16-Bit, Ultra-Low Power, Voltage Output Digital-to-Analog ... - dreamm

DAC8830
DAC8831
SLAS449B–FEBRUARY 2005–REVISED APRIL 2006
At T A = +25°C, V REF = +2.5 V unless otherwise noted.
TYPICAL CHARACTERISTICS: V DD = +5 V (continued)
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300
250
REFERENCE CURRENT
vs CODE (UNIPOLAR MODE)
V REF = 2.5 V
300
250
REFERENCE CURRENT
vs CODE (BIPOLAR MODE)
V REF = 2.5 V
Reference Current (µA)
200
150
100
50
Reference Current (µA)
200
150
100
50
0
0
8192
16384 24576 32768 40960
Digital Input Code
49152 57344 65536
0
0
8192
16384 24576 32768 40960
Digital Input Code
49152 57344 65536
Figure 15. Figure 16.
800
SUPPLY CURRENT
vs DIGITAL INPUT VOLTAGE
5
SUPPLY CURRENT
vs TEMPERATURE
Supply Current (µA)
700
600
500
400
300
200
100
V DD = 5 V
V DD = 3 V
Supply Current (µA)
4
3
2
1
V DD = 5 V
V LOGIC = 5 V
V DD = 3 V
V LOGIC = 3 V
V REF = 2.5 V
0
0 1 2 3 4 5
Digital Input Voltage (V)
0
−60 −40 −20 0 20 40 60 80 100 120 140
Temperature (C)
Figure 17. Figure 18.
Supply Current (µA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
SUPPLY CURRENT
vs SUPPLY VOLTAGE
V REF = 2.5 V
2.7 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0
Supply Voltage (V)
Supply Current (µA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
SUPPLY CURRENT
vs REFERENCE VOLTAGE
V DD = 5 V
V DD = 3 V
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Reference Voltage (V)
Figure 19. Figure 20.
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