Typical Performance Characteristics–AD8320
0.6
0.3
0.3
0.2
0.45
V
= 12V
CC
F = 10MHz
T = +25؇C
V
= 12V
F = 10MHz
CC
0.30
T = +25؇C
T = +25؇C
0.1
0.15
0
0
10MHz
42MHz
V
= 12V
CC
0
؊0.3
؊0.6
T = ؊40؇C
T = +85؇C
؊0.15
؊0.1
V
= 5V
CC
65MHz
؊0.30
؊0.45
؊0.2
؊0.3
؊0.9
؊1.2
256
0
64
128
192
0
64
128
192
256
0
64
128
192
256
GAIN CONTROL – Decimal
GAIN CONTROL – Decimal
GAIN CONTROL – Decimal
Figure 4. Gain Error vs. Gain Control
at Various Tem peratures
Figure 6. Gain Error vs. Gain Control
at Different Supply Voltages
Figure 5. Gain Error vs. Gain Control
at Various Frequencies
30
؊20
30
255D
255D
170D
V
= 5V
V
= 12V
CC
CC
MAX GAIN
PD = 0V
؊30
؊40
؊50
؊60
؊70
؊80
؊90
170D
85D
20
10
0
20
10
85D
0
V
= 5V, P = ؊14dBm
IN
CC
01D
00D
01D
00D
؊10
؊20
؊10
؊20
V
= 12V, P = ؊8dBm
IN
CC
؊100
100k
100k
1M
10M
100M
1G
1M
10M
100M
1G
100k
1M
10M
100M
1G
FREQUENCY – Hz
FREQUENCY – Hz
FREQUENCY – Hz
Figure 9. Input Signal Feedthrough
vs. Frequency
Figure 7. AC Response
Figure 8. AC Response
90
80
75
70
65
60
80
75
70
65
60
F = 10MHz
F = 10MHz
V
= 12V
CC
80
MAX GAIN, V = 12V
CC
+85؇C
70
V
= 12V
CC
+25؇C
MAX GAIN, V = 5V
CC
60
MIN GAIN, V = 12V
CC
؊40؇C
V
= 5V
55
50
CC
55
50
50
MIN GAIN, V = 5V
CC
40
30
45
40
45
40
256
128
192
10M
1M
FREQUENCY – Hz
100M
0
64
100k
256
128
192
0
64
GAIN CONTROL – Decimal
GAIN CONTROL – Decimal
Figure 10. Output Referred Noise vs.
Gain Control at Various Tem peratures
Figure 12. Output Referred Noise vs.
Frequency
Figure 11. Output Referred Noise vs.
Gain Control at Different Supply
Voltages
REV. 0
–5–
ADI [ ADI ]
