–60 –40 –20
3.6V
3.3V
2.6V
0 20 40 60 80 100 120
TEMPERATURE (°C)
Figure 12. Supply Current vs. Temperature
12
10
8
6
3.6V
4
3.3V
2.6V
2
0
–45 –25 –5
15 35 55 75
TEMPERATURE (°C)
95 115 135
Figure 13. Shutdown Supply Current vs. Temperature
AD7148
160
25mV
75mV
125mV
175mV
50mV
100mV
150mV
200mV
140
120
100
80
60
40
20
0
SINE WAVE FREQUENCY (Hz)
Figure 14. Power Supply Sine Wave Rejection, VCC = 3.6 V
35
30
25
20
15
10
5
0
0
10000 20000 30000 40000 50000 60000
CDC OUTPUT CODE
Figure 15. CDC Linearity, VCC = 3.3 V
Rev. B | Page 9 of 56
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