Datasheet

Data Sheet AD7193
Rev. D | Page 19 of 56
SINC
3
CHOP DISABLED
Table 10. RMS Noise (nV) vs. Gain and Output Data Rate
Filter Word (Decimal)
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1
8
16
32
64
128
1023
4.7
639.4
340
58
35
20
13
11
640
7.5
400
410
72
41
25
16
14
480 10 300 490 90 45 28 18 16
96 50 60 1000 160 85 54 38 34
80 60 50 1100 170 95 59 41 37
32 150 20 1700 260 150 88 66 59
16 300 10 2400 350 200 130 94 85
5 960 3.13 6400 870 470 270 190 160
2 2400 1.25 115,000 14,000 7000 3600 1800 950
1 4800 0.625 860,000 110,000 54,000 27,000 14,000 7000
Table 11. Peak-to-Peak Noise (nV) vs. Gain and Output Data Rate
Filter Word (Decimal)
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1 8 16 32 64 128
1023 4.7 639.4 2200 350 220 130 80 65
640 7.5 400 2700 450 270 160 100 88
480 10 300 3000 520 310 180 120 100
96 50 60 6400 990 540 370 250 230
80 60 50 7000 1100 610 390 270 250
32 150 20 11,000 1700 980 580 440 390
16 300 10 16,000 2300 1400 860 630 560
5 960 3.13 40,000 5700 3100 1800 1300 1100
2
2400
1.25
730,000
93,000
47,000
24,000
12,000
6100
1
4800
0.625
5,700,000
730,000
360,000
180,000
93,000
45,000
Table 12. Effective Resolution (Peak-to-Peak Resolution) vs. Gain and Output Data Rate
Filter Word (Decimal)
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1
1 8 16 32 64 128
1023 4.7 639.4 24 (22.1) 24 (21.8) 24 (21.4) 23.9 (21.2) 23.5 (20.9) 22.8 (20.2)
640 7.5 400 24 (21.8) 24 (21.4) 23.9 (21.1) 23.6 (20.9) 23.2 (20.6) 22.4 (19.8)
480 10 300 24 (21.7) 23.8 (21.2) 23.7 (20.9) 23.4 (20.7) 23 (20.3) 22.2 (19.6)
96 50 60 23.3 (20.6) 22.9 (20.3) 22.9 (20.1) 22.5 (19.7) 22 (19.3) 21.1 (18.4)
80 60 50 23.1 (20.4) 22.8 (20.1) 22.7 (20) 22.3 (19.6) 21.9 (19.1) 21 (18.3)
32 150 20 22.5 (19.8) 22.2 (19.5) 22 (19.3) 21.8 (19) 21.2 (18.4) 20.3 (17.6)
16 300 10 22 (19.3) 21.8 (19.1) 21.6 (18.8) 21.2 (18.5) 20.7 (17.9) 19.8 (17.1)
5
960
3.13
20.6 (17.9)
20.5 (17.7)
20.3 (17.6)
20.1 (17.4)
19.6 (16.9)
18.9 (16.1)
2 2400 1.25 16.5 (13.7) 16.4 (13.7) 16.4 (13.7) 16.4 (13.7) 16.4 (13.7) 16.4 (13.6)
1 4800 0.625 13.5 (10.8) 13.5 (10.7) 13.5 (10.7) 13.5 (10.7) 13.5 (10.7) 13.5 (10.7)
1
The output peak-to-peak (p-p) resolution is listed in parentheses.