Datasheet

Data Sheet AD5686R/AD5685R/AD5684R
Rev. B | Page 15 of 32
Figure 32. I
DD
Histogram with External Reference, 5 V
Figure 33. I
DD
Histogram with Internal Reference, V
REFOUT
= 2.5 V, Gain = 2
Figure 34. Headroom/Footroom vs. Load Current
Figure 35. Source and Sink Capability at 5 V
Figure 36. Source and Sink Capability at 3 V
Figure 37. Supply Current vs. Temperature
25
20
15
10
5
0
540
560
580
600
620
640
HITS
I
DD
(V)
10485-135
V
DD
= 5V
T
A
= 25°C
EXTERNAL
REFERENCE = 2.5V
30
25
20
15
10
5
0
1000 1020 1040 1060 1080
1100 1120 1140
HITS
I
DD
FULLSCALE (V)
10485-136
V
DD
= 5V
T
A
= 25°C
INTERNAL
REFERENCE = 2.5V
1.0
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
0 5 10 15 20 25 30
ΔV
OUT
(V)
LOAD CURRENT (mA)
10485-200
SOURCING 2.7V
SOURCING 5V
SINKING 2.7V
SINKING 5V
7
–2
–1
0
1
2
3
4
5
6
–0.06 –0.04 –0.02 0 0.02 0.04 0.06
V
OUT
(V)
LOAD CURRENT (A)
0xFFFF
0x4000
0x8000
0xC000
0x0000
10485-138
V
DD
= 5V
T
A
= 25°C
GAIN = 2
INTERNAL
REFERENCE = 2.5V
5
–2
–1
0
1
2
3
4
–0.06 –0.04 –0.02 0 0.02 0.04 0.06
V
OUT
(V)
LOAD CURRENT (A)
0xFFFF
0x4000
0x8000
0xC000
0x0000
10485-139
V
DD
= 3V
T
A
= 25°C
EXTERNAL REFERENCE = 2.5V
GAIN = 1
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
–40 1106010
CURRENT (mA)
TEMPERATURE (°C)
FULL-SCALE
ZERO CODE
EXTERNAL REFERENCE, FULL-SCALE
10485-140