參數(shù)資料
型號: HI7191
廠商: Intersil Corporation
英文描述: 24-Bit, High Precision, Sigma Delta A/D Converter
中文描述: 24位,精度高,Σ-ΔA / D轉(zhuǎn)換
文件頁數(shù): 7/24頁
文件大小: 187K
代理商: HI7191
1903
TABLE 1. NOISE PERFORMANCE WITH INPUT CONNECTED TO ANALOG GROUND
HERTZ
SNR
ENOB
P-P NOISE
(
μ
V)
RMS NOISE
(
μ
V)
GAIN = 1
10
132.3
21.7
9.8
1.5
25
129.5
21.2
13.6
2.1
30
127.7
20.9
16.6
2.5
50
126.3
20.7
19.5
3.0
60
125.6
20.6
21.2
3.2
100
122.4
20.0
30.7
4.6
250
107.7
17.6
166.7
25.3
500
98.1
16.0
505.3
76.6
1000
85.7
13.9
2101.8
318.5
2000
68.8
11.1
14661.6
2221.4
GAIN = 2
10
129.2
21.2
14.0
2.1
25
125.7
20.6
20.9
3.2
30
124.5
20.4
24.1
3.7
50
123.4
20.2
27.3
4.1
60
122.5
20.1
30.3
4.6
100
118.1
19.3
50.0
7.6
250
106.1
17.3
199.5
30.2
500
96.9
15.8
580.1
87.9
1000
84.4
13.7
2435.6
369.0
2000
67.8
11.0
16469.7
2495.4
GAIN = 4
10
125.9
20.6
20.5
3.1
25
123.1
20.1
28.4
4.3
30
121.8
19.9
32.8
5.0
50
119.9
19.6
40.9
6.2
60
119.9
19.6
40.9
6.2
100
116.1
19.0
63.2
9.6
250
105.7
17.3
209.7
31.8
500
96.6
15.8
597.8
90.6
1000
84.3
13.7
2469.5
374.2
2000
68.2
11.0
15656.1
2372.1
GAIN = 8
10
124.7
20.4
23.4
3.5
25
120.6
19.7
37.8
5.7
30
119.2
19.5
44.3
6.7
50
117.5
19.2
53.8
8.2
60
116.8
19.1
58.6
8.9
100
112.1
18.3
100.0
15.2
250
101.4
16.5
345.2
52.3
500
95.3
15.5
691.1
104.7
1000
83.1
13.5
2838.6
430.1
2000
68.3
11.1
15494.7
2347.7
GAIN = 16
10
120.1
19.7
39.8
6.0
25
114.8
18.8
73.4
11.1
30
113.5
18.6
85.1
12.9
50
111.0
18.1
114.4
17.3
60
109.6
17.9
134.0
20.3
100
105.5
17.2
214.8
32.5
250
95.2
15.5
699.1
105.9
500
89.1
14.5
1417.7
214.8
1000
83.5
13.6
2686.0
407.0
2000
62.6
10.1
30110.0
4562.1
GAIN = 32
10
113.2
18.5
88.8
13.5
25
109.0
17.8
142.7
21.6
30
108.2
17.7
157.4
23.8
50
104.7
17.1
235.8
35.7
60
105.0
17.1
227.8
34.5
100
102.3
16.7
310.5
47.0
250
93.4
15.2
861.1
130.5
500
87.1
14.2
1782.7
270.1
1000
78.2
12.7
4990.4
756.1
2000
57.0
9.2
57311.1
8683.5
GAIN = 64
10
106.7
17.4
186.2
28.2
25
102.9
16.8
288.4
43.7
30
101.9
16.6
325.8
49.4
50
98.5
16.1
479.8
72.7
60
98.9
16.1
459.8
69.7
100
96.3
15.7
620.2
94.0
250
85.5
13.9
2133.5
323.3
500
78.1
12.7
5025.0
761.4
1000
66.7
10.8
18693.5
2832.3
2000
50.5
8.1
120163.0
18206.5
GAIN = 128
10
101.1
16.5
356.5
54.0
25
96.0
15.7
638.3
96.7
30
95.2
15.5
704.8
106.8
50
93.2
15.2
882.2
133.7
60
92.2
15.0
996.7
151.0
100
91.4
14.9
1086.6
164.6
250
79.4
12.9
4346.4
658.5
500
71.8
11.6
10439.2
1581.7
1000
60.1
9.7
39923.0
6048.9
2000
44.8
7.1
233238.2
35339.1
HERTZ
SNR
ENOB
P-P NOISE
(
μ
V)
RMS NOISE
(
μ
V)
HI7191
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