Datasheet

REV. C
AD624
–5–
0
1
10 10M1M100k10k1k100
FREQUENCY – Hz
–100
–80
–60
–40
CMRR – dB
–120
–140
–20
G = 500
G = 1
G = 100
Figure 10. CMRR vs. Frequency RTI,
Zero to 1k Source Imbalance
160
0
100k
40
20
10
80
60
100
120
140
10k1k100
FREQUENCY – Hz
POWER SUPPLY REJECTION – dB
G = 500
G = 100
G = 1
–V
S
= –15V dc+
1V p-p SINEWAVE
Figure 13. Negative PSRR vs.
Frequency
Figure 16. Low Frequency Voltage
Noise
,
G = 1 (System Gain = 1000)
30
20
0
10
FULL-POWER RESPONSE – V p-p
FREQUENCY – Hz
10k1k 100k 1M
G = 1, 100
G = 500
G = 100
G = 1000
BANDWIDTH LIMITED
-
Figure 11. Large Signal Frequency
Response
VOLT NSD – nV/ Hz
0.1
100
1
10
1000
100k101 10k1k100
FREQUENCY – Hz
G = 1
G = 10
G = 100, 1000
G = 1000
Figure 14. RTI Noise Spectral
Density vs. Gain
Figure 17. Low Frequency Voltage
Noise, G = 1000 (System Gain =
100,000)
160
0
100k
40
20
10
80
60
100
120
140
10k1k100
FREQUENCY – Hz
POWER SUPPLY REJECTION – dB
G = 500
G = 100
G = 1
–V
S
= –15V dc+
1V p-p SINEWAVE
Figure 12. Positive PSRR vs.
Frequency
10
10k
100
1000
100k
100k10.1 10k10010
FREQUENCY – Hz
CURRENT NOISE SPECTRAL DENSITY – fA/ Hz
Figure 15. Input Current Noise
20
8 TO –8
12 TO –12
0
OUTPUT
STEP –V
4 TO –4
–4 TO 4
–8 TO 8
–12 TO 12
15105
SETTLING TIME – ␮s
1%
1%
0.1% 0.01%
0.1% 0.01%
Figure 18. Settling Time, Gain = 1