AD9747-EBZ datasheet(15/28 Pages) AD

15 / 28 page

AD9741/AD9743/AD9745/AD9746/AD9747

Rev. 0 | Page 15 of 28

30mAFS

100

120

fOUT (MHz)

10mAFS

20mAFS

Figure 13. AD9747 SFDR vs. Analog Output, 250 MSPS

–3dBFS

100

120

fIN (MHz)

–6dBFS

0dBFS

Figure 14. AD9747 SFDR vs. Digital Input, 250 MSPS

100 110

RANGE OF POSSIBLE SFDR

PERFORMANCE IS DEPENDENT ON

INPUT DATA TIMING RELATIVE TO

THE DAC CLOCK. SEE INPUT DATA

TIMING SECTION.

fOUT (MHz)

Figure 15. AD9747 SFDR vs. fOUT Over Input Data Timing

10mAFS

20mAFS

30mAFS

100

2040

6080

100

120

fOUT (MHz)

Figure 16. AD9747 IMD vs. Analog Output, 250 MSPS

0dBFS

–3dBFS

100

2040

6080

100

120

fIN (MHz)

–6dBFS

Figure 17. AD9747 IMD vs. Digital Input, 250 MSPS

fOUT (MHz)

100 110

RANGE OF IMD PERFORMANCE IS

ESSENTIALLY INDEPENDENT OF

INPUT DATA TIMING RELATIVE TO

THE DAC CLOCK. SEE INPUT DATA

TIMING SECTION.

Figure 18. AD9747 IMD vs. fOUT Over Input Data Timing

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