Datasheet

AD7193 Data Sheet
Rev. D | Page 20 of 56
FAST SETTLING
Table 13. RMS Noise (nV) vs. Gain and Output Data Rate
Filter Word
(Decimal) Average
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1
8
16
32
64
128
96 16 2.63 380 380 87 52 33 15 11
30
16
8.4
118.75
620
140
71
43
30
21
6 16 42.10 23.75 1300 270 150 82 56 47
5 16 50.53 19.79 1500 280 160 88 61 50
2 16 126.32 7.92 2300 380 210 130 88 77
1 16 252.63 3.96 3400 520 290 180 130 110
Table 14. Peak-to-Peak Noise (nV) vs. Gain and Output Data Rate
Filter Word
(Decimal) Average
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1 8 16 32 64 128
96 16 2.63 380 2500 450 260 180 100 70
30 16 8.4 118.75 4000 900 470 280 190 130
6
16
42.10
23.75
8500
1800
950
540
360
300
5 16 50.53 19.79 9500 1900 1000 580 390 330
2 16 126.32 7.92 14,000 2800 1500 850 580 510
1 16 252.63 3.96 22,000 3800 2000 1200 820 740
Table 15. Effective Resolution (Peak-to-Peak Resolution) vs. Gain and Output Data Rate
Filter Word
(Decimal) Average
Output Data
Rate (Hz)
Settling
Time (ms)
Gain of
1
1 8 16 32 64 128
96 16 2.63 380 24 (21.9) 23.8 (21.4) 23.5 (21.2) 23.2 (20.7) 23.2 (20.6) 22.8 (20.1)
30 16 8.4 118.75 23.9 (21.3) 23.6 (20.4) 23.1 (20.3) 22.8 (20.1) 22.3 (19.6) 21.8 (19.2)
6 16 42.10 23.75 22.9 (20.2) 22.1 (19.4) 22 (19.3) 21.9 (19.1) 21.4 (18.7) 20.7 (18)
5 16 50.53 19.79 22.7 (20) 22.1 (19.3) 21.9 (19.3) 21.8 (19) 21.3 (18.6) 20.6 (17.9)
2 16 126.32 7.92 22.1 (19.4) 21.6 (18.8) 21.5 (18.7) 21.2 (18.5) 20.8 (18) 20 (17.2)
1 16 252.63 3.96 21.5 (18.8) 21.2 (18.3) 21 (18.3) 20.7 (18) 20.2 (17.5) 19.4 (16.7)
1
The output peak-to-peak (p-p) resolution is listed in parentheses.