AD623
1600
1400
1200
1000
20
30
25
I
BIAS
(nA)
00778-009
UNITS
800
600
400
200
0
75
80
85
90
95
100 105 110 115 120 125 130
CMRR (dB)
15
10
5
–40
–20
0
20
40
60
80
100
120
140
TEMPERATURE (°C)
Figure 9. Typical Distribution for CMRR (G = 1)
VOLTAGE NOISE SPECTRAL DENSITY (nV/ Hz RTI)
1k
Figure 12. I
BIAS
vs. Temperature
1k
CURRENT NOISE SPECTRAL DENSITY (fA/ Hz)
100
G=1
100
G= 10
G= 100
G= 1000
00778-010
1
10
100
1k
10k
100k
1
10
100
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
Figure 10. Voltage Noise Spectral Density vs. Frequency
22
21
20
19
Figure 13. Current Noise Spectral Density vs. Frequency
20.0
19.5
19.0
18.5
I
BIAS
(nA)
I
BIAS
(nA)
18
17
16
15
14
–4
–2
CMV (V)
0
2
4
18.0
17.5
17.0
16.5
16.0
–4
00778-011
–3
–2
–1
CMV (V)
0
1
2
Figure 11. I
BIAS
vs. CMV, V
S
= ±5 V
Figure 14. I
BIAS
vs. CMV, V
S
= ±2.5 V
Rev. D | Page 9 of 24
00778-014
00778-013
10
10
00778-012
0
–60
AD [ ANALOG DEVICES ]
