AD623
30
25
20
1600
1400
1200
1000
800
600
400
200
0
15
10
5
0
75 80 85 90 95
105 110 115 120 125 130
100
–60 –40
–20
0
20
40
60
80 100 120
140
CMRR ؊ dB
TEMPERATURE – ؇C
Figure 11. IBIAS vs. Temp
Figure 8. Typical Distribution for CMRR (G = 1)
1k
100
10
1k
GAIN = 1
100
GAIN = 10
GAIN = 100
GAIN = 1000
10
10
100
FREQUENCY – Hz
1k
1
1
10
100
FREQUENCY – Hz
100k
10k
1k
Figure 9. Voltage Noise Spectral Density vs. Frequency
Figure 12. Current Noise Spectral Density vs. Frequency
21
20
19
18
17
16
15
19.5
19.0
18.5
18.0
17.5
17.0
16.5
–5
0
2
4
–4
–2
0
1
–3
–2
–1
CMV – Volts
CMV – Volts
Figure 10. IBIAS vs. CMV, VS = ±5 V
Figure 13. IBIAS vs. CMV, VS = ±2.5 V
–6–
REV. C
ADI [ ADI ]
