Datasheet

Data Sheet AD7292
Rev. 0 | Page 13 of 40
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
–40 –20 0 20 40 60 80 100 120
OFFSET ERROR (mV)
TEMPERATURE (°C)
AV
DD
= 5.25V
AV
DD
= 4.75V
DV
DD
= 5V
V
DRIVE
= 3.3V
INTERNAL REFERENCE
10660-023
Figure 22. DAC Offset Error vs. Temperature
4.988
4.989
4.990
4.991
4.992
4.993
4.994
4.995
4.996
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
SOURCE CURRENT (mA)
AV
DD
= 5.25V
DV
DD
= 5V
V
DRIVE
= 3.3V
INTERNAL REFERENCE
CODE = 0x3FF
T
A
= 25°C
10660-026
Figure 23. DAC Source Current (Full Scale)
2.494
2.496
2.498
2.500
2.502
2.504
2.506
2.508
2.510
–10 –8 –6 –4 –2 0 2 4 6 8 10
OUTPUT VOLTAGE (V)
LOAD CURRENT (mA)
AV
DD
= 5.25V
DV
DD
= 5V
V
DRIVE
= 3.3V
INTERNAL REFERENCE
CODE = 0x200
10660-025
Figure 24. DAC Output Voltage vs. Load Current (Midscale)
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
–40 –20 0 20 40 60 80 100 120
GAIN ERROR (%FSR)
TEMPERATURE (°C)
AV
DD
= 5.25V
AV
DD
= 4.75V
DV
DD
= 5V
V
DRIVE
= 3.3V
INTERNAL REFERENCE
10660-024
Figure 25. DAC Gain Error vs. Temperature
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
SINK CURRENT (mA)
AV
DD
= 5.25V
DV
DD
= 5V
V
DRIVE
= 3.3V
INTERNAL REFERENCE
CODE = 0x000
T
A
= 25°C
10660-027
Figure 26. DAC Sink Current (Zero Scale)
1.245
1.247
1.249
1.251
1.253
1.255
1.246
1.248
1.250
1.252
1.254
–40
–20 0
20
40 60 80 100 120
REFERENCE VOLTAGE (V)
TEMPERATURE (°C)
AV
DD
= DV
DD
= V
DRIVE
= 5V
10
DEVICES
10660-028
Figure 27. Reference Voltage vs. Temperature