Datenblatt-Suchmaschine für elektronische Bauteile |
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AD7401_0612 Datenblatt(PDF) 9 Page - Analog Devices |
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AD7401_0612 Datenblatt(HTML) 9 Page - Analog Devices |
9 / 20 page AD7401 Rev. A | Page 9 of 20 TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, using 25 kHz brick-wall filter, unless otherwise noted. 100 0 0 1000 SUPPLY RIPPLE FREQUENCY (kHz) 90 80 70 60 50 40 30 20 10 100 200 300 400 500 600 700 800 900 MCLKIN = 10MHz MCLKIN = 5MHz MCLKIN = 16MHz 200mV p-p SINE WAVE ON VDD1 NO DECOUPLING VDD1 =VDD2 =5V 1MHz CUTOFF FILTER Figure 6. PSRR vs. Supply Ripple Frequency Without Supply Decoupling –90 –50 0 10k INPUT FREQUENCY (Hz) –85 –80 –75 –70 –65 –60 –55 1k 2k 3k 4k 5k 6k 7k 8k 9k VDD1 =VDD2 =5 V VDD1 =VDD2 =5V MCLKIN = 16MHz MCLKIN = 5MHz MCLKIN = 10MHz Figure 7. SINAD vs. Analog Input Frequency 20 –180 030 FREQUENCY (kHz) 0 –20 –40 –60 –80 –100 –120 –140 –160 5 10152025 4096 POINT FFT fIN = 5kHz SINAD = 81.984dB THD = –96.311dB DECIMATION BY 256 Figure 8. Typical FFT (±200 mV Range) –90 –50 0.17 0.33 ± INPUT AMPLITUDE (V) –85 –80 –75 –70 –65 –60 –55 0.18 0.19 0.20 0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.30 0.31 0.32 MCLKIN = 16MHz MCLKIN = 10MHz VDD1 =VDD2 =5V Figure 9. SINAD vs. VIN 0.4 –0.5 0 60k CODE 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 –0.4 10k 20k 30k 40k 50k VIN+ = –200mV TO +200mV VIN–= 0V Figure 10. Typical DNL (±200 mV Range) 0.8 –0.4 0 60k CODE VIN+ = –200mV TO +200mV VIN–= 0V 0.6 0.4 0.2 0 –0.2 10k 20k 30k 40k 50k Figure 11. Typical INL (±200 mV Range) |
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