AD9789BBCZ datasheet(20/76 Pages) AD

20 / 76 page

AD9789

Rev. A | Page 20 of 76

1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400

fOUT (MHz)

Figure 52. SFDR vs. fOUT in Mix Mode, fDAC = 2.4 GHz, Full-Scale Current = 20 mA

(Second Nyquist Zone Performance)

1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400

fOUT (MHz)

Figure 53. IMD vs. fOUT in Mix Mode, fDAC = 2.4 GHz, Full-Scale Current = 20 mA

(Second Nyquist Zone Performance)

–40

–45

–50

–55

–60

–65

–70

–75

–80

–85

1150 1250 1350 1450 1550 1650 1750 1850 1950 2050 2150 2250

fOUT (MHz)

FIRST ADJACENT CHANNE L

SECOND ADJACENT CHANNE L

THIRD ADJACENT CHANNE L

FIFTH ADJACENT CHANNE L

Figure 54. ACLR vs. fOUT in Mix Mode with One-Carrier WCDMA, fDAC = 2304 MHz,

Full-Scale Current = 20 mA (Second Nyquist Zone Performance)

CENTER 2.100GHz

RES BW 30kHz

VBW 300kHz

SPAN 53.84MHz

SWEEP 174.6ms (601 PTS)

ATTEN 0dB

REF –32.62dBm

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–19.95dBm/

3.84000MHz

RMS RESULTS

5.000MHz 3.840MHz –68.93 –88.88

–67.99 –87.94

10.00MHz 3.840MHz –71.31 –91.26

–70.42 –90.37

15.00MHz 3.840MHz –73.43 –93.37

–72.68 –92.63

20.00MHz 3.840MHz –75.12 –95.07

–74.89 –94.84

25.00MHz 3.840MHz –75.60 –95.55

–76.51 –96.46

Figure 55. One-Carrier WCDMA ACLR in Mix Mode, fOUT = 2.1 GHz,

fDAC = 2304 MHz, Full-Scale Current = 20 mA

CENTER 2.102 50GHz

RES BW 30kHz

VBW 300kHz

SPAN 63.84MHz

SWEEP 207ms (601 PTS)

FREQ.

LOWER

UPPER

OFFSET

REF BW

dBc

dBm

dBc

dBm

CARRIER POWER

–26.06dBm/

3.84000MHz

RMS RESULTS

5.000MHz 3.840MHz

–0.25 –26.31

–0.42 –26.47

10.00MHz 3.840MHz

–0.42 –26.48

–63.50 –89.56

15.00MHz 3.840MHz –64.07 –90.13

–65.13 –91.18

20.00MHz 3.840MHz –65.36 –91.42

–66.97 –93.03

25.00MHz 3.840MHz –66.86 –92.92

–68.70 –94.76

30.00MHz 3.840MHz –67.83 –93.89

–68.64 –94.70

ATTEN 2dB

REF –38.62dBm

Figure 56. Four-Carrier WCDMA ACLR in Mix Mode, fOUT = 2.1 GHz,

fDAC = 2304 MHz, Full-Scale Current = 20 mA

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