AD7147A-1ACBZ-RL データシートの表示（PDF） - Analog Devices
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AD7147A-1ACBZ-RL
Analog Devices
AD7147A-1ACBZ-RL Datasheet PDF : 69 Pages
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AD7147A
AVERAGE CURRENT SPECIFICATIONS
Table 2. Typical Average Current in Low Power Mode1
Low Power Decimation
Current Values of Conversion Stages (μA)
Mode Delay Rate
1
2
3
4
5
6
7
8
9
200 ms
64
22.27 26.53 30.77 34.98 39.15 43.29 47.40 51.48 55.53
128
27.95 36.37 44.66 52.84 60.89 68.82 76.64 84.34 91.94
256
39.15 55.53 71.44 86.89 101.9 116.48 130.67 144.47 157.90
400 ms
64
18.89 21.04 23.19 25.32 27.45 29.57 31.68 33.78. 35.88
128
21.76 26.03 30.27 34.48 38.66 42.80 46.92 51.00 55.05
256
27.45 35.88 44.18 52.36 60.41 68.35 76.18 83.89 91.49
600 ms
64
17.76 19.20 20.63 22.06 23.49 24.91 26.33 27.75 29.16
128
19.68 22.54 25.39 28.22 31.04 33.85 36.64 39.42 42.18
256
23.49 29.16 34.78 40.34 45.84 51.29 56.69 62.03 67.32
800 ms
64
17.20 18.28 19.35 20.43 21.50 22.57 23.64 24.71 25.78
128
18.63 20.79 22.93 25.07 27.20 29.32 31.43 33.53 35.63
256
21.50 25.78 30.02 34.23 38.41 42.56 46.67 50.76 54.82
10
59.55
99.42
170.98
37.96
59.08
98.98
30.57
44.93
72.56
26.84
37.72
58.84
11
63.54
106.80
183.71
40.04
63.07
106.37
31.98
47.67
77.75
27.90
39.80
62.84
12
67.51
114.08
196.11
42.11
67.04
113.65
33.38
50.39
82.89
28.96
41.87
66.80
1 VCC = 3.3 V, TA = 25°C, load = 50 pF.
Table 3. Maximum Average Current in Low Power Mode1
Low Power Decimation
Current Values of Conversion Stages (μA)
Mode Delay Rate
1
2
3
4
5
6
7
8
9
200 ms
64
32.62 38.12 43.58 48.99 54.35 59.67 64.95 70.18 75.37
128
39.95 50.78 61.44 71.92 82.23 92.37 102.36 112.18 121.85
256
54.35 75.37 95.72 115.42 134.51 153.02 170.96 188.38 205.28
400 ms
64
28.32 31.10 33.86 36.61 39.35 42.08 44.80 47.50 50.19
128
32.02 37.53 42.99 48.40 53.77 59.09 64.38 69.61 74.81
256
39.35 50.19 60.86 71.35 81.67 91.82 101.82 111.65 121.33
600 ms
64
26.88 28.74 30.59 32.43 34.27 36.11 37.94 39.76 41.58
128
29.36 33.05 36.72 40.37 44.00 47.60 51.19 54.76 58.31
256
34.27 41.58 48.80 55.95 63.01 70.00 76.92 83.76 90.52
800 ms
64
26.16 27.56 28.95 30.33 31.72 33.10 34.48 35.85 37.23
128
28.02 30.80 33.56 36.31 39.05 41.78 44.50 47.21 49.90
256
31.72 37.23 42.69 48.11 53.48 58.80 64.09 69.33 74.53
10
80.52
131.27
221.70
52.88
79.96
130.86
43.39
61.84
97.21
38.60
52.59
79.68
11
85.63
140.74
237.65
55.55
85.07
140.24
45.20
65.35
103.83
39.96
55.26
84.80
12
90.69
149.97
253.15
58.21
90.14
149.47
47.00
68.84
110.39
41.33
57.92
89.87
1 VCC = 3.6 V, TA = −40°C to +85°C, load = 50 pF.
Rev. B | Page 4 of 68
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