ISL28272 Intersil Corporation, ISL28272 Datasheet - Page 6
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ISL28272
Manufacturer Part Number
ISL28272
Description
Dual Micropower, Single Supply, Rail-to-rail Input And Output Rrio Instrumentation Amplifier
Manufacturer
Intersil Corporation
Datasheet
1.ISL28272.pdf
(14 pages)
Typical Performance Curves
FIGURE 15. ISL28271 INPUT VOLTAGE NOISE SPECTRAL
FIGURE 17. ISL28271 INPUT CURRENT NOISE SPECTRAL
120
100
1400
1200
1000
80
60
40
20
0
800
600
400
200
6
5
4
3
2
1
0
10
1
0
FIGURE 13. ISL28271 PSRR vs FREQUENCY
1
A
DENSITY
DENSITY
V
= 10
100
10
10
A
FREQUENCY (Hz)
FREQUENCY (Hz)
V
A
FREQUENCY (Hz)
100
V
1k
= 10
100
= 10
6
PSRR-
10k
1k
1k
PSRR+
V
+
100k
10k
10k
= +5V, V
ISL28271, ISL28272
-
100k
100k
= GND, V
1M
FB+
= 1/2V
FIGURE 16. ISL28272 INPUT VOLTAGE NOISE SPECTRAL
FIGURE 18. ISL28272 INPUT CURRENT NOISE SPECTRAL
+
, R
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
700
600
500
400
300
200
100
120
100
80
60
40
20
L
0
0
1
10
FIGURE 14. ISL28272 PSRR vs FREQUENCY
1
= Open, T
A
DENSITY
DENSITY
V
= 100
100
10
10
A
= +25°C, unless otherwise specified.
A
V
= 100
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
100
100
A
V
PSRR-
= 100
10k
1k
1k
PSRR+
100k
10k
10k
August 17, 2007
1M
FN6390.2
100k
100k