AD8320 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
fabricante
AD8320 Datasheet PDF : 20 Pages
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0.3
VCC = 12V
F = 10MHz
0.2
0.1
T = +25؇C
0
؊0.1
T = ؊40؇C
T = +85؇C
؊0.2
؊0.3
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 4. Gain Error vs. Gain Control
at Various Temperatures
Typical Performance Characteristics–AD8320
0.6
VCC = 12V
0.3
T = +25؇C
0
؊0.3
؊0.6
؊0.9
10MHz
42MHz
65MHz
؊1.2
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 5. Gain Error vs. Gain Control
at Various Frequencies
0.45
F = 10MHz
0.30
T = +25؇C
0.15
0
VCC = 12V
؊0.15
؊0.30
VCC = 5V
؊0.45
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 6. Gain Error vs. Gain Control
at Different Supply Voltages
30
255D
VCC = 5V
20
170D
85D
10
0
01D
؊10
00D
؊20
100k
1M
10M
100M
1G
FREQUENCY – Hz
Figure 7. AC Response
30
255D
20
170D
85D
10
VCC = 12V
0
01D
؊10
00D
؊20
100k
1M
10M
100M
1G
FREQUENCY – Hz
Figure 8. AC Response
؊20
؊30
MAX GAIN
PD = 0V
؊40
؊50
؊60
؊70 VCC = 5V, PIN = ؊14dBm
؊80
؊90
؊100
100k
VCC = 12V, PIN = ؊8dBm
1M
10M
100M
1G
FREQUENCY – Hz
Figure 9. Input Signal Feedthrough
vs. Frequency
80
F = 10MHz
75 VCC = 12V
70
65
60
55
+85؇C
+25؇C
؊40؇C
50
45
40
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 10. Output Referred Noise vs.
Gain Control at Various Temperatures
80
75 F = 10MHz
70
65
VCC = 12V
60
55
VCC = 5V
50
45
40
0
64
128
192
256
GAIN CONTROL – Decimal
Figure 11. Output Referred Noise vs.
Gain Control at Different Supply
Voltages
90
80
MAX GAIN, VCC = 12V
70
MAX GAIN, VCC = 5V
60
MIN GAIN, VCC = 12V
50
MIN GAIN, VCC = 5V
40
30
100k
1M
10M
FREQUENCY – Hz
100M
Figure 12. Output Referred Noise vs.
Frequency
REV. 0
–5–
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