Datasheet

Data Sheet AD5623R/AD5643R/AD5663R
Rev. E | Page 15 of 32
TEMPERATURE (°C)
I
DD
(mA)
0.30
0.05
0.10
0.15
0.20
0.25
0
–40 –20 0 20 40 60 80 100
05858-044
T
A
= 25°C
V
DD
= V
REFIN
= 5V
V
DD
= V
REFIN
= 3V
Figure 34. Supply Current vs. Temperature
TIME BASE = 4µs/DIV
V
DD
= V
REF
= 5V
T
A
= 25°C
FULL-SCALE CODE CHANGE
0x0000 TO 0xFFFF
OUTPUT LOADED WITH 2kΩ
AND 200pF TO GND
V
OUT
= 909mV/DIV
1
05858-060
Figure 35. Full-Scale Settling Time, 5 V
CH1 2.0V CH2 500mV M100µs 125MS/s
A CH1 1.28V
8.0ns/pt
V
DD
= V
REF
= 5V
T
A
= 25°C
V
OUT
V
DD
1
2
MAX(C2)*
420.0mV
05858-061
Figure 36. Power-On Reset to 0 V
V
DD
= 5V
SYNC
SLCK
V
OUT
1
3
CH1 5.0V
CH3 5.0V
CH2 500mV M400ns A CH1 1.4V
2
05858-062
Figure 37. Exiting Power-Down to Midscale
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
05858-058
V
DD
= V
REF
= 5V
T
A
= 25°C
5ns/SAMPLE NUMBER
GLITCH IMPULSE = 9.494nV
1LSB CHANGE AROUND
MIDSCALE (0x8000 TO 0x7FFF)
Figure 38. 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
05858-059
V
DD
= V
REF
= 5V
T
A
= 25°C
5ns/SAMPLE NUMBER
ANALOG CROSSTALK = 0.424nV
Figure 39. Analog Crosstalk, External Reference