AD7195BCPZ Analog Devices Inc, AD7195BCPZ Datasheet - Page 14

• Manufacturer Part Number: AD7195BCPZ
• Description: IC AFE 24BIT 4.8K 32LFSP
• Manufacturer: Analog Devices Inc

Specifications of AD7195BCPZ

• Design Resources: Precision Weigh Scale Design Using AD7195 with Internal PGA and AC Excitation (CN0155)
• Number Of Bits: 24
• Number Of Channels: 4
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 2.7 V ~ 5.25 V
• Package / Case: 32-LFCSP
• Resolution (bits): 24bit
• Sampling Rate: 4.8kSPS
• Input Channel Type: Pseudo Differential
• Data Interface: 3-Wire, Serial
• Supply Voltage Range - Analog: 4.75V To 5.25V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7195
SINC
Table 9. RMS Noise (nV) vs. Gain and Output Data Rate
Filter Word
(Decimal)
1023
640
480
96
80
32
16
5
2
1
Table 10. Peak-to-Peak Noise (nV) vs. Gain and Output Data Rate
Filter Word
(Decimal)
1023
640
480
96
80
32
16
5
2
1
Table 11. Effective Resolution (Peak-to-Peak Resolution) vs. Gain and Output Data Rate
Filter Word
(Decimal)
1023
640
480
96
80
32
16
5
2
1
1
The output peak-to-peak (p-p) resolution is listed in parentheses.
3
CHOP DISABLED
Output Data
Rate (Hz)
4.7
7.5
10
50
60
150
300
960
2400
4800
Output Data
Rate (Hz)
4.7
7.5
10
50
60
150
300
960
2400
4800
Output Data
Rate (Hz)
4.7
7.5
10
50
60
150
300
960
2400
4800
Settling
Time (ms)
639.4
400
300
60
50
20
10
3.13
1.25
0.625
Settling
Time (ms)
639.4
400
300
60
50
20
10
3.13
1.25
0.625
Settling
Time (ms)
639.4
400
300
60
50
20
10
3.13
1.25
0.625
Gain of 1
24 (22.5)
24 (22)
24 (22)
23.1 (20.5)
23 (20.5)
22.7 (20)
22.3 (19.5)
21.3 (18.5)
17.4 (14.9)
14.5 (11.9)
Gain of 1
290
470
610
1100
1200
1500
1950
4000
56,600
442,000
Gain of 1
1700
2400
3000
6600
6800
8900
13,000
25,000
310,000
2,600,000
1
Gain of 8
125
135
145
160
170
230
308
590
7000
55,000
Gain of 8
750
800
900
1000
1100
1400
2000
3400
41,000
300,000
Gain of 8
23.5 (21)
23.3 (20.8)
23.2 (20.5)
22.9 (20.3)
22.8 (20.1)
22.4 (19.8)
22 (19.3)
21 (18.5)
17.4 (14.9)
14.5 (11.9)
Rev. 0 | Page 14 of 44
1
Gain of 16
23.5 (21)
23.3 (20.8)
23.2 (20.5)
22.8 (20.3)
22.6 (20)
22.2 (19.7)
21.8 (19.3)
20.9 (18.1)
17.4 (14.8)
14.4 (11.8)
Gain of 16
53
56
58
86
95
130
175
330
3500
28,000
Gain of 16
260
340
360
480
600
710
1000
2200
22,000
170,000
1
Gain of 32
24
29
32
50
55
80
110
200
1800
14,000
Gain of 32
140
150
200
290
300
470
670
1200
12,000
79,000
Gain of 32
23.5 (21)
23.3 (20.8)
23.2 (20.5)
22.6 (20)
22.4 (20)
21.9 (19.3)
21.4 (18.8)
20.6 (18)
17.4 (14.7)
14.4 (11.8)
1
Gain of 64
Gain of 64
10.5
13
16
35
40
58
83
150
900
7000
65
84
100
200
240
360
470
850
5600
41,000
Gain of 64
23.5 (21)
23.3 (20.8)
23.2 (20.5)
22.1 (19.6)
21.9 (19.3)
21.4 (18.7)
20.8 (18.3)
20 (17.5)
17.4 (14.7)
14.4 (11.8)
1
Gain of 128
9
11.5
12.5
29
32
50
73
133
490
3450
Gain of 128
56
60
70
180
200
310
500
800
3100
24,000
Gain of 128
23 (20.4)
22.7 (20.3)
22.6 (20.1)
21.4 (18.7)
21.2 (18.6)
20.6 (17.9)
20 (17.3)
19.2 (16.6)
17.3 (14.6)
14.4 (11.7)
1