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寤犲晢锛� Analog Devices Inc
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鐢�(ch菐n)鍝佺洰閷勯爜(y猫)闈細 777 (CN2011-ZH PDF)
AD7192
Rev. A | Page 15 of 40
SINC3 CHOP DISABLED
Table 8. RMS Noise (nV) vs. Gain and Output Data Rate
Filter Word
(Decimal)
Output
Data Rate
(Hz)
Settling
Time (ms)
Gain of 1
Gain of 8
Gain of 16
Gain of 32
Gain of 64
Gain of 128
1023
4.7
639.4
350
51
30
18
15
12
640
7.5
400
440
62
36
22
18
15
480
10
300
500
87
45
26
19
17
96
50
60
2000
255
134
73
47
36
80
60
50
2100
273
139
77
49
40
120
25
2400
315
168
96
66
55
32
150
20
2500
335
185
105
73
62
16
300
10
3100
425
235
136
100
86
5
960
3.13
5300
745
415
250
180
156
2
2400
1.25
55800
7100
3600
1750
910
500
1
4800
0.625
446,000
55,400
28,000
14,000
7000
3500
Table 9. Effective Resolution (Peak-to-Peak Resolution) vs. Gain and Output Data Rate
Filter Word
(Decimal)
Output
Data Rate
(Hz)
Settling
Time (ms)
Gain of 11
Gain of 81
Gain of 161
Gain of 321
Gain of 641
Gain of 1281
1023
4.7
639.4
24 (22)
24 (21.5)
23 (20.5)
22.5 (20)
640
7.5
400
24 (21.5)
23.5 (21)
23 (20.5)
22 (19.5)
480
10
300
24 (21.5)
23.5 (21)
22.5 (20)
22 (19.5)
96
50
60
22 (19.5)
21.5 (19)
21 (18.5)
80
60
50
22 (19.5)
21.5 (19)
20.5 (18)
40
120
25
22 (19.5)
21.5 (19)
21 (18.5)
20 (17.5)
32
150
20
21.5 (19)
21 (18.5)
20 (17.5)
16
300
10
21.5 (19)
21 (18.5)
20.5 (18)
19.5 (17)
5
960
3.13
20.5 (18)
20 (17.5)
19.5 (17)
18.5 (16)
2
2400
1.25
17 (14.5)
1
4800
0.625
14 (11.5)
1 The output peak-to-peak (p-p) resolution is listed in parentheses.
鐩搁棞(gu膩n)PDF璩囨枡
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