AD5045_15 Datasheet, PDF (10/28 Pages) Analog Devices – Fully Accurate, 12-/14-/16-Bit, Dual, VOUT nanoDAC SPI Interface, 4.5 V to 5.5 V in a TSSOP

AD5025/AD5045/AD5065
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
512
16,640
32,768
DAC CODE
48,896
65,024
Figure 12. Total Unadjusted Error (TUE) vs. DAC Code
1.6
1.4 ^{TA = 25°C}
1.2
1.0
0.8
0.6
MAX INL ERROR @ V_DD = 5.5V
0.4
0.2
0
–0.2
–0.4
MIN INL ERROR @ V_DD = 5.5V
–0.6
–0.8
–1.0
–1.2
–1.4
–1.6
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
REFERENCE VOLTAGE (V)
Figure 13. INL vs. Reference Input Voltage
1.6
1.4 ^{TA = 25°C}
1.2
1.0
0.8
0.6
0.4
0.2
MAX DNL ERROR @ V_DD = 5.5V
0
–0.2
–0.4
MIN DNL ERROR @ V_DD = 5.5V
–0.6
–0.8
–1.0
–1.2
–1.4
–1.6
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
REFERENCE VOLTAGE (V)
Figure 14. DNL vs. Reference Input Voltage
1.2
T_A = 25°C
1.0
0.8
0.6
0.4
0.2
MAX TUE ERROR @ V_DD = 5.5V
0
–0.2
MIN TUE ERROR @ V_DD = 5.5V
–0.4
–0.6
–0.8
–1.0
–1.2
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
REFERENCE VOLTAGE (V)
Figure 15. Total Unadjusted Error (TUE) vs. Reference Input Voltage
0.015
0.010
0.005
DAC A
0
–0.005
DAC B
–0.010
V_DD = 5.5V
V_REF = 4.096V
–0.015
–60 –40 –20
0 20 40 60 80
TEMPERATURE (°C)
100 120 140
Figure 16. Gain Error vs. Temperature
0.6
V_DD = 5.5V
0.5
V_REF = 4.096V
0.4
0.3
0.2
0.1
DAC B
0
–0.1
DAC A
–0.2
–0.3
–0.4
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (ºC)
Figure 17. Offset Error vs. Temperature
Rev. 0 | Page 10 of 28