ad797bn Analog Devices, Inc., ad797bn Datasheet - Page 8

• Manufacturer Part Number: ad797bn
• Description: Ultralow Distortion, Ultralow Noise Op Amp
• Manufacturer: Analog Devices, Inc.

AD797
120
100
80
60
40
20
–150
–300
0
300
150
100
5
4
3
2
1
0
10
0
–60
Figure 17. Open-Loop Gain and Phase vs. Frequency
Figure 16. Input Voltage Noise Spectral Density
Figure 18. Input Offset Current vs. Temperature
–40
1k
100
*RS = 100
–20
10k
1k
0
*See Figure 25
FREQUENCY (Hz)
FREQUENCY (Hz)
GAIN
TEMPERATURE (°C)
UNDER COMPENSATED
20
OVER COMPENSATED
100k
10k
PHASE MARGIN
40
WITH R
WITH R
60
1M
100k
S
*
S
*
80
WITHOUT
10M
WITHOUT
R
100
1M
R
S
*
S
*
120
100M
10M
0
100
80
60
40
20
140
Rev. E | Page 8 of 20
Figure 19. Slew Rate and Gain/Bandwidth Product vs. Temperature
35
30
25
20
15
0.01
100
–60
0.1
10
160
140
120
100
Figure 21. Magnitude of Output Impedance vs. Frequency
1
10
100
–40
Figure 20. Open-Loop Gain vs. Resistive Load
RISING EDGE
–20
GAIN/BANDWIDTH PRODUCT
SLEW RATE
100
0
TEMPERATURE (°C)
20
LOAD RESISTANCE (Ω)
*See
FREQUENCY (Hz)
1k
Figure 32
40
SLEW RATE
FALLING EDGE
WITHOUT C
1k
60
10k
80
N
*
100
100k
WITH C
120
N
*
140
120
110
100
90
80
1M
10k