参数资料
型号: AD9272BSVZRL-40
厂商: Analog Devices Inc
文件页数: 9/44页
文件大小: 0K
描述: IC ADC ASD OCTAL 40MSPS 100-TQFP
设计资源: Powering AD9272 with ADP5020 Switching Regulator PMU for Increased Efficiency (CN0135)
标准包装: 1,000
类型: AAF,ADC,交叉点开关,LNA,VGA
分辨率(位): 12 b
采样率(每秒): 40M
数据接口: 串行
电压电源: 模拟和数字
电源电压: 1.8V,3V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 带卷 (TR)
配用: AD9272-65EBZ-ND - BOARD EVAL AD9272
AD9272
Rev. C | Page 17 of 44
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GR
OU
P
D
E
L
A
Y
(
n
s)
FREQUENCY (MHz)
GAIN+ = 1.6V
GAIN+ = 0.8V
GAIN+ = 0V
07
02
9-
1
21
Figure 17. Antialiasing Filter (AAF) Group Delay Response
–90
–80
–70
–60
–50
–40
–30
–20
–10
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02
46
8
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S
E
C
OND
-OR
D
E
R
H
6
A
R
M
ON
IC
D
IS
T
OR
TI
ON
(d
B
F
S
)
INPUT FREQUENCY (MHz)
07
02
9-
1
22
GAIN+ = 1.6V
GAIN+ = 1.0V
GAIN+ = 0.4V
Figure 18. Second-Order Harmonic Distortion vs. Frequency, AIN = 1 dBFS
–80
–70
–60
–50
–40
–30
–20
–10
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02
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TH
IR
D
-OR
D
E
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R
H
A
R
M
ON
IC
D
IS
T
OR
TI
ON
(d
BF
S
)
INPUT FREQUENCY (MHz)
GAIN+ = 1.6V
GAIN+ = 1.0V
GAIN+ = 0.4V
07
02
9-
12
3
Figure 19. Third-Order Harmonic Distortion vs. Frequency, AIN = 1 dBFS
–120
–100
–80
–60
–40
–20
0
–50
–40
–30
–20
–10
0
S
E
CO
N
D
-O
RD
E
R
H
A
R
M
ON
IC
D
IS
T
OR
T
ION
(d
BF
S
)
ADC OUTPUT LEVEL (dBFS)
07
02
9-
1
24
GAIN+ = 1.6V
GAIN+ = 0.8V
GAIN+ = 0V
Figure 20. Second-Order Harmonic Distortion vs. ADC Output
–120
–100
–80
–60
–40
–20
0
–40
–35
–30
–25
–20
–15
–10
–5
0
T
H
IR
D
-O
RDE
R
H
A
RM
ON
IC
D
IS
T
OR
TION
(d
B
F
S
)
ADC OUTPUT LEVEL (dBFS)
GAIN+ = 1.6V
GAIN+ = 0.8V
GAIN+ = 0V
07
02
9-
1
25
Figure 21. Third-Order Harmonic Distortion vs. ADC Output Level
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
0.4
0.6
0.8
1.0
1.2
1.4
1.6
IM
D
3
(d
BF
S)
GAIN+ (V)
8MHz
2.3MHz
5MHz
fIN2 = fIN1 +0.01MHz
AIN1 = –1dBFS, AIN2 = –21dBFS
07
029
-12
6
Figure 22. IMD3 vs. GAIN+
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