OP77
100
80
130
120
110
100
V
T
= ±15V
= 25°C
S
A
T
= 25°C
A
60
40
90
80
70
20
0
60
0.1
–20
10
1
10
100
1k
10k
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FREQUENCY (Hz)
Figure 9. Closed-Loop Response for Various Gain Configurations
Figure 12. PSRR vs. Frequency
160
0
4
V
T
= ±15V
= 25°C
S
A
V
= ±15V
S
140
120
100
80
45
90
3
2
60
40
20
0
135
180
1
0
–75
0.01
0.1
1
10
100
1k
10k
100k
1M
–50
–25
0
25
50
75
100
125
FREQUENCY (Hz)
TEMPERATURE (°C)
Figure 10. Open-Loop Gain/Phase Response
Figure 13. Input Bias Current vs. Temperature
150
140
130
120
2.0
T
A
= 25°C
V
= ±15V
S
1.5
1.0
110
100
90
0.5
0
80
1
10
100
1k
10k
100k
–75
–50
–25
0
25
50
75
100
125
FREQUENCY (Hz)
TEMPERATURE (°C)
Figure 11. CMRR vs. Frequency
Figure 14. Input Offset Current vs. Temperature
Rev. E | Page 8 of 16
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