AD9776-EB datasheet(20/56 Pages) AD

20 / 56 page

AD9776/AD9778/AD9779

Rev. A | Page 20 of 56

SPAN 50MHz

SWEEP 162.2ms (601 pts)

VBW 300kHz

CENTER 143.88MHz

*RES BW 30kHz

RMS RESULTS

CARRIER POWER

–12.49dBm/

3.84000MHz

FREQ OFFSET

5.000MHz

10.00MHz

15.00MHz

REF BW

3.840MHz

dBc

–76.75

–80.94

–79.95

dBm

–89.23

–93.43

–92.44

LOWER

dBc

–77.42

–80.47

–78.96

dBm

–89.91

–92.96

–91.45

UPPER

REF –25.28dBm

*AVG

Log

10dB/

PAVG

W1 S2

*ATTEN 4dB

EXT REF

Figure 34. AD9779 WCDMA Signal, 4× Interpolation,

fDATA =122.88 MSPS, fDAC/4 Modulation

SPAN 50MHz

SWEEP 162.2ms (601 pts)

VBW 300kHz

CENTER 151.38MHz

*RES BW 30kHz

1 –17.87dBm

2 –20.65dBm

3 –18.26dBm

4 –18.23dBm

TOTAL CARRIER POWER –12.61dBm/15.3600MHz

REF CARRIER POWER –17.87dBm/3.84000MHz

FREQ OFFSET

5.000MHz

10.00MHz

15.00MHz

INTEG BW

3.840MHz

dBc

–67.70

–70.00

–71.65

dBm

–85.57

–97.87

–99.52

LOWER

dBc

–67.70

–69.32

–71.00

dBm

–85.57

–87.19

–88.88

UPPER

REF –30.28dBm

*AVG

Log

10dB/

PAVG

W1 S2

*ATTEN 4dB

EXT REF

Figure 35. AD9779 Multicarrier WCDMA Signal, 4× Interpolation,

fDAC =122.88 MSPS, fDAC/4 Modulation

1.5

CODE

10k

1.0

0.5

–0.5

–1.0

–1.5

Figure 36. AD9778 Typical INL

0.6

CODE

–0.2

–1.0

16k

14k

12k

10k

0.4

0.2

–0.4

–0.6

–0.8

Figure 37. AD9778 Typical DNL

AD9776-EB Datasheet(PDF) 20 Page - Analog Devices

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