DAC8571
www.ti.com
SLAS373A–DECEMBER 2002–REVISED JULY 2003
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, unless otherwise noted.
SINK CURRENT AT NEGATIVE RAIL
SOURCE CURRENT AT POSITIVE RAIL
0.15
5
4.95
4.9
0.125
VDD = 2.7 V
0.1
VDD = 5 V
0.075
0.05
VREF = VDD - 10 mV
DAC Loaded With FFFFH
VDD = 5 V
4.85
4.8
VREF = VDD - 10 mV
0.025
DAC Loaded With 0000H
0
0
1
2
3
4
5
0
1
2
3
4
5
ISINK - Sink Current - mA
ISOURCE - Source Current - mA
Figure 7.
Figure 8.
SOURCE CURRENT AT POSITIVE RAIL
SUPPLY CURRENT vs DIGITAL INPUT CODE
250
200
150
100
50
2.7
2.65
2.6
VDD = 5 V
VDD = 3.6 V
VREF = VDD - 10 mV
DAC Loaded With FFFFH
VDD = 2.7 V
2.55
2.5
Reference Current Included
0
0
1
2
3
4
5
0
10000 20000 30000 40000 50000 60000
Digital Input Code
I
SOURCE - Source Current - mA
Figure 9.
Figure 10.
SUPPLY CURRENT vs TEMPERATURE
SUPPLY CURRENT vs SUPPLY VOLTAGE
250
140
120
100
80
VREF = VDD, IDD Measured at Power-Up,
Reference Current Included, No Load
I
Included
REF
V
DD
= 5.5 V
200
150
100
50
V
DD
= 3.6 V
60
40
20
0
0
–40
–20
0
20
40
60
80
100
2.7
3.1
3.5
V
3.9
4.3
4.7
5.1
5.5
DD - Supply Voltage - V
T
– Free–Air Temperature – °C
A
Figure 11.
Figure 12.
7
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