| 전자부품 데이터시트 검색엔진 |
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AD7467BRT-R 데이터시트(PDF) 14 Page - Analog Devices |
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AD7467BRT-R 데이터시트(HTML) 14 Page - Analog Devices |
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14 / 28 page ![]() AD7466/AD7467/AD7468 Rev. C | Page 14 of 28 5 –5 –45 –35 –25 –15 –55 –65 –75 –85 –95 0 5 10 15 20 25 30 35 40 45 50 FREQUENCY (kHz) 8192 POINT FFT VDD = 1.8V fSAMPLE = 100kSPS fIN = 30kHz SINAD = 49.83dB THD = –79.37dB SFDR = –70.46dB Figure 8. AD7468 Dynamic Performance at 100 kSPS –65 –72 –71 –70 –69 –68 –67 –66 –73 10 100 INPUT FREQUENCY (kHz) VDD = 3.6V VDD = 3V VDD = 2.7V TEMP = 25 °C VDD = 1.8V VDD = 1.6V VDD = 2.2V Figure 9. AD7466 SINAD vs. Analog Input Frequency at 100 kSPS for Various Supply Voltages –68.0 –72.5 –72.0 –71.5 –71.0 –70.5 –70.0 –69.0 –68.5 –69.5 –73.0 10 100 INPUT FREQUENCY (kHz) VDD = 3.6V VDD = 3V VDD = 2.7V TEMP = 25 °C VDD = 1.8V VDD = 1.6V VDD = 2.2V Figure 10. AD7466 SNR vs. Analog Input Frequency at 100 kSPS for Various Supply Voltages –65 –83 –81 –79 –77 –75 –73 –69 –67 –71 –85 10 100 INPUT FREQUENCY (kHz) VDD = 3.6V VDD = 3V VDD = 2.7V TEMP = 25 °C VDD = 1.8V VDD = 1.6V VDD = 2.2V Figure 11. AD7466 THD vs. Analog Input Frequency at 100 kSPS for Various Supply Voltages –76 –83 –82 –81 –80 –79 –78 –77 –84 10 100 INPUT FREQUENCY (kHz) RIN = 510Ω RIN = 10Ω TEMP = 25 °C VDD = 2.7V RIN = 100Ω RIN = 0Ω RIN = 1kΩ Figure 12. AD7466 THD vs. Analog Input Frequency for Various Source Impedances 1.0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 –1.0 0 512 1024 1536 2048 2560 3072 3584 4096 CODE VDD = 1.8V TEMP = 25 °C fIN = 50Hz fSAMPLE = 100kSPS Figure 13. AD7466 INL Performance |
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