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AD5680 数据表(PDF) 9 Page - Analog Devices |
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AD5680 数据表(HTML) 9 Page - Analog Devices |
9 / 20 page Data Sheet AD5680 SAMPLE NUMBER 2.502500 2.502250 2.502000 2.501750 2.501500 2.501250 2.501000 2.500750 2.500500 2.500250 2.500000 2.499750 2.499500 2.499250 2.499000 2.498750 0 150 200 250 50 100 300 350 400 450 500 550 VDD = VREF = 5V TA = 25°C 13ns/SAMPLE NUMBER 1 LSB CHANGE AROUND MIDSCALE (0x20000 TO 0x1FFFF) GLITCH IMPULSE = 2.723nV-s Figure 17. Digital-to-Analog Glitch Impulse (Negative) SAMPLES × 6.5ns 2.5010 2.4986 0 2.4988 2.4990 2.4992 2.4994 2.4996 2.4998 2.5000 2.5002 2.5004 2.5006 2.5008 50 100 150 200 250 300 350 400 450 500 VDD = VREF = 5V TA = 25°C DAC LOADED WITH MIDSCALE DIGITAL FEEDTHROUGH = 0.201nV Figure 18. Digital Feedthrough FREQUENCY (kHz) –20 –100 0 10 –30 –40 –50 –60 –70 –80 –90 1 2 3 4 5 6 7 8 9 VDD = 5V TA = 25°C FULL SCALE LOADED VREF = 2V ±300mV p-p Figure 19. Total Harmonic Distortion CAPACITANCE (nF) 16 14 12 10 8 6 4 0 1 2 3 4 5 6 7 9 8 10 VREF = VDD TA = 25°C VDD = 5V VDD = 3V Figure 20. Settling Time vs. Capacitive Load 5s/DIV 1 VDD = VREF = 5V TA = 25°C DAC LOADED WITH MIDSCALE VREF Figure 21. 0.1 Hz to 10 Hz Output Noise Plot FREQUENCY (Hz) 1000 0 100 1M 1k 10k 100k 900 800 700 600 500 400 300 200 100 VDD = VREF = 5V TA = 25°C MIDSCALE LOADED Figure 22. Noise Spectral Density Rev. B | Page 9 of 20 |
类似说明 - AD5680_15 |
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