AD9775EB datasheet(11/48 Pages) AD

11 / 48 page

REV. 0

–11–

AD9775

FREQUENCY – MHz

0dBFS

–3dBFS

–6dBFS

TPC 10. Third Order IMD

Products vs. fOUT @ fDATA =

65 MSPS

FREQUENCY – MHz

TPC 13. Third Order IMD

Products vs. fOUT and

Interpolation Rate,

fDATA = 160 MSPS,

fDATA = 80 MSPS,

fDATA = 50 MSPS

AVDD – V

3.5

0dBFS

3.4

3.3

3.2

3.1

–3dBFS

–6dBFS

TPC 16. Third Order IMD

Products vs. AVDD @ fOUT =

10 MHz, fDAC = 320 MSPS,

fDATA = 160 MSPS

FREQUENCY – MHz

–3dBFS

0dBFS

–6dBFS

TPC 11. Third Order IMD

Products vs. fOUT @ fDATA =

78 MSPS

AOUT – dBFS

–5

–10

–15

TPC 14. Third Order IMD

Products vs. AOUT and Inter-

polation Rate fDATA = 50

MSPS for All Cases,

fDAC = 50 MSPS,

fDAC = 100 MSPS,

fDAC = 200 MSPS,

fDAC = 400 MSPS

INPUT DATA RATE – MSPS

050

150

100

PLL ON

PLL OFF

TPC 17. SNR vs. Data Rate

for fOUT = 5 MHz

FREQUENCY – MHz

–3dBFS

0dBFS

–6dBFS

TPC 12. Third Order IMD

Products vs. fOUT @ fDATA =

160 MSPS

AVDD – V

3.5

0dBFS

3.4

3.3

3.2

3.1

–6dBFS

–12dBFS

TPC 15. SFDR vs. AVDD @

fOUT = 10 MHz, fDAC = 320 MSPS,

fDATA = 160 MSPS

TEMPERATURE – C

–50

100

FDATA = 65MSPS

160MSPS

78MSPS

TPC 18. SFDR vs. Temperature

@ fOUT = fDATA/11

(T = 25 C, AVDD = 3.3 V, CLKVDD = 3.3 V, DVDD = 3.3 V, IOUTFS = 20 mA, Interpolation = 2 , Differential Coupled Transformer Output, 50

Doubly Terminated, unless otherwise noted.)

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