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AD9642 数据表(PDF) 13 Page - Analog Devices |
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AD9642 数据表(HTML) 13 Page - Analog Devices |
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13 / 29 page ![]() AD9642 Data Sheet 0 –140 0 105 FREQUENCY (MHz) –120 –100 –80 –60 –40 –20 15 30 45 60 75 90 210MSPS 90.1MHz @ –1dBFS SNR = 71.2dB (72.2dBFS) SFDR = 92dBc THIRD HARMONIC SECOND HARMONIC Figure 16. AD9642-210 Single-Tone FFT with fIN = 90.1 MHz 0 –140 0 105 FREQUENCY (MHz) –120 –100 –80 –60 –40 –20 15 30 45 60 75 90 210MSPS 185.1MHz @ –1dBFS SNR = 70.5dB (71.5dBFS) SFDR = 93dBc THIRD HARMONIC SECOND HARMONIC Figure 17. AD9642-210 Single-Tone FFT with fIN = 185.1 MHz 0 –140 0 105 FREQUENCY (MHz) –120 –100 –80 –60 –40 –20 15 30 45 60 75 90 210MSPS 220.1MHz @ –1dBFS SNR = 70dB (71dBFS) SFDR = 84dBc THIRD HARMONIC SECOND HARMONIC Figure 18. AD9642-210 Single-Tone FFT with fIN = 220.1 MHz 0 –140 0 105 FREQUENCY (MHz) –120 –100 –80 –60 –40 –20 15 30 45 60 75 90 210MSPS 305.1MHz @ –1dBFS SNR = 68.7dB (69.7dBFS) SFDR = 83dBc THIRD HARMONIC SECOND HARMONIC Figure 19. AD9642-210 Single-Tone FFT with fIN = 305.1 MHz 120 100 80 60 40 20 0 –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 0 INPUT AMPLITUDE (dBFS) SFDR (dBFS) SNR (dBFS) SFDR (dBc) SNR (dBc) Figure 20. AD9642-210 Single-Tone SNR/SFDR vs. Input Amplitude (AIN) with fIN = 90.1 MHz, fS = 210 MSPS 100 95 90 85 80 75 70 65 60 FREQUENCY (MHz) SFDR (dBc) SNR (dBFS) Figure 21. AD9642-210 Single-Tone SNR/SFDR vs. Input Frequency (fIN), fS = 210 MSPS Rev. B | Page 12 of 28 |
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