参数资料
型号: AD9272BSVZRL-65
厂商: Analog Devices Inc
文件页数: 8/44页
文件大小: 0K
描述: IC ADC ASD OCTAL 65MSPS 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): 65M
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 16 of 44
–7 –6 –5 –4
500k
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–3 –2 –1
01
234
56
7
NUM
BE
R
O
F
HI
T
S
CODES
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9-
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5
Figure 11. Output-Referred Noise Histogram, GAIN+ = 0 V
–7 –6 –5 –4
180k
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–3 –2 –1
01
234
56
7
NUM
BE
R
O
F
HI
T
S
CODES
07
02
9-
11
6
Figure 12. Output-Referred Noise Histogram, GAIN+ = 1.6 V
0
0.2
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0.8
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1.8
123456789
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IN
P
U
T
-R
E
F
E
R
E
D
N
OIS
E
(
n
V
/
0
√Hz
)
FREQUENCY (MHz)
LNA GAIN = 21.3dB
LNA GAIN = 15.6dB
LNA GAIN = 17.9dB
07
02
9-
1
87
Figure 13. Short-Circuit, Input-Referred Noise vs. Frequency,
PGA Gain = 30 dB, GAIN+ = 1.6 V
–140
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–128
–126
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GAIN+ (V)
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1.6
O
UT
P
UT
-RE
F
E
R
RE
D
NO
IS
E
(
d
BF
S
/Hz
)
LNA GAIN = 8×
LNA GAIN = 12×
LNA GAIN = 6×
0
702
9-
1
17
Figure 14. Short-Circuit, Output-Referred Noise vs. GAIN+
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0.7 0.8
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1.5 1.6
SN
R/
S
IN
A
D(
d
B
F
S
)
GAIN+ (V)
SINAD
SNR
07
02
9-
11
8
Figure 15. SNR/SINAD vs. GAIN+, AIN = 1 dBFS
–25
–20
–15
–10
–5
0
5
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AM
P
L
IT
UDE
(
d
BF
S
)
FREQUENCY (MHz)
07
02
9-
1
20
AD9272-40
AD9272-65
AD9272-80
Figure 16. Antialiasing Filter (AAF) Pass-Band Response,
LPF Cutoff = 1 × (1/4.5) × fSAMPLE
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