AD8051/AD8052/AD8054
6.3
6.2
6.1
6.0
5.9
5.8
5.7
5.6
5.5
5.4
5.3
6.3
6.2
6.1
6.0
5.9
5.8
V
= +5V
S
R
R
= 200⍀
= 150⍀
F
V
= +5V
S
5.7
5.6
G = +2
R
R
L
= 150⍀
= 806⍀
= 0.2V p-p
G = +2
V = 0.2V p-p
O
L
F
5.5
V
O
5.4
5.3
1
10
100
0.1
1
10
100
FREQUENCY – MHz
FREQUENCY – MHz
Figure 9. AD8051/AD8052 0.1 dB Gain Flatness vs.
Frequency; G = +2
Figure 12. AD8054 0.1 dB Gain Flatness vs. Frequency;
G = +2
9
9
V
V
= +5V
= 2V p-p
V
V
= +5V
= 2V p-p
8
7
6
8
7
S
S
O
O
6
5
5
4
3
V
V
= ؎5V
= 4V p-p
S
4
O
V
V
= ؎5V
= 4V p-p
S
3
O
V
AS SHOWN
V AS SHOWN
S
G = +2
S
2
2
1
G = +2
R
R
V
= 2k⍀
= 2k⍀
AS SHOWN
R
R
V
= 2k⍀
= 2k⍀
AS SHOWN
O
L
F
L
1
F
0
0
O
–1
0.1
–1
0.1
1
10
100
500
1
10
FREQUENCY – MHz
100
500
FREQUENCY – MHz
Figure 10. AD8051/AD8052 Large Signal Frequency
Response; G = +2
Figure 13. AD8054 Large Signal Frequency Response;
G = +2
80
80
V
= +5V
V
= +5V
= 2k⍀
= 5pF
S
70
60
50
40
30
20
S
70
R
= 2k⍀
R
C
L
L
L
60
50
40
30
20
GAIN
GAIN
0
180
50؇ PHASE
MARGIN
–45
–90
–135
–180
135
90
PHASE
45؇ PHASE
MARGIN
PHASE
10
0
10
0
45
0
–10
–20
–10
–20
0.01
0.1
1
10
100
500
30k 100k
1M
10M
100M
500M
FREQUENCY – MHz
FREQUENCY – Hz
Figure 11. AD8051/AD8052 Open-Loop Gain and
Phase vs. Frequency
Figure 14. AD8054 Open-Loop Gain and Phase
Margin vs. Frequency
REV. B
–7–
ADI [ ADI ]
