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AD9444-CMOS/PCB データシート(PDF) 19 Page - Analog Devices

部品番号 AD9444-CMOS/PCB
部品情報  14-Bit, 80 MSPS, A/D Converter
PDF  41 Pages
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メーカー  AD [Analog Devices]
ホームページ  http://www.analog.com
Logo AD - Analog Devices

AD9444-CMOS/PCB データシート(HTML) 19 Page - Analog Devices

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AD9444
Rev. 0 | Page 18 of 40
–130
–120
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–90
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–40
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–10
0
0
7.68
15.36
23.04
30.72
FREQUENCY (MHz)
61.44MSPS
TOTAL INPUT SIGNAL
POWER: –30dBFS
Figure 30. 64K FFT, 61.44 MSPS, 4 @ WCDMA, IF = 46.08 MHz
–130
–120
–110
–100
–90
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–60
–50
–40
–30
–20
–10
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FREQUENCY (MHz)
NPR: 63.1dB
Figure 31. NPR, 80 MSPS/18 MHz Notch
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105
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CLOCK DUTY CYCLE (%)
SFDR - DCS OFF (dBFS)
SFDR - DCS ON (dBFS)
SNR - DCS OFF (dB)
SNR - DCS ON (dB)
Figure 32. Single-Tone SNR/SFDR vs. Clock Duty Cycle,
FSAMPLE = 80 MSPS, 10.3 MHz @ −0.5 dBFS
0
2000
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12000
8179
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BIN
Figure 33. Ground Input Histogram
80 MSPS, VIN+ = VIN−, 32K Samples
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SAMPLE RATE (MSPS)
AVDD1 (3.3V)
AVDD2 (5.0V)
DRVDD (3.3V)
Figure 34. ISUPPLY vs. Sample Rate, AIN = 10.3 MHz @ −0.5 dBFS
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2.5
2.7
2.9
3.1
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3.9
VIN COMMON-MODE (V)
SFDR (dBc)
SNR (dB)
Figure 35. Single-Tone SNR/SFDR vs.
VIN Common-Mode Voltage 80 MSPS/10.3 MHz



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