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AD7626 Datasheet(PDF) 11 Page - Analog Devices |
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AD7626 Datasheet(HTML) 11 Page - Analog Devices |
11 / 28 page AD7626 Rev. 0 | Page 11 of 28 0 –20 –40 –60 SECOND HARMONIC THIRD HARMONIC –80 –100 –120 –140 –160 –180 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 FREQUENCY (MHz) INPUT FREQUENCY = 5.00656128MHz –0.5dB INPUT AMPLITUDE SNR = 86.7dBFS SINAD = 83.2dBFS THD = –85.3dB SFDR = 86.1dB 64k SAMPLES FOURTH HARMONIC FIFTH HARMONIC Figure 11. FFT, 5 MHz, −0.5 dB Input Tone, Wide View 0 –20 –40 –60 FUNDAMENTAL –80 –100 –120 –140 –160 –180 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 FREQUENCY (MHz) INPUT FREQUENCY = 5.00656128MHz –6dB INPUT AMPLITUDE SNR = 88.4dBFS SINAD = 88.0dBFS THD = –92.4dB SFDR = 92.8dB 64k SAMPLES THIRD HARMONIC FIFTH HARMONIC SECOND HARMONIC FOURTH HARMONIC Figure 12. FFT, 5 MHz, −6 dB Input Tone, Wide View –75 –80 –85 –90 –95 –100 –105 –110 –115 –18 0 –15 –12 –9 –6 –3 INPUT AMPLITUDE (dBFS) 1MHz 2MHz 3MHz 5MHz 9.7MHz Figure 13. THD vs. Input Amplitudes at Input Frequency Tones of 10 kHz to 9.7 MHz 0 –20 –40 –60 –80 –100 –120 –140 –160 –180 4.50 4.55 4.60 4.65 4.70 4.75 4.80 4.85 4.90 4.95 5.00 FREQUENCY (MHz) INPUT FREQUENCY = 5.00656128MHz –0.5dB INPUT AMPLITUDE SNR = 86.7dBFS SINAD = 83.2dBFS THD = –85.3dB SFDR = 86.1dB 64k SAMPLES FUNDAMENTAL THIRD HARMONIC FIFTH HARMONIC Figure 14. FFT, 5 MHz, −0.5 dB Input Tone Zoomed View 0 –20 –40 –60 FUNDAMENTAL –80 –100 –120 –140 –160 –180 4.50 4.55 4.60 4.65 4.70 4.75 4.80 4.85 4.90 4.95 5.00 FREQUENCY (MHz) INPUT FREQUENCY = 5.00656128MHz –6dB INPUT AMPLITUDE SNR = 88.4dBFS SINAD = 88.0dBFS THD = –92.4dB SFDR = 92.8dB 64k SAMPLES THIRD HARMONIC FIFTH HARMONIC Figure 15. FFT, 5 MHz, −0.5 dB Input Tone Zoomed View SNR THD –50 –60 –70 –80 –90 –100 –110 10k 10M 100k 1M INPUT FREQUENCY (Hz) 94 92 90 88 86 84 82 80 Figure 16. THD and SNR vs. Input Frequency (−0.5 dB Input Tone) |
Similar Part No. - AD7626_09 |
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Similar Description - AD7626_09 |
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