Datasheet

AD5627R/AD5647R/AD5667R, AD5627/AD5667
Rev. 0 | Page 16 of 32
SAMPLE NUMBER
V
OUT
(V)
2.521
2.522
2.523
2.524
2.525
2.526
2.527
2.528
2.529
2.530
2.531
2.532
2.533
2.534
2.535
2.536
2.537
2.538
0 50 100 150 350 400200 250 300 450 512
V
DD
= V
REF
= 5V
T
A
= 25°C
5ns/SAMPLE NUMBER
GLITCH IMPULSE = 9.494nV
1LSB CHANGE AROUND
MIDSCALE (0x8000 TO 0x7FFF)
0
6342-058
Figure 42. Digital-to-Analog Glitch Impulse (Negative)
SAMPLE NUMBER
V
OUT
(V)
2.491
2.492
2.493
2.494
2.495
2.496
2.497
2.498
0 50 100 150 350 400200 250 300 450 512
V
DD
= V
REF
= 5V
T
A
= 25°C
5ns/SAMPLE NUMBER
ANALOG CROSSTALK = 0.424nV
0
6342-059
Figure 43. Analog Crosstalk, External Reference
SAMPLE NUMBER
V
OUT
(V)
2.456
2.458
2.460
2.462
2.464
2.466
2.468
2.470
2.472
2.474
2.476
2.478
2.480
2.482
2.484
2.486
2.488
2.490
2.492
2.494
2.496
0 50 100 150 350 400200 250 300 450 512
V
DD
= 5V
V
REFOUT
= 2.5V
T
A
= 25°C
5ns/SAMPLE NUMBER
ANALOG CROSSTALK = 4.462nV
0
6342-062
Figure 44. Analog Crosstalk, Internal Reference
1
V
DD
= V
REF
= 5V
T
A
= 25°C
DAC LOADED WITH MIDSCALE
4s/DIV
2µV/DI
V
06342-051
Figure 45. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
5s/DIV
10µV/DI
V
1
V
DD
= 5V
V
REFOUT
= 2.5V
T
A
= 25°C
DAC LOADED WITH MIDSCALE
06342-052
Figure 46. 0.1 Hz to 10 Hz Output Noise Plot, 2.5 V Internal Reference
4s/DIV
5µV/DI
V
1
V
DD
= 3V
V
REFOUT
= 1.25V
T
A
= 25°C
DAC LOADED WITH MIDSCALE
06342-053
Figure 47. 0.1 Hz to 10 Hz Output Noise Plot,1.25 V Internal Reference