
AD8117/AD8118
Rev. A | Page 17 of 36
TYPICAL PERFORMANCE CHARACTERISTICS
VS = ±2.5 V at TA = 25°C, RL, diff = 200 Ω, VOCM = 0 V, differential I/O mode, unless otherwise noted.
10
–10
1000
GA
IN
(
d
B
)
FREQUENCY (MHz)
–2
0
2
–8
–6
–4
4
6
8
1
10
100
0
63
65
-0
18
AD8118
AD8117
Figure 19. AD8117, AD8118 Small Signal Frequency Response, 200 mV p-p
10
–10
1000
G
A
IN
(
d
B
)
FREQUENCY (MHz)
–2
0
2
–8
–6
–4
4
6
8
1
10
100
06
36
5-
01
9
AD8118
AD8117
Figure 20. AD8117, AD8118 Large Signal Frequency Response, 2 V p-p
10
–10
01000
NO
RM
AL
IZ
E
D
G
A
IN
(
d
B)
FREQUENCY (MHz)
8
6
4
2
0
–2
–4
–6
–8
100
10
10pF
5pF
2pF
0pF
06
36
5-
0
20
Figure 21. AD8117 Small Signal Frequency Response with Capacitive Loads,
200 mV p-p
400
0
540
700
CO
UNT
FREQUENCY (MHz)
350
200
250
150
50
300
100
680
660
640
620
600
580
560
063
65
-02
1
Figure 22. AD8117 3 dB Bandwidth Histogram,
One Device, All 1024 Channels
0
–3
32
NO
RM
AL
IZ
E
D
B
ANDW
IDT
H
E
R
RO
R
(
%
)
NUMBER OF ENABLED CHANNELS
–1
–2
26
24
22
20
12
8
6
4
218
16
14
10
30
28
06
36
5-
02
2
Figure 23. AD8117 Bandwidth Error vs. Enabled Channels
0
–70
–60
–50
–40
–30
–20
–10
300k
1M
10M
100M
1G 2G
CM
R
(
d
B)
FREQUENCY (Hz)
DIFFERENTIAL OUT
06
36
5-
0
23
Figure 24. AD8117, AD8118 Common-Mode Rejection