AD9631/AD9632
AD9632–Typical Characteristics
7
6
5
4
V
S
=
±5V
R
L
= 100Ω
V
O
= 300mV p-p
R
F
125
R
F
225
R
F
325
R
F
425
350
V
S
=
±5V
R
L
= 100Ω
GAIN = +2
49.9Ω
R
IN
100Ω
R
F
AD9632
R
L
–3dB BANDWIDTH – MHz
300
GAIN – dB
3
2
1
0
–1
–2
–3
1M
250
R PACKAGE
N PACKAGE
200
150
100
150 200
250 300
350
400
450
500
550
10M
100M
FREQUENCY – Hz
1G
VALUE OF R
F
,R
IN
–
Ω
Figure 27. AD9632 Small Signal Frequency Response,
G = +2
Figure 30. AD9632 Small Signal –3 dB Bandwidth
vs. R
F
, R
IN
0.1
0
–0.1
–0.2
OUTPUT – dB
R
F
375
R
F
275
R
F
325
R
F
425
7
6
5
4
OUTPUT – dB
R
F
525
–0.3
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
1M
V
S
=
±5V
R
L
= 100Ω
G = +2
V
O
= 300mV p-p
3
2
1
0
–1
–2
V
S
=
±5V
V
O
= 4V p-p
R
L
= 100Ω
R
F
125Ω
TO
525Ω
BY
100Ω
10M
FREQUENCY – Hz
100M
–3
1M
10M
FREQUENCY – Hz
100M
500M
Figure 28. AD9632 0.1 dB Flatness, N Package
(for R Package Add 20
Ω
to R
F
)
Figure 31. AD9632 Large Signal Frequency Response,
G = +2
65
60
55
50
45
40
35
30
25
20
15
10
5
0
–5
–10
–15
10k
A
OL
– dB
PHASE
50
100
1
0
–1
–2
PHASE – Degrees
GAIN – dB
0
–50
–100
–150
–3
–4
–5
–6
–7
GAIN
V
S
=
±5V
R
L
= 100Ω
V
O
= 300mV p-p
R
F
, R
IN
267Ω
–200
–250
100k
1M
10M
FREQUENCY – Hz
100M
1G
–8
–9
1M
10M
100M
FREQUENCY – Hz
1G
Figure 29. AD9632 Open-Loop Gain and Phase Margin vs.
Frequency, R
L
= 100
Ω
Figure 32. AD9632 Small Signal Frequency Response,
G = –1
REV. A
–8–
AD [ ANALOG DEVICES ]
