AD9913(Rev0) データシートの表示（PDF） - Analog Devices

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AD9913
(Rev.:Rev0)

Low Power 250 MSPS 10-Bit DAC 1.8 V CMOS Direct Digital Synthesizer

Analog Devices 

AD9913

−60

−80

−100

−120

VCO 1

VCO 2

−140

−160

100

1k

10k

100k

1M

10M

FREQUENCY (MHz)

Figure 14. Absolute Phase Noise, VCO1 vs. VCO2

100M

40

DVDD

AVDD (PLL)

35

AVDD (CLK)

AVDD (DAC)

AVDD (DAC CLK)

30

25

20

15

10

5

0

50 70 90 110 130 150 170 190 210 230 250

SYSTEM CLOCK FREQUENCY (MHz)

Figure 15. Power Supply Current Domains

(CMOS Input Mode, 4 mA DAC Full-Scale Current, Single Tone)

80

70

DIFF INPUT LINEAR SWEEP

60

CMOS INPUT LINEAR SWEEP

50

40

30

DIFF INPUT SINGLE TONE

20

CMOS INPUT SINGLE TONE

10

0

50 70 90 110 130 150 170 190 210 230 250

SYSTEM CLOCK FREQUENCY (MHz)

Figure 16. Power Dissipation vs. System Clock Frequency

vs. Clock Input Mode

Rev. 0 | Page 10 of 32

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