AD9148BBCZ datasheet(19/73 Pages) AD

19 / 73 page

Preliminary Technical Data

AD9148

Rev. PrA | Page 19 of 73

CENTER 150.00MHz

VBW 300kHz

SPAN 59.58MHz

#RES BW 30kHz

TOTAL CARRIER POWER –13.30dBm/15.3600MHz

REF CARRIER POWER –19.14dBm/3.84000MHz

RCC FILTER: ON

FILTER ALPHA 0.22

1 –19.14dBm

FREQ

OFFSET

INTEG BW

LOWER

dBc

dBm

UPPER

dBc

dBm

2 –19.29dBm

5.000MHz

3.840MHz

–72.59 –91.81

–72.99 –92.22

3 –19.24dBm

10.00MHz

3.840MHz

–73.58 –92.81

–74.45 –93.67

4 –19.61dBm

15.00MHz

3.840MHz

–75.18 –94.40

–75.28 –94.51

SWEEP 193.2ms (601 PTS)

Figure 36. 4-Carrier W-CDMA, fOUT = 150 MHz, fDAC = 737.28 MSPS,

4× Interpolation, −3 dBFS, PLL Off

CENTER 150.00MHz

VBW 300kHz

SPAN 59.58MHz

#RES BW 30kHz

TOTAL CARRIER POWER –13.28dBm/15.3600MHz

REF CARRIER POWER –19.07dBm/3.84000MHz

RCC FILTER: ON

FILTER ALPHA 0.22

1 –19.07dBm

FREQ

OFFSET

INTEG BW

LOWER

dBc

dBm

UPPER

dBc

dBm

2 –19.42dBm

5.000MHz

3.840MHz

–64.50

–64.39 –83.56

3 –19.28dBm

10.00MHz

3.840MHz

–65.12

–65.20 –84.37

4 –19.45dBm

15.00MHz

3.840MHz

–65.40

–83.67

–84.29

–84.57

–65.35 –84.52

SWEEP 193.2ms (601 PTS)

Figure 37. 4-Carrier W-CDMA, fOUT = 150 MHz, fDAC = 737.28 MSPS,

4× Interpolation, −3 dBFS, PLL On

START 1.0MHz

VBW 30kHz

STOP 368.6MHz

#RES BW 30kHz

SWEEP 1.685s (601 PTS)

Figure 38. 4-Carrier W-CDMA, fOUT = 150 MHz, fDAC = 737.28 MSPS,

4× Interpolation, −3 dBFS

–110

–108

–106

–104

–102

–100

–98

–96

–94

–92

–90

–88

–86

–84

–82

–80

100

150

200

250

300

fOUT (MHz)

Figure 39. Crosstalk (DAC Set 1 to DAC Set 2), 4× Interpolation,

fDATA = 150 MSPS, Digital Scale = 0 dBFS, Full-Scale Current = 20 mA

AD9148BBCZ Datasheet(PDF) 19 Page - Analog Devices

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