AD9480 データシートの表示（PDF） - Analog Devices
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AD9480 Datasheet PDF : 28 Pages
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AD9480
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD, DRVDD = 3.3 V, T = 25°C, AIN differential drive, FS = 1, unless otherwise noted.
0
0
SNR = 46.2dB
SNR = 45.9dB
–10
H2 = 72.8dBc
–10 H2 = 71.9dBc
H3 = 73.2dBc
H3 = 67dBc
–20
SFDR = 69.8dBc
–20 SFDR = 67dBc
–30
–30
–40
–40
–50
–50
–60
–60
–70
–80
–90
0
20
40
60
80
100
120
MHz
–70
–80
–90
0
20
40
60
80
100
120
MHz
Figure 4. FFT: fS = 250 MSPS, AIN = 10.3 MHz @ −1 dBFS
0
SNR = 46.1dB
–10 H2 = 71.4dBc
H3 = 74.3dBc
–20 SFDR = 68.7dBc
–30
–40
–50
–60
–70
–80
–90
0
20
40
60
80
100
120
MHz
Figure 5. FFT: fS = 250 MSPS, AIN = 70 MHz @ –1 dBFS
0
SNR = 45.9dB
–10 H2 = 67dBc
H3 = 73.3dBc
–20 SFDR = 67dBc
–30
–40
–50
–60
–70
–80
–90
0
20
40
60
80
100
120
MHz
Figure 6. FFT: fS = 250 MSPS, AIN = 70 MHz @ –1 dBFS, Single-Ended Input
Figure 7. FFT: fS = 250 MSPS, AIN = 170 MHz @ −1 dBFS
90
85
H3
80
75
70
SFDR
H2
65
60
55
50
SNR
45
SINAD
40
0
50 100 150 200 250 300 350 400
AIN (MHz)
Figure 8. Analog Input Frequency Sweep, AIN = −1 dBFS, FS = 1 V, fS = 250 MSPS
80
H3
75
H2
70
65
SFDR
60
55
50
45
SNR
SINAD
40
0
50 100 150 200 250 300 350 400
AIN (MHz)
Figure 9. Analog Input Frequency Sweep, AIN = −1 dBFS,
FS = 0.75 V, fS = 250 MSPS
Rev. A | Page 11 of 28
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