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Os motores de busca de Datasheet de Componentes eletrônicos |
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Os motores de busca de Datasheet de Componentes eletrônicos |
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AD6688 Folha de dados(PDF) 16 Page - Analog Devices |
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AD6688 Folha de dados(HTML) 16 Page - Analog Devices |
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16 / 138 page  AD6688 Data Sheet Rev. 0 | Page 16 of 138 TYPICAL PERFORMANCE CHARACTERISTICS AVDD1 = 0.975 V, AVDD1_SR = 0.975 V, AVDD2 = 1.9 V, AVDD3 = 2.5 V, DVDD = 0.975 V, DRVDD1 = 0.975 V, DRVDD2 = 1.9 V, SPIVDD = 1.9 V, sampling rate = 3000 MHz, 1.7 V p-p full-scale differential input, DDC decimation rate = 8, default buffer current settings, TA = 25°C, 128,000 FFT sample, unless otherwise noted. See Table 10 for the recommended settings. –135 –120 –105 –90 –75 –60 –45 –30 –15 0 –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 FREQUENCY (MHz) AIN = –2dBFS NSD = –150.4dBFS/Hz IN-BAND SNR = 65.8dBFS IN-BAND SFDR = 71dBFS BUFFER CURRENT = 500µA Figure 5. Single-Tone FFT at fIN = 960 MHz, NCO Frequency = 942.5 MHz, AIN = −2 dBFS, fS = 2.94912 GHz –135 –120 –105 –90 –75 –60 –45 –30 –15 0 –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 FREQUENCY (MHz) AIN = –9dBFS NSD = –152.3dBFS/Hz IN-BAND SNR = 67.7dBFS IN-BAND SFDR = 95dBFS BUFFER CURRENT = 500µA Figure 6. Single-Tone FFT at fIN = 960 MHz, NCO Frequency = 942.5 MHz, AIN = −9 dBFS; fS = 2.94912 GHz –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 –135 –120 –105 –90 –75 –60 –45 –30 –15 0 FREQUENCY (MHz) AIN = –2dBFS NSD = –149.9dBFS/Hz IN-BAND SNR = 65.2dBFS IN-BAND SFDR = 90dBFS BUFFER CURRENT = 500µA Figure 7. Single-Tone FFT at fIN = 1870 MHz, NCO Frequency = 1842 MHz, AIN = −2 dBFS; fS = 2.94912 GHz –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 –135 –120 –105 –90 –75 –60 –45 –30 –15 0 FREQUENCY (MHz) AIN = –9dBFS NSD = –151.9dBFS/Hz IN-BAND SNR = 67.2dBFS IN-BAND SFDR = 96dBFS BUFFER CURRENT = 500µA Figure 8. Single-Tone FFT at fIN = 1870 MHz, NCO Frequency = 1842 MHz, AIN = −9 dBFS; fS = 2.94912 GHz –135 –120 –105 –90 –75 –60 –45 –30 –15 0 –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 FREQUENCY (MHz) AIN = –2dBFS NSD = –149.7dBFS/Hz IN-BAND SNR = 65.1dBFS IN-BAND SFDR = 88dBFS BUFFER CURRENT = 500µA Figure 9. Single-Tone FFT at fIN = 2170 MHz, NCO Frequency = 2140 MHz, AIN = −2 dBFS; fS = 2.94912 GHz –135 –120 –105 –90 –75 –60 –45 –30 0 –15 –184.32 –138.24 –92.16 –46.08 0 46.08 92.16 138.24 184.32 FREQUENCY (MHz) AIN = –9dBFS NSD = –151.8dBFS/Hz IN-BAND SNR = 67.1dBFS IN-BAND SFDR = 89dBFS BUFFER CURRENT = 500µA Figure 10. Single-Tone FFT at fIN = 2170 MHz, NCO Frequency = 2140 MHz, AIN = −9 dBFS; fS = 2.94912 GHz |
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