参数资料
型号: AD8332-EVAL
厂商: Analog Devices, Inc.
英文描述: Ultralow Noise VGAs with Preamplifier and Programmable RIN
中文描述: 超低噪声的VGA前置放大器和可编程与房地产经纪人
文件页数: 14/32页
文件大小: 482K
代理商: AD8332-EVAL
AD8331/AD8332
Rev. C | Page 14 of 32
100
90
10
0
100ns
50mV
0
Figure 45. VGA Overdrive Recovery, V
INH
4 mV p-p to 70 mV p-p Burst,
V
GAIN
= 1 V, VGA Output Shown Attenuated 24 dB
100
90
10
0
100ns
50mV
0
Figure 46. VGA Overdrive Recovery, V
INH
4 mV p-p to 275 mV p-p Burst,
V
GAIN
= 1 V, VGA Output Shown Attenuated 24 dB
1ms
200mV
2V
0
Figure 47. Enable Response, Top: V
ENB
, Bottom: V
OUT
, V
INH
= 30 mV p-p
1V
2V
1ms
0
Figure 48. Enable Response, Large Signal,
Top: V
ENB
, Bottom: V
OUT
, V
INH
= 150 mV p-p
FREQUENCY (Hz)
P
1M
100k
100M
10M
–80
0
–10
–20
–30
–40
–50
–60
–70
VPS1, V
GAIN
= 0.5V
VPS1, V
GAIN
= 0V
VPSV, V
GAIN
= 0.5V
0
Figure 49. PSRR vs. Frequency (No Bypass Capacitor)
40
0
–40
40
45
50
55
60
20
–20
30
100
80
60
20
25
35
0
TEMPERATURE (
°
C)
AD8331
AD8332
V
GAIN
= 0.5V
Q
Figure 50. Quiescent Supply Current vs. Temperature
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