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AD9148BBCZ Datasheet(PDF) 18 Page - Analog Devices |
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AD9148BBCZ Datasheet(HTML) 18 Page - Analog Devices |
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18 / 73 page ![]() AD9148 Preliminary Technical Data Rev. PrA | Page 18 of 73 –95 –90 –85 –80 –75 –70 –65 –60 –55 –50 0 50 100 150 200 250 300 350 0dB, PLL ON 0dB, PLL OFF –3dB, PLL OFF –6dB, PLL OFF fOUT (MHz) Figure 30. 1-Carrier W-CDMA ACLR vs. fOUT, Adjacent Channel, 4× Interpolation, fDATA = 184.32 MHz –95 –90 –85 –80 –75 –70 –65 –60 –55 –50 0 50 100 150 200 250 300 350 0dB, PLL ON 0dB, PLL OFF –3dB, PLL OFF –6dB, PLL OFF fOUT (MHz) Figure 31. 1-Carrier W-CDMA ACLR vs. fOUT, Alternate Channel, 4× Interpolation, fDATA = 184.32 MHz –95 –90 –85 –80 –75 –70 –65 –60 –55 –50 0 50 100 150 200 250 300 350 0dB, PLL ON 0dB, PLL OFF –3dB, PLL OFF –6dB, PLL OFF fOUT (MHz) Figure 32. 1-Carrier W-CDMA ACLR vs. fOUT, Second Alternate Channel, 4× Interpolation, fDATA = 184.32 MHz CENTER 150.00MHz VBW 300kHz SPAN 34.68MHz #RES BW 30kHz RMS RESULTS FREQ OFFSET REF BW LOWER dBc dBm UPPER dBc dBm CARRIER POWER 5.000MHz 3.840MHz –78.88 –92.35 –77.98 –91.45 –13.47dBm/ 10.00MHz 3.840MHz –82.12 –95.59 –82.65 –96.12 3.84000MHz 15.00MHz 3.840MHz –82.18 –95.65 –82.28 –95.75 SWEEP 112.5ms (601 PTS) Figure 33. 1-Carrier W-CDMA ACLR, fOUT = 150 MHz, 4× Interpolation, fDATA = 184.32 MHz, PLL Off CENTER 150.00MHz VBW 300kHz SPAN 34.68MHz #RES BW 30kHz RMS RESULTS FREQ OFFSET REF BW LOWER dBc dBm UPPER dBc dBm CARRIER POWER 5.000MHz 3.840MHz –74.50 –87.27 –73.79 –86.56 –12.77dBm/ 10.00MHz 3.840MHz –82.72 –95.49 –82.99 –95.76 3.84000MHz 15.00MHz 3.840MHz –82.97 –95.74 –83.54 –96.31 SWEEP 112.5ms (601 PTS) Figure 34. 1-Carrier W-CDMA ACLR, fOUT = 150 MHz, 4× Interpolation, fDATA = 184.32 MHz, PLL On START 1.0MHz VBW 30kHz STOP 368.6MHz #RES BW 30kHz SWEEP 1.685s (601 PTS) Figure 35. 1-Carrier W-CDMA, fOUT = 150 MHz, fDAC = 737.28 MSPS, 4× Interpolation, −3 dBFS |
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