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AD9737ABBCZ 数据表(PDF) 34 Page - Analog Devices |
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AD9737ABBCZ 数据表(HTML) 34 Page - Analog Devices |
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34 / 64 page  AD9737A/AD9739A Data Sheet Rev. | Page 34 of 64 FOUR-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 –18.594dBm –73.170dB –73.621dB –71.289dB –68.946dB 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –18.593dBm –73.198dB –73.654dB –71.306dB –68.955dB f f f f f 1 1 1 1 1 1 2 3 4 5 X N Δ1 Δ1 Δ1 Δ1 MODE MKR SCL TRC 200MHz 216.60MHz 400MHz 621.30MHz 413.25MHz –40 –50 –60 –70 –80 –90 –100 –110 –120 4 Δ1 1 3 Δ1 2 Δ1 5 Δ1 Figure 122. Low Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –18.760dBm –69.536dB –71.601dB –72.833dB –75.320dB –71.997dB 6MHz 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –18.760dBm –69.536dB –71.601dB –72.824dB –75.786dB –71.997dB f f f f f f 1 1 1 1 1 1 1 2 3 4 5 6 X N Δ1 Δ1 Δ1 Δ1 Δ1 MODE MKR SCL TRC 667.80MHz –192.20MHz –98.15MHz –614.00MHz –567.45MHz –55.40MHz –38 –48 –58 –68 –78 –88 –98 –108 –118 2 Δ1 4 Δ1 5 Δ1 6 Δ1 3 Δ1 1 Figure 123. Mid Band Wideband ACLR VBW 2kHz STOP 1GHz SWEEP 24.1s (1001pts) START 50MHz #RES BW 20kHz FUNCTION VALUE FUNCTION WIDTH FUNCTION –21.029dBm –60.683dB –69.390dB –71.847dB –66.954dB –68.889dB 6MHz 6MHz 6MHz 6MHz 6MHz 6MHz BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER BAND POWER (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) (Δ) Y –20.040dBm –60.683dB –69.390dB –71.954dB –66.954dB –68.889dB f f f f f f 1 1 1 1 1 1 1 2 3 4 5 6 X N Δ1 Δ1 Δ1 Δ1 Δ1 MODE MKR SCL TRC 987.95MHz –490.50MHz –624.45MHz –738.45MHz –130.45MHz –374.60MHz –38 –48 –58 –68 –78 –88 –98 –108 –118 2 Δ1 3 Δ1 1 5 Δ1 6 Δ1 4 Δ1 Figure 124. High Band Wideband ACLR SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 210MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –58.78 –73.56 –75.42 –78.08 –79.06 dBm –76.34 –91.12 –92.98 –95.64 –96.62 LOWER dBc –11.15 –0.454 –0.065 –0.091 –53.44 dBm –28.70 –18.01 –17.62 –17.65 –70.99 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 –17.556dBm/6MHz ACP-IBW –53.4dBc –0.1dBc –0.1dBc –0.5dBc –17.6dBm –73.6dBc –75.4dBc –79.1dBc –78.1dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 Figure 125. Low Band Narrow-Band ACLR (Worse Side) SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 650MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –11.18 –0.294 –0.075 –0.145 –50.21 dBm –30.68 –19.80 –19.58 –19.65 –69.71 LOWER dBc –61.84 –72.95 –74.99 –76.38 –76.59 dBm –81.35 –92.45 –94.49 –95.89 –96.10 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 –19.503dBm/6MHz ACP-IBW –76.4dBc –75.0dBc –72.9dBc –19.5dBm –0.3dBc –0.1dBc –50.2dBc –0.1dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 –76.6dBc Figure 126. Mid Band Narrow-Band ACLR (Worse Side) SPAN 54MHz SWEEP 1.49s VBW 3kHz CENTER 970MHz #RES BW 30kHz UPPER FILTER OFF OFF OFF OFF OFF dBc –10.77 –0.522 –0.140 –0.511 –52.31 dBm –31.44 –21.19 –20.81 –21.18 –72.98 LOWER dBc –60.65 –68.68 –70.67 –72.96 –74.22 dBm –81.32 –89.34 –91.33 –93.63 –94.89 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 –20.666dBm/6MHz ACP-IBW –73.0dBc –70.7dBc –68.7Bc –20.7dBm –0.5dBc –0.1dBc –52.3dBc –0.5dBc –37 –47 –57 –67 –77 –87 –97 –107 –117 –74.2dBc Figure 127. High Band Narrow-Band ACLR C |
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