AD7193 Analog Devices, AD7193 Datasheet - Page 20

• Manufacturer Part Number: AD7193
• Description: 4-Channel, 4.8 kHz, Ultralow Noise, 24-Bit Sigma-Delta ADC with PGA
• Manufacturer: Analog Devices

Specifications of AD7193

• Resolution (bits): 24bit
• # Chan: 4
• Sample Rate: n/a
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni,SE-Uni,Usr-Defined Range/Offset
• Ain Range: ± (Vref/Gain)
• Adc Architecture: Sigma-Delta
• Pkg Type: SOP

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