| 전자부품 데이터시트 검색엔진 |
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ADA4320-1ACPZ-R7 데이터시트(PDF) 9 Page - Analog Devices |
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ADA4320-1ACPZ-R7 데이터시트(HTML) 9 Page - Analog Devices |
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9 / 16 page ![]() ADA4320-1 Rev. 0 | Page 9 of 16 –10 –80 –70 –60 –50 –40 –30 –20 060 54 48 42 36 30 24 18 12 6 GAIN CODE TXEN = 1, ALL CURRENT LEVELS TXEN = 0 Figure 11. Noise Power vs. Gain Code 0 –30 –25 –20 –15 –10 –5 585 80 75 70 65 60 55 50 45 40 35 30 25 20 15 10 FREQUENCY (MHz) SLEEP TX DISABLE TX ENABLE Figure 12. Output Return Loss (S22) vs. Frequency –61 –62 –63 –64 –65 –66 –67 –68 585 75 65 55 45 35 25 15 FREQUENCY (MHz) CURRENT LEVEL 0 CURRENT LEVEL 1 CURRENT LEVEL 2 CURRENT LEVEL 3 SINGLE QPSK CHANNEL OUTPUT LEVEL = 61dBmV GAIN CODE 60 (MAXIMUM) CHANNEL WIDTH = 6.4MHz ADJACENT CHANNEL WIDTH = 6.4MHz Figure 13. ACPR vs. Frequency for Single QPSK Channel 80 20 30 40 50 60 70 06 54 48 42 36 30 24 18 12 6 GAIN CODE 0 CURRENT LEVEL 3 CURRENT LEVEL 0 Figure 14. Output 1 dB Compression Point vs. Gain Code –40 –80 –75 –70 –65 –60 –55 –50 –45 80 0 10 20 30 40 50 60 70 06 54 48 42 36 30 24 18 12 6 GAIN CODE OUTPUT LEVEL ACPR 0 SINGLE QPSK CHANNEL INPUT LEVEL = 29dBmV CURRENT LEVEL 3 CHANNEL WIDTH = 6.4MHz DRIVEN CHANNEL CENTER = 42MHz ADJACENT CHANNEL WIDTH = 6.4MHz ADJACENT CHANNEL CENTER = 48.4MHz Figure 15. ACPR and Output Level vs. Gain Code –52 –54 –56 –58 –60 –62 –64 –66 58 75 65 55 45 35 25 15 FREQUENCY (MHz) 5 CURRENT LEVEL 0 CURRENT LEVEL 1 CURRENT LEVEL 2 CURRENT LEVEL 3 4× QAM64 CHANNELS (UNCORRELATED) OUTPUT LEVEL = 53dBmV/CHANNEL GAIN CODE 60 (MAXIMUM) CHANNEL WIDTH = 1.6MHz ADJACENT CHANNEL WIDTH = 1.6MHz Figure 16. ACPR vs. Frequency for 4× QAM64 Channels |
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