参数资料
型号: AD8332ARUZ-RL
厂商: Analog Devices Inc
文件页数: 7/56页
文件大小: 0K
描述: IC AMP VAR GAIN 2CHAN 28TSSOP
标准包装: 2,500
系列: X-AMP®
类型: 可变增益放大器
应用: 信号处理
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 带卷 (TR)
配用: AD8332-EVALZ-ND - BOARD EVAL FOR AD8332
AD8331/AD8332/AD8334
Rev. G | Page 15 of 56
500
400
300
200
100
0
0.2
0.4
0.6
0.8
1.0
O
UT
P
UT
-RE
F
E
RRE
D
N
O
IS
E
(
n
V
/
Hz
)
VGAIN (V)
03
19
9-
0
25
HI GAIN
LO GAIN
AD8332
AD8334
AD8331
f = 10MHz
Figure 25. Output-Referred Noise vs. VGAIN
2.5
2.0
1.5
1.0
0.5
100k
1M
10M
100M
FREQUENCY (Hz)
03
19
9-
02
6
RS = 0, RIZ = , VGAIN = 1V,
HILO = LO OR HI
IN
P
U
T
-R
E
F
E
R
E
D
N
O
IS
E
(
n
V
/
H
z)
Figure 26. Short-Circuit, Input-Referred Noise vs. Frequency
100
10
1
0.1
0
0.2
0.4
0.6
0.8
1.0
VGAIN (V)
03
19
9-
0
27
RS = 0, RIZ = ,
HILO = LO OR HI, f = 10MHz
IN
P
U
T
-R
E
F
E
R
E
D
N
OIS
E
(
n
V
/
H
z)
Figure 27. Short-Circuit, Input-Referred Noise vs. VGAIN
1.00
0.95
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
–50
–30
–10
10
30
50
70
90
INP
UT
-RE
F
E
RRE
D
N
O
IS
E
(
n
V
/
Hz
)
TEMPERATURE (°C)
03
19
9-
02
8
RS = 0, RIZ = ,
VGAIN = 1V, f = 10MHz
Figure 28. Short-Circuit, Input-Referred Noise vs. Temperature
10
1
0.1
1
10
100
1k
SOURCE RESISTANCE ()
03
19
9-
02
9
f = 5MHz, RIZ = ,
VGAIN = 1V
RS THERMAL NOISE
ALONE
INP
UT
-RE
F
E
RRE
D
N
O
IS
E
(
n
V
/
Hz
)
Figure 29. Input-Referred Noise vs. RS
7
6
5
4
3
2
1
0
50
100
1k
NO
IS
E
F
IG
U
RE
(
d
B)
SOURCE RESISTANCE ()
03
19
9-
03
0
INCLUDES NOISE OF VGA
RIN = 50
RIN = 75
RIN = 100
RIN = 200
RIZ =
SIMULATED RESULTS
Figure 30. Noise Figure vs. RS for Various Values of RIN
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