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AD7685 Fiches technique(PDF) 9 Page - Analog Devices |
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AD7685 Fiches technique(HTML) 9 Page - Analog Devices |
9 / 16 page AD7684 Rev. A | Page 9 of 16 TYPICAL PERFORMANCE CHARACTERISTICS –3 –2 –1 0 1 2 3 0 16384 32768 49152 65536 CODE POSITIVE INL = +0.83LSB NEGATIVE INL = –1.07LSB Figure 7. Integral Nonlinearity vs. Code 151 94794 18557 17388 182 0 20000 40000 60000 80000 100000 120000 FFFD FFFE FFFF 0000 0001 0002 0003 0004 0005 CODE IN HEX VDD = REF = 2.5V 0 0 0 0 Figure 8. Histogram of a DC Input at the Code Center – 180 – 160 – 140 – 120 – 100 – 80 – 60 – 40 – 20 0 010 20 30 40 FREQUENCY (kHz) 50 16384 POINT FFT VDD = REF = 5V fS = 100kSPS fIN = 20.43kHz Figure 9. FFT Plot –3 –2 –1 0 1 2 3 0 16384 32768 49152 65536 CODE POSITIVE DNL = +0.9LSB NEGATIVE DNL = –0.45LSB Figure 10. Differential Nonlinearity vs. Code 123872 4150 3050 0 50000 100000 150000 FFFB FFFC FFFD FFFE FFFF CODE IN HEX 0 0 VDD = REF = 5V Figure 11. Histogram of a DC Input at the Code Center – 180 – 160 – 140 – 120 – 100 – 80 – 60 – 40 – 20 0 010 20 30 40 FREQUENCY (kHz) 50 16384 POINT FFT VDD = REF = 2.5V fS = 100kSPS fIN = 20.43kHz Figure 12. FFT Plot |
Numéro de pièce similaire - AD7685 |
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Description similaire - AD7685 |
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