AD826
5
4
3
V
IN
781
V
OUT
150
5
2
GAIN – dB
0.1dB
V
S
FLATNESS
15V 55MHz
5V 20MHz
5V 20MHz
GAIN – dB
4
3
2
1
V
IN
1k
C
C
1k
V
S
V
OUT
C
C
0.1dB
FLATNESS
16MHz
14MHz
12MHz
V
S
=
15V
15V 3pF
5V
4pF
5V
6pF
1
0
–1
–2
–3
–4
–5
100k
V
S
=
V
S
=
15V
0
–1
–2
V
S
=
5V
5V
5V
–3
–4
–5
100k
V
S
=
5V
V
S
=
1M
10M
FREQUENCY – Hz
100M
1M
10M
FREQUENCY – HZ
100M
Figure 19. Closed-Loop Gain vs. Frequency
Figure 22. Closed-Loop Gain vs. Frequency, Gain = –1
DIFFERENTIAL GAIN – Percent
0.13
1.0
0.8
0.6
0.4
GAIN – dB
DIFF GAIN
0.10
DIFFERENTIAL PHASE – Degrees
0.13
0.07
0.2
0
–0.2
–0.4
–0.6
–0.8
V
S
=
5V
V
S
=
15V
0.12
DIFF PHASE
0.11
V
S
= +5V
0.10
5
10
SUPPLY VOLTAGE – Volts
15
–1.0
100k
1M
10M
FREQUENCY – Hz
100M
Figure 20. Differential Gain and Phase vs. Supply Voltage
Figure 23. Gain Flatness Matching vs. Supply, G = +1
V
S
–30
V
OUT
0.1 F
–40
–50
CROSSTALK – dB
3
V
IN
8
1 F
1
7
5
1/2
AD826 6
4
0.1 F
–60
–70
–80
–90
–100
–110
10k
15V
R
L
= 1k
5V
R
L
= 150
1/2
AD826
2
R
L
R
L
1 F
–V
S
R
L
= 150
100k
1M
FREQUENCY – Hz
10M
100M
FOR
V
S
= 5V, 1k
FOR
V
S
= 15V
USE GROUND PLANE
PINOUT SHOWN IS FOR MINIDIP PACKAGE
Figure 21. Crosstalk vs. Frequency
Figure 24. Crosstalk Test Circuit
REV. C
–7–
AD [ ANALOG DEVICES ]
