參數(shù)資料
型號: AD9444
廠商: Analog Devices, Inc.
英文描述: 14-Bit, 80 MSPS, A/D Converter
中文描述: 14位,80 MSPS的,A / D轉(zhuǎn)換
文件頁數(shù): 17/40頁
文件大小: 1291K
代理商: AD9444
AD9444
Rev. 0 | Page 17 of 40
–120
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–80
–60
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–20
0
5
10
15
FREQUENCY (MHz)
20
25
30
35
40
A
0
0
SFDR: 102dBFS
Figure 24. 32K Point Two-Tone FFT 80 MSPS/9.8 MHz/10.8 MHz
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0
5
10
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FREQUENCY (MHz)
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35
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A
0
0
–110
–90
–70
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–10
SFDR: –100dBFS
Figure 25. 32K Point Two-Tone FFT 80 MSPS/69.3 MHz/70.3 MHz
70
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85
90
95
100
20
30
40
50
SAMPLE RATE (MSPS)
60
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110
S
0
Figure 26. SFDR vs. Sample Rate, V
IN
= 10.3 MHz @ 0.5 dBFS
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I
0
0
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ANALOG INPUT LEVEL (dBFS)
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0
WORST THIRD-ORDER IMD (dBFS)
SFDR (dBFS)
WORST THIRD-ORDER IMD (dBc)
90dBFS REFERENCE LINE
SFDR (dBc)
Figure 27. Two-Tone SFDR vs. Analog Input Level, A
IN
= 9.8 MHz/10.8 MHz
–120
–100
–80
–60
–40
–20
S
0
0
–110
–90
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–50
–30
–10
–110 –100
–90
–80
ANALOG INPUT LEVEL (dBFS)
–70
–60
–50
–40
–30
–20
–10
0
WORST THIRD-ORDER IMD (dBFS)
SFDR (dBFS)
WORST THIRD-ORDER IMD (dBc)
90dBFS REFERENCE LINE
SFDR (dBc)
Figure 28. Two-Tone SFDR vs. Analog Input Level, A
IN
= 69.3 MHz/70.3 MHz
70
75
80
85
90
95
100
10
20
30
40
50
60
70
80
90
100
110
SAMPLE RATE (MSPS)
S
0
Figure 29. SFDR vs. Sample Rate, V
IN
= 70.3 MHz @ 0.5 dBFS
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