Datasheet

OP297
Rev. G | Page 8 of 16
OPEN-LOOP GAIN (dB)
–40
PHASE SHIFT (Degrees)
–20
0
20
40
270
225
180
135
90
60
100
80
1k 10k 100k 1M 10M100
FREQUENCY (Hz)
GAIN
PHASE
T
A
= –55°C
T
A
= +125°C
V
S
= ±15V
C
L
= 30pF
R
L
= 1MΩ
00300-023
Figure 23. Open-Loop Gain, Phase vs. Frequency
LOAD CAPACITANCE (pF)
OVERSHOOT (%)
0
10 100
10
20
30
40
50
60
70
1k 10k
T
A
= 25°C
V
S
= ±15V
A
VCL
= +1
V
OUT
= 100mV p-p
–EDGE
+EDGE
0
0300-024
Figure 24. Small Signal Overshoot vs. Load Capacitance
FREQUENCY (Hz)
OUTPUT IMPEDANCE (Ω)
1k
0.001
100
10
0.01
0.1
1
100 1k 10k 100k 1M10
T
A
= 25°C
V
S
= ±15V
00300-025
Figure 25. Open-Loop Output Impedance vs. Frequency