AD9245 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
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AD9245 Datasheet PDF : 32 Pages
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AD9245
0
AIN = –6.5dBFS
–10 SNR = 73.4dBFS
–20 SFDR = 86.0dBFS
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 14. Two-Tone 8K FFT @ 30 MHz and 31 MHz
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
AIN = –6.5dBFS
SNR = 72.7dBFS
SFDR = 78.8dBFS
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 15. Two-Tone 8K FFT @ 69 MHz and 70 MHz
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0
2048 4096 6144 8192 10240 12288 14336 16384
CODE
Figure 16. Typical INL
100
SFDR (dBFS)
90
SFDR (dBc)
80
70
SNR (dBFS)
60
SFDR = 90dBc
REFERENCE LINE
SNR (dBc)
50
40
–30 –27 –24 –21 –18 –15 –12 –9
–6
INPUT AMPLITUDE (dBFS)
Figure 17. Two-Tone SNR/SFDR vs. Input Amplitude @ 30 MHz and 31 MHz
100
SFDR (dBFS)
90
SFDR (dBc)
80
70
SNR (dBFS)
60
SFDR = 90dBc
REFERENCE LINE
50
SNR (dBc)
40
–30 –27 –24 –21 –18 –15 –12 –9
–6
INPUT AMPLITUDE (dBFS)
Figure 18. Two-Tone SNR/SFDR vs. Input Amplitude @ 69 MHz and 70 MHz
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
2048 4096 6144 8192 10240 12288 14336 16384
CODE
Figure 19. Typical DNL
Rev. D | Page 14 of 32
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