AD9144 datasheet(17/125 Pages) AD

17 / 125 page

Data Sheet

AD9144

Rev. B | Page 17 of 125

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fOUT (MHz)

fDAC = 1966MHz

fDAC = 2456MHz

Figure 10. Two-Tone Third IMD (IMD3) vs. fOUT,

fDAC = 1966 MHz and 2456 MHz

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fOUT (MHz)

0dBFS

–6dBFS

–9dBFS

–12dBFS

Figure 11. Two-Tone Third IMD (IMD3) vs. fOUT over Digital Back Off,

fDAC = 983 MHz, Each Tone Is at −6 dBFS

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fOUT (MHz)

0dBFS

–6dBFS

–9dBFS

–12dBFS

Figure 12. Two-Tone Third IMD (IMD3) vs. fOUT over Digital Back Off,

fDAC = 1966 MHz, Each Tone Is at −6 dBFS

fDAC = 983MHz

fDAC = 1966MHz

1MHz TONE SPACING

16MHz TONE SPACING

35MHz TONE SPACING

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fOUT (MHz)

Figure 13. Two-Tone Third IMD (IMD3) vs. fOUT over Tone Spacing at

0 dB Back Off, fDAC = 983 MHz and 1966 MHz

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fDAC = 983MHz

fDAC = 1228MHz

fDAC = 1474MHz

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fOUT (MHz)

Figure 14. Single-Tone (0 dBFS) NSD vs. fOUT,

fDAC = 983 MHz, 1228 MHz, and 1474 MHz

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fDAC = 1966MHz

fDAC = 2456MHz

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fOUT (MHz)

Figure 15. Single-Tone (0 dBFS) NSD vs. fOUT,

fDAC = 1966 MHz and 2456 MHz

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