AD745AN Analog Devices, AD745AN Datasheet - Page 5

• Manufacturer Part Number: AD745AN
• Description: Ultralow Noise/ High Speed/ BiFET Op Amp
• Manufacturer: Analog Devices

REV. C
Figure 16. Total Harmonic Distortion
vs. Frequency
Figure 13. Common-Mode Rejection
vs. Frequency
120
100
–20
80
60
20
–100
–120
–140
40
120
110
100
–40
–60
–80
0
Figure 10. Open-Loop Gain and
Phase vs. Frequency
100
90
80
70
60
50
100
10
GAIN = +10
GAIN = +100
1k
Vcm = 10V
1k
100
10k
GAIN
FREQUENCY – Hz
FREQUENCY – Hz
FREQUENCY – Hz
10k
100k
GAIN = –4
1k
100k
1M
PHASE
10k
10M 100M
1M
100k
10M
120
100
60
40
20
0
–20
80
1.0
0.1
0.01
0.001
0.0001
0.00001
Figure 14. Power Supply Rejection
vs. Frequency
120
100
80
60
14
12
10
40
20
100
1.0
Figure 17. Input Noise Voltage
Spectral Density
0.1
8
0
10
–60 –40 –20
100
10
Figure 11. Slew Rate vs.
Temperature
1k
100
CLOSED-LOOP GAIN = +5
CLOSED-LOOP GAIN = +5
0
TEMPERATURE – C
10k
– SUPPLY
FREQUENCY – Hz
1k
FREQUENCY – Hz
20
–5–
100k
40
10k
60
100k
+ SUPPLY
1M
80 100 120 140
10M
1M
Typical Characteristics–
100M
10M
Figure 15. Large Signal Frequency
Response
Figure 18. Input Noise Current
Spectral Density
100
1.0
130
120
100
35
30
25
20
10
10
150
140
15
1k
80
5
0
Figure 12. Open-Loop Gain vs.
Supply Voltage
10k
1
0
RL = 2k
SUPPLY VOLTAGE
10
100k
5
FREQUENCY – Hz
FREQUENCY – Hz
100
R = 2k
10
L
1k
1M
AD745
VOLTS
15
10k
10M
100k
20