AS1520/AS1521
Data Sheet - Typical Operating Characteristics
Figure 11. IVDD vs. VDD (Static)
Figure 12. IVDD vs. Temperature; Internal Reference
4
4
3.5
3.75
3.5
Internal Reference
3
2.5
External Reference
2
AS1520
3.25
1.5
1
3
2.75
0.5
AS1521
0
2.5
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
-40
-15
10
35
60
85
Supply Voltage (V)
Temperature (°C)
Figure 13. IVDD vs. VDD (Converting)
Figure 14. IVDD vs. Temperature (Static)
3
2
Normal Operation; Internal Reference
2.5
1.5
2
1.5
1
AS1520, Reduced Power Mode, Internal Ref.
AS1521, Reduced Power Mode, Internal Ref.
1
0.5
0
Reduced Power Mode; Internal Reference
Reduced Power Mode; External Reference
0.5
AS1520, Reduced Power Mode, External Ref.
AS1521, Reduced Power Mode, External Ref.
0
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
Supply Voltage (V)
-40
-15
10
35
60
85
Temperature (°C)
Figure 15. VREF vs. Temperature
2.51
2.505
2.5
2.495
2.49
-40
-15
10
35
60
85
Temperature (°C)
www.austriamicrosystems.com
Revision 1.00
12 - 29