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