AD8332 AD [Analog Devices], AD8332 Datasheet - Page 8

• Manufacturer Part Number: AD8332
• Description: Ultralow Noise VGAs with Preamplifier and Programmable RIN
• Manufacturer: AD [Analog Devices]

AD8331/AD8332
Figure 10. Frequency Response for Various Matched Source Impedances
Figure 9. Frequency Response for Various Values of V
–30
–40
–10
–20
–10
–10
–20
–30
–40
60
50
40
30
20
10
30
20
10
30
20
10
100k
0
100k
0
0
100k
Figure 11. Frequency Response, Unterminated, R
V
V
R
GAIN
GAIN
FB
= ∞
= 0.5 V
= 0.5V
1M
1M
1M
V
GAIN
R
0.2V
0.8V
0.6V
0.4V
0V
IN
R
R
FREQUENCY (Hz)
FREQUENCY (Hz)
IN
FREQUENCY (Hz)
= R
= 1V
IN
R
= R
= R
IN
S
= R
= 1kΩ
S
10M
S
10M
10M
= 200Ω
= 500Ω
S
= 50Ω, 75Ω, 100Ω
100M
100M
100M
GAIN
S
= 50 Ω
, HILO = HI
1G
1G
1G
Rev. C | Page 8 of 32
Figure 14. Representative Differential Output Offset Voltage vs. V
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–10
–20
50
45
40
35
30
25
20
15
10
20
10
20
10
100k
5
100k
0
0
0
0
0
LO GAIN
HI GAIN
V
T = +25°C
OUT
0.1
V
1µF
COUPLING
Figure 12. Channel-to-Channel Crosstalk vs.
GAIN
0.9V
= 1 V p-p
Figure 13. Group Delay vs. Frequency
T = –40°C
Frequency for Various Values of V
0.2
= 1V
0.1µF
COUPLING
T = –40°C
0.3
T = –40°C
1M
1M
0.4
FREQUENCY (Hz)
Temperatures
0.7V
FREQUENCY (Hz)
V
0.5
T = +85°C
GAIN
0.5V
0.6
(V)
0.7
10M
10M
T = +25°C
T = +25°C
0.8
GAIN
T = –40°C
0.9
T = +85°C
T = +85°C
0.4V
1.0
GAIN
100M
100M
1.1
at Three