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AD9739ABBCZ 数据表(PDF) 37 Page - Analog Devices |
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AD9739ABBCZ 数据表(HTML) 37 Page - Analog Devices |
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37 / 64 page  Data Sheet AD9737A/AD9739A Rev. | Page 37 of 64 32-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 –29.645dBm –64.167dB –59.423dB –62.750dB 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –29.646dBm –64.175dB –59.429dB –62.750dB f f f f 1 1 1 1 1 2 3 4 X N Δ1 Δ1 Δ1 MODE MKR SCL TRC 384.70MHz –283.40MHz 227.70MHz 325.55MHz –52 –62 –72 –82 –92 –102 –112 –122 –132 1 4 Δ1 2 Δ1 3 Δ1 Figure 140. Low Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –30.335dBm –63.112dB –63.860dB –62.151dB 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –30.335dBm –63.136dB –63.860dB –62.151dB f f f f 1 1 1 1 1 2 3 4 X N Δ1 Δ1 Δ1 MODE MKR SCL TRC 685.5MHz –611.15MHz –243.50MHz 162.15MHz –52 –62 –72 –82 –92 –102 –112 –122 –132 2 Δ1 3 Δ1 1 4 Δ1 Figure 141. Mid Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –31.516dBm –59.997dB –60.535dB –57.763dB 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –31.516dBm –59.997dB –60.458dB –57.761dB f f f f 1 1 1 1 1 2 3 4 X N Δ1 Δ1 Δ1 MODE MKR SCL TRC 985.10MHz –334.70MHz –909.45MHz –373.65MHz –52 –62 –72 –82 –92 –102 –112 –122 –132 1 3 Δ1 4 Δ1 2 Δ1 Figure 142. High Band Wideband ACLR SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 386MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –61.86 –65.40 –64.76 –64.50 –64.40 dBm –91.78 –95.32 –94.68 –94.42 –94.32 LOWER dBc –10.67 –0.431 –0.070 –0.011 0.116 dBm –40.59 –30.35 –29.99 –29.93 –29.80 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 –29.920dBm/6MHz ACP-IBW 0.1dBc 0.0dBc –0.1dBc –0.4dBc –29.9dBm –65.4dBc –64.8dBc –64.4dBc –64.5dBc –44 –54 –64 –74 –84 –94 –104 –114 –124 Figure 143. Low Band Narrow-Band ACLR SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 200MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –10.78 –0.487 –0.175 –0.151 –0.061 dBm –40.09 –29.80 –29.49 –29.46 –29.37 LOWER dBc –58.76 –63.30 –63.05 –63.21 –64.46 dBm –88.07 –92.61 –92.36 –92.52 –92.78 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 –29.311dBm/6MHz ACP-IBW –63.2dBc –63.1dBc –63.3dBc –29.3dBm –0.5dBc –0.2dBc –0.1dBc –0.2dBc –44 –54 –64 –74 –84 –94 –104 –114 –124 –63.5dBc Figure 144. Mid Band Narrow-Band ACLR (Worse Side) SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 800MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –10.84 –0.437 –0.354 –0.455 –0.410 dBm –41.59 –31.18 –31.10 –31.20 –31.16 LOWER dBc –60.75 –63.18 –62.76 –62.74 –62.84 dBm –91.49 –93.92 –93.50 –93.48 –93.59 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 –30.746dBm/6MHz ACP-IBW –62.7dBc –62.8dBc –63.2dBc –30.7dBm –0.4dBc –0.4dBc –0.4dBc –0.5dBc –44 –54 –64 –74 –84 –94 –104 –114 –124 –62.8dBc Figure 145. High Band Narrow-Band ACLR C |
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