Datasheet

AD8641/AD8642/AD8643 Data Sheet
Rev. E | Page 10 of 16
–60
–40
–20
0
20
40
60
80
100
120
140
1k 10k 100k 1M 10M
FREQUENCY (Hz)
PSRR (dB)
05072-026
V
SY
=5V
+PSRR
–PSRR
Figure 31. PSRR vs. Frequency
0.01
0.1
1
10
100
1000
Z
OUT
(Ω)
1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
05072-027
G = +100
G = +10
G = +1
V
SY
= ± 13V
Figure 32. Output Impedance vs. Frequency
0.01
0.1
1
10
100
1000
Z
OUT
(
Ω
)
1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
05072-028
G = +100
G = +10
G = +1
V
SY
=5V
Figure 33. Output Impedance vs. Frequency
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
INPUT BIAS (pA)
–5 –4 –3 –2 –1 0 1 2 3 4 5
V
CM
(V)
05072-009
05072-029
CH1 10.0V CH2 10.0V M400 μ s A CH1 1.00V
1
T 0.00000s
2
V
IN
V
OUT
T
V
SY
= ± 13V
Figure 34. No Phase Reversal
–15
–10
–5
0
5
10
15
OUTPUT SWING (V)
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
SETTLING TIME (μs)
05072-030
V
S
= ±13V
GAIN = +5
TS – (0.1%)
TS – (1%)
TS + (0.1%)
TS + (1%)
Figure 35. Output Swing and Error vs. Settling Time
0
10
20
30
40
50
60
70
OVERSHOOT (%)
CAPACITANCE (pF)
1 10010 1000
05072-031
OS+
OS–
V
S
= ± 13V
R
L
= 10k Ω
V
IN
= 100mV p-p
A
V
= +1
Figure 36. Small Signal Overshoot vs. Load Capacitance