
AD8655/AD8656
Rev. A | Page 14 of 20
–40
–60
–140
10
100
1k
FREQUENCY (Hz)
10k
C
0
–20
100k
1M
10M
100M
–80
–100
–120
V
S
=
±
2.5V
V
IN
= 50mV
V+
V–
+2.5V
–2.5V
+
–
V
IN
50mV p-p
A
R2
100
Ω
R1
10k
Ω
V–
V+
V
OUT
B
0
3.0
2.5
2.0
1.5
1.0
0.5
0
10k
100k
1M
FREQUENCY (Hz)
10M
O
0
V
S
= 1.35V
V
IN
= 2.7V
G = +1
NO LOAD
Figure 53. Maximum Output Swing vs. Frequency
Figure 55. Channel Separation vs. Frequency
1000
100
10
1
0.1
FREQUENCY (Hz)
100
1k
10k
100k
1M
100M
10M
O
Ω
)
0
V
S
= ±1.35V
G = +1
G = +100
G = +10
Figure 54. Output Impedance vs. Frequency