AD5624R 查看數據表（PDF） - Analog Devices
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AD5624R Datasheet PDF : 28 Pages
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AD5624R/AD5644R/AD5664R
2.538
2.537
2.536
2.535
2.534
2.533
2.532
2.531
2.530
2.529
2.528
2.527
2.526
2.525
2.524
2.523
2.522
2.521
0
VDD = VREF = 5V
TA = 25°C
5ns/SAMPLE NUMBER
GLITCH IMPULSE = 9.494nV
1LSB CHANGE AROUND
MIDSCALE (0x8000 TO 0x7FFF)
50 100 150 200 250 300 350 400 450 512
SAMPLE NUMBER
Figure 41. Digital-to-Analog Glitch Impulse (Negative)
2.498
2.497
2.496
VDD = VREF = 5V
TA = 25°C
5ns/SAMPLE NUMBER
ANALOG CROSSTALK = 0.424nV
2.495
2.494
2.493
2.492
2.491
0 50 100 150 200 250 300 350 400 450 512
SAMPLE NUMBER
Figure 42. Analog Crosstalk, External Reference
2.496
2.494
2.492
2.490
2.488
2.486
2.484
2.482
2.480
2.478
2.476
2.474
2.472
2.470
2.468
2.466
2.464
2.462
2.460
2.458
2.456 0
VDD = 5V
VREFOUT = 2.5V
TA = 25°C
5ns/SAMPLE NUMBER
ANALOG CROSSTALK = 4.462nV
50 100 150 200 250 300 350 400 450 512
SAMPLE NUMBER
Figure 43. Analog Crosstalk, 2.5 V Internal Reference
VDD = VREF = 5V
TA = 25°C
DAC LOADED WITH MIDSCALE
1
Data Sheet
Y AXIS = 2µV/DIV
X AXIS = 4s/DIV
Figure 44. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
VDD = 5V
VREFOUT = 2.5V
TA = 25°C
DAC LOADED WITH MIDSCALE
1
5s/DIV
Figure 45. 0.1 Hz to 10 Hz Output Noise Plot, 2.5 V Internal Reference
VDD = 3V
VREFOUT = 1.25V
TA = 25°C
DAC LOADED WITH MIDSCALE
1
4s/DIV
Figure 46. 0.1 Hz to 10 Hz Output Noise Plot, 1.25 V Internal Reference
Rev. D | Page 16 of 28
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