Datasheet

AD5623R/AD5643R/AD5663R Data Sheet
Rev. E | Page 14 of 32
V
DD
(V)
ERROR (mV)
1.0
0.5
0
–2.0
–1.5
–1.0
–0.5
–2.5
2.7 3.2 4.23.7 5.24.7
ZERO-SCALE ERROR
OFFSET ERROR
T
A
= 25°C
05858-026
Figure 28. Zero-Scale Error and Offset Error vs. Supply
I
DD
(mA)
NUMBER OF UNITS
8
6
4
2
0
0.230 0.235 0.240
0.245 0.250 0.255
V
DD
= 5.5V
T
A
= 25°C
05858-090
Figure 29. I
DD
Histogram with External Reference
I
DD
(mA)
NUMBER OF UNITS
4
5
3
2
1
0
0.78 0.80
0.82 0.84
V
DD
= 5.5V
T
A
= 25°C
05858-091
Figure 30. I
DD
Histogram with Internal Reference
CURRENT (mA)
ERROR VOLTAGE (V)
0.5
0.4
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
–10 –8 –6 –4 –2 0 2 4 86 10
V
DD
= 3V
V
REFOUT
= 1.25V
V
DD
= 5V
V
REFOUT
= 2.5V
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
DAC LOADED WITH
FULL-SCALE
SOURCING CURRENT
05858-029
Figure 31. Headroom at Rails vs. Source and Sink
CURRENT (mA)
V
OUT
(V)
6
5
4
3
2
1
–1
0
–30 –20 –10 0 10 20 30
V
DD
= 5V
V
REFOUT
= 2.5V
T
A
= 25°C
ZERO SCALE
FULL SCALE
MIDSCALE
1/4 SCALE
3/4 SCALE
05858-030
Figure 32. AD56x3R-5 Source and Sink Capability
CURRENT (mA)
V
OUT
(V)
4
–1
0
1
2
3
–30 –20 –10 0 10 20 30
V
DD
= 3V
V
REFOUT
= 1.25V
T
A
= 25°C
ZERO SCALE
FULL SCALE
MIDSCALE
1/4 SCALE
3/4 SCALE
05858-031
Figure 33. AD56x3R-3 Source and Sink Capability