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AD9739ABBCZ Datasheet(PDF) 35 Page - Analog Devices |
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AD9739ABBCZ Datasheet(HTML) 35 Page - Analog Devices |
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35 / 64 page  Data Sheet AD9737A/AD9739A Rev. D | Page 35 of 64 EIGHT-CARRIER DOCSIS PERFORMANCE (NORMAL MODE) IOUTFS = 20 mA, fDAC = 2.4576 GSPS, nominal supplies, TA = 25°C, unless otherwise noted. VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –22.044dBm –71.492dB –70.555dB –68.566dB –65.237dB 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) Y –22.043dBm –71.545dB –70.510dB –68.566dB –65.219dB f f f f f 1 1 1 1 1 1 2 3 4 5 X N ∆1 ∆1 ∆1 ∆1 MODE MKR SCL TRC 200MHz 216.60MHz 400MHz 621.30MHz 413.25MHz –40 –50 –60 –70 –80 –90 –100 –110 –120 3 ∆1 5 ∆1 2 ∆1 4 ∆1 1 Figure 128. Low Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –23.977dBm –69.185dB –68.551dB –69.938dB –72.083dB –65.009dB 6MHz 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) Y –23.977dBm –69.185dB –68.551dB –69.923dB –72.145dB –65.009dB f f f f f f 1 1 1 1 1 1 1 2 3 4 5 6 X N ∆1 ∆1 ∆1 ∆1 ∆1 MODE MKR SCL TRC 667.80MHz –171.30MHz –98.15MHz –614.00MHz –567.45MHz –55.40MHz –38 –48 –58 –68 –78 –88 –98 –108 –118 3 ∆1 2 ∆1 4 ∆1 1 6 ∆1 5 ∆1 Figure 129. Mid Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –25.435dBm –61.947dB –67.532dB –69.602dB –65.237dB –64.615dB 6MHz 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) ( ∆) Y –25.435dBm –61.947dB –67.517dB –69.583dB –65.237dB –64.615dB f f f f f f 1 1 1 1 1 1 1 2 3 4 5 6 X N ∆1 ∆1 ∆1 ∆1 ∆1 MODE MKR SCL TRC 990.80MHz –481.00MHz –633.95MHz –734.65MHz –128.55MHz –378.40MHz –38 –48 –58 –68 –78 –88 –98 –108 –118 3 ∆1 2 ∆1 4 ∆1 1 6 ∆1 5 ∆1 Figure 130. High Band Wideband ACLR SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 222MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –59.41 –69.96 –69.91 –69.74 –70.08 dBm –81.28 –91.83 –91.78 –91.62 –91.95 LOWER dBc –10.98 –0.334 0.087 –0.034 0.031 dBm –32.85 –22.21 –21.79 –21.91 –21.84 INTEG BW 750.0kHz 5.250MHz 6.000MHz 6.000MHz 6.000MHz OFFSET FREQ 3.375MHz 6.375MHz 12.00MHz 18.00MHz 24.00MHz CARRIER POWER –21.874dBm/6MHz ACP-IBW 0.0dBc 0.0dBc 0.1dBc –0.3dBc –21.9dBm –70.0Bc –69.9dBc –70.1dBc –69.7dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 Figure 131. Low Band Narrow-Band ACLR (Worse Side) SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 580MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –11.25 –0.459 –0.137 –0.181 –0.221 dBm –33.80 –23.01 –22.69 –22.74 –22.78 LOWER dBc –60.21 –71.35 –71.20 –71.51 –71.60 dBm –82.77 –93.90 –93.75 –94.06 –94.16 INTEG BW 750.0kHz 5.250MHz 6.000MHz 6.000MHz 6.000MHz OFFSET FREQ 3.375MHz 6.375MHz 12.00MHz 18.00MHz 24.00MHz CARRIER POWER –22.556dBm/6MHz ACP-IBW –71.6dBc –71.5dBc –71.2dBc –71.3dBc –22.6dBm –0.5Bc –0.1dBc –0.2dBc –0.2dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 Figure 132. Mid Band Narrow-Band ACLR (Worse Side) SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 950MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –10.93 –0.487 –0.205 –0.047 –0.016 dBm –36.27 –25.83 –25.55 –25.39 –25.33 LOWER dBc –60.39 –67.44 –67.29 –67.65 –67.65 dBm –85.73 –92.78 –92.63 –93.00 –93.00 INTEG BW 750.0kHz 5.250MHz 6.000MHz 6.000MHz 6.000MHz OFFSET FREQ 3.375MHz 6.375MHz 12.00MHz 18.00MHz 24.00MHz CARRIER POWER –25.344dBm/6MHz ACP-IBW –67.7dBc –67.7dBc –67.3dBc –67.4dBc –25.3dBm –0.5Bc –0.2dBc 0.0dBc 0.0dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 Figure 133. High Band Narrow-Band ACLR |
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