参数资料
型号: AD9042ASTZ
厂商: Analog Devices Inc
文件页数: 2/24页
文件大小: 0K
描述: IC ADC 12BIT 41MSPS 44-TQFP
标准包装: 1
位数: 12
采样率(每秒): 41M
数据接口: 并联
转换器数目: 3
功率耗散(最大): 735mW
电压电源: 模拟和数字,双 ±
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-LQFP
供应商设备封装: 44-LQFP(10x10)
包装: 托盘
输入数目和类型: 1 个单端,双极
产品目录页面: 780 (CN2011-ZH PDF)
AD9042
Rev. B | Page 10 of 24
ANALOG INPUT POWER LEVEL (dBFS)
WO
R
S
T
-C
A
SE
SP
U
R
IO
U
S
(
d
B
c
)
100
0
90
60
40
20
10
80
70
50
30
0
–10
–20
–30
–40
–50
–60
–70
–80
ENCODE = 41MSPS
AIN = 19.5MHz
DITHER = –32.5dBm
SFDR = 80dB
REFERENCE LINE
00
55
4-
02
9
ENCODE = 41MSPS
AIN = 2.5MHz @ –26dBFS
NO DITHER
FREQUENCY (MHz)
0
–80
–120
–40
–100
–20
–60
P
O
W
E
R
RE
L
AT
IV
E
T
O
ADC
F
UL
L
S
CA
L
E
(
d
B
)
dc
4.1
8.2
12.3
16.4
20.5
00
55
4-
02
7
Figure 15. 128K FFT Without Dither
Figure 17. SFDR with Dither
FREQUENCY (MHz)
0
–80
–120
–40
–100
–20
–60
P
O
W
E
R
E
L
A
T
IV
E
T
O
ADC
F
U
L
S
CAL
E
(
d
B)
dc
4.1
8.2
12.3
16.4
20.5
ENCODE = 41MSPS
AIN = 2.5MHz @ –26dBFS
DITHER = –32.5dBm
00
55
4-
0
30
2
4
6
8
7
5
3
FREQUENCY (MHz)
0
–80
–120
–40
–100
–20
–60
P
O
W
E
R
RE
L
AT
IV
E
T
O
AD
C
F
UL
L
S
CAL
E
(
d
B)
dc
4.1
8.2
12.3
16.4
20.5
00
55
4-
02
8
ENCODE = 41MSPS
AIN = 19.5MHz @ –29dBFS
DITHER = –32.5dBm
Figure 16. 4K FFT with Dither
Figure 18. 128K FFT with Dither
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