AD9040 데이터 시트보기 (PDF) - Analog Devices
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AD9040 Datasheet PDF : 12 Pages
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1.2
1.0
0.8
0.6
0.4
1
2
4 6 10 20 40 60
CLOCK RATE – MSPS
Figure 11. Power Dissipation vs.
Clock Rate
–73
ENCODE = 40.5 MSPS 66
–68 HARMONIC
DISTORTION
60
–63
54
–58
SNR
48
–53
–48
1
42
2
4 6 10 20 40 60 100
FREQUENCY – MHz
Figure 12. Harmonic Distortion
and SNR vs. Analog Input
AD9040A
66
60
54
A IN = 10.3 MHz
48
42
4
12
20
28
36
CLOCK RATE – MSPS
Figure 13. SNR vs. Clock Rate
1.0
0.5
0
0
10
20
30
40
CLOCK RATE – MSPS
Figure 14. Differential Nonlinearity
vs. Clock Rate
1024
896
768
640
512
384
256
128
0
0 5 10 15 20 25 30 35 40 45 50
TIME – ns
Figure 15. Transient Response
1024
992
960
928
96
64
32
0
0 5 10 15 20 25 30 35 40 45 50
TIME – ns
Figure 16. Transient Response
(Expanded View)
60
ENCODE = 32.2 MSPS
55
50
ENCODE = 40.5 MSPS
45
AIN = 10.3 MHz
40
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE – ؇C
Figure 17. SNR vs. Temperature
0
–65
0
ENCODE = 32.2 MSPS
ANALOG IN = 2.3 MHz
SNR = 56.79 dB
SNR (w/o har.) = 57.58 dB
2nd HARMONIC = –68.5 dB
3rd HARMONIC = 80.7 dB
0
ENCODE = 32.2 MSPS
ANALOG IN = 10.3 MHZ
SNR = 55.37 dB
SNR (w/o har.) = 56.77 dB
2nd HARMONIC = –63.3 dB
3rd HARMONIC = –75.4 dB
–65
8.0
16.1
FREQUENCY – MHz
Figure 18.
0
8.0
8.0
16.1
FREQUENCY – MHz
Figure 19.
0
0
0
ENCODE = 40.5 MSPS
f1 IN = 2.25 MHz @ –7 dBFS
f2 IN = 2.35 MHz @ –7 dBFS
2f1 – f2 = –69.4 dBFS
2f2 – f1 = –69.2 dBFS
ENCODE = 40.5 MSPS
ANALOG IN = 2.3 MHz
SNR = 55.20 dB
SNR (w/o har.) = 55.90 dB
2nd HARMONIC = –75.1 dB
3rd HARMONIC = –73.2 dB
ENCODE = 40.5 MSPS
ANALOG IN = 10.3 MHz
SNR = 53.38 dB
SNR (w/o har.) = 54.31 dB
2nd HARMONIC = –64.7 dB
–65
–65
–65
3rd HARMONIC = –73.7 dB
0
2.5
5.0
FREQUENCY – MHz
Figure 20.
REV. B
0
10.1
20.2
0
10.1
20.2
FREQUENCY – MHz
FREQUENCY – MHz
Figure 21.
Figure 22.
–11–
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