AD605
1000
100
VGN = 2.9V
NOISE (nV/ Hz)
NOISE (nV/ Hz)
100
10
10
1.0
R
SOURCE
ALONE
1
0.1
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0.5
0.9
1.3
1.7
VGN (V)
2.1
2.5
2.9
0.1
1
10
R
SOURCE
(Ω)
100
1k
Figure 15. Input Referred Noise vs. VGN
2.00
VGN = 2.9V
1.95
25
30
Figure 18. Input Referred Noise vs. R
SOURCE
VGN = 2.9V
1.90
NOISE (nV/ Hz)
1.85
1.80
1.75
1.70
NOISE FIGURE (dB)
20
15
10
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1.65
1.60
–40 –30 –20 –10
0
10
20
30
40
50
60
70
80
90
5
1
10
R
SOURCE
(Ω)
100
1k
TEMPERATURE (°C)
Figure 16. Input Referred Noise vs. Temperature
1.90
VGN = 2.9V
1.85
50
60
Figure 19. Noise Figure vs. R
SOURCE
R
S
= 50Ω
NOISE FIGURE (dB)
NOISE (nV/ Hz)
1.80
40
1.75
30
1.70
20
1.65
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10
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1.60
100k
1M
FREQUENCY (Hz)
10M
0
0.1
0.5
0.9
1.3
1.7
VGN (V)
2.1
2.5
2.9
Figure 17. Input Referred Noise vs. Frequency
Figure 20. Noise Figure vs. VGN
Rev. D | Page 9 of 20
00541-019
AD [ ANALOG DEVICES ]
