AD9250(Rev0) Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
AD9250
(Rev.:Rev0)
(Rev.:Rev0)
Analog Devices
AD9250 Datasheet PDF : 44 Pages
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AD9250
0
–20
–40
SFDR (dBc)
IMD (dBc)
–60
–80
–100
SFDR (dBFS)
IMD (dBFS)
–120
–90
–70
–50
–30
–10
INPUT AMPLITUDE (dBFS)
Figure 11. AD9250-170 Two-Tone SFDR/IMD vs. Input Amplitude (AIN)
with fIN1 = 184.12 MHz, fIN2 = 187.12 MHz, fS = 170 MSPS
0
170 MSPS
89.12MHz AT –7dBFS
92.12MHz AT –7dBFS
–20 SFDR: 91dBc
–40
–60
–80
–100
–120
0
20
40
60
80
FREQUENCY (MHz)
Figure 12. AD9250-170 Two-Tone FFT with fIN1 = 89.12 MHz, fIN2 = 92.12 MHz,
fS = 170 MSPS
0
170 MSPS
184.12MHz AT –7dBFS
187.12MHz AT –7dBFS
–20
SFDR: 86dBc
–40
–60
–80
–100
–120
0
20
40
60
80
FREQUENCY (MHz)
Figure 13. AD9250-170 Two-Tone FFT with fIN1 = 184.12 MHz,
fIN2 = 187.12 MHz, fS = 170 MSPS
Data Sheet
100
SFDR_A (dBc)
95
90
SFDR_B (dBc)
85
80
75
SNRFS_A (dBFS)
70
40
SNRFS_B (dBFS)
90
140
SAMPLE RATE (MHz)
Figure 14. AD9250-170 Single-Tone SNR/SFDR vs. Sample Rate (fS)
with fIN = 90.1 MHz
600,000
500,000
555924
2,096,064 TOTAL HITS
1.4925 LSB rms
498226
400,000
387659
300,000
281445
200,000
177569
100,000
109722
47521
136 1184 8529
0
24220
3479 450
N–6
N–4
N–2
N
N+2
N+4
N+6
OUTPUT CODE
Figure 15. AD9250-170 Grounded Input Histogram
0
fIN: 90.1MHz
fS: 250MSPS
SNR: 71.8dBFS
–20 SFDR: 85dBc
–40
–60
–80
–100
–120
0
50
100
125
FREQUENCY (MHz)
Figure 16. AD9250-250 Single-Tone FFT with fIN = 90.1 MHz
Rev. 0 | Page 14 of 44
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