参数资料
型号: AD8335ACPZ-REEL
厂商: Analog Devices Inc
文件页数: 28/28页
文件大小: 0K
描述: IC AMP VGA QUAD 64LFCSP
产品变化通告: AD8335 Metal Mask Change 12/Jul/2010
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: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 带卷 (TR)
配用: AD8335-EVALZ-ND - BOARD EVALUATION FOR AD8335
Data Sheet
AD8335
Rev. B | Page 9 of 28
–25
–20
–15
–10
–5
0
5
10
15
20
25
OF
FS
E
T
V
O
LT
A
GE
(
m
V
)
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
04
97
6-
0
1
4
+85°C, HIGH
+85°C, LOW
–40°C, LOW
–40°C, HIGH
+25°C, LOW
+25°C, HIGH
Figure 15. Differential Output Offset Voltage vs. VGAIN at Three Temperatures
–25
–20
–15
–10
–5
0
5
10
15
20
25
OF
FS
E
T
V
O
LT
A
GE
(
m
V
)
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
04
97
6-
01
5
Figure 16. Absolute Offset vs. VGAIN at VOHx and VOLx Pins
Relative to VCMx Pins
1M
100k
10M
1G
0.1
1
10
100
O
U
T
P
UT
I
M
P
E
DANC
E
(
)
FREQUENCY (Hz)
04
97
6-
01
6
VIN = 10mV p-p
VOHx
VOLx
Figure 17. Output Resistance at VOHx and VOLx Pins vs. Frequency
1M
10M
1G
INP
U
T
I
M
P
E
DANC
E
(
)
FREQUENCY (Hz)
04
97
6-
01
7
10
100
1k
RFB = 2.5k
RFB = 1k
RFB = 499
RFB = 249
RSH = 49, CSH = 22pF
RSH =
, CSH = 0pF
Figure 18. Preamp Input Resistance vs. Frequency for
Various Values of RFB
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
CRO
S
TA
L
K
(
d
B)
04
97
6-
0
18
25j
50j
100j
–75j
–50j
–25j
0
17
50
150
STOP
1GHz
START
100kHz
VIN = 10mV p-p
100MHz
Figure 19. Smith Chart S11 vs. Frequency, 100 kHz to 1 GHz
0
50
100
150
200
250
O
U
T
P
UT
R
E
F
E
RR
E
D
NO
IS
E
(
n
V
/
Hz
)
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
04
97
6-
0
19
HLxx = HIGH
HLxx = LOW
RS = 0
RFB =
Figure 20. Output Referred Noise vs. VGAIN (See Figure 50)
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