AD9830 데이터 시트보기 (PDF) - Analog Devices
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AD9830 Datasheet PDF : 16 Pages
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Typical Performance Characteristics–AD9830
60
AVDD = DVDD = +5V
55
TA = +25°C
fOUT = 200kHz
50
45
40
35
30
10
20
30
40
50
MCLK FREQUENCY – MHz
–35
50MHz
–40
–45
30MHz
–50
10MHz
–55
–60
AVDD = DVDD = +5V
–65
0
0.05
0.1 0.15
0.2 0.25
0.3
0.35
fOUT/fMCLK
Figure 5. Typical Current Consumption vs. MCLK
Frequency
Figure 8. WB SFDR vs. fOUT/fMCLK for Various MCLK
Frequencies
–50
AVDD = DVDD = +5V
fOUT/fMCLK = 1/3
–55
–60
–65
–70
–75
–80
10
20
30
40
50
MCLK FREQUENCY – MHz
Figure 6. Narrow Band SFDR vs. MCLK Frequency
60
AVDD = DVDD = +5V
fOUT = fMCLK/3
55
50
45
40
10
20
30
40
50
MCLK FREQUENCY – MHz
Figure 9. SNR vs. MCLK Frequency
–40
AVDD = DVDD = +5V
–45
fOUT/fMCLK = 1/3
–50
–55
–60
–65
10
20
30
40
50
MCLK FREQUENCY – MHz
Figure 7. Wide Band SFDR vs. MCLK Frequency
60
AVDD = DVDD = +5V
55
50
45
10MHz
30MHz
50MHz
40
0
0.1
0.2
0.3
0.4
fOUT/fMCLK
Figure 10. SNR vs. fOUT/fMCLK for Various MCLK
Frequencies
REV. A
–7–
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