Datasheet

REV. B
DAC8043A
–5–
LOGIC INPUT VOLTAGE – Volts
SUPPLY CURRENT I
DD
– mA
0.1
0
0
0.2
0.5
T
A
= 25ⴗC
V
DD
= 5V
12 345
0.5 1.5 2.5 3.5 4.5
0.3
0.4
Figure 5. Supply Current vs. Logic Input Voltage
TEMPERATURE – ⴗC
I
DD
– ␮A
0.01
0.001
–55
0.1
10
V
DD
= 5V
V
LOGIC
= 0V OR V
DD
–35 –15 5 25 45
1
65 85 105 125
Figure 6. Supply Current vs. Temperature
FREQUENCY – Hz
I
DD
– ␮A
500
0
10k
1000
V
DD
= 5V
V
REF
= 10V
T
A
= 25ⴗC
100k 1M 10M
100M1k
1500
2000
3000
3500
2500
CODE = F55H
CODE = 800H
CODE = FFFH
Figure 7. Supply Current vs. Clock Frequency
FREQUENCY – Hz
PSRR – dB
20
10k
⌬ V
DD
= 5V ⴞ10%
100k 1M 10M
40
60
80
100
1k
Figure 8. Power Supply Rejection vs. Frequency
CODE – Decimal
DNL – LSB
–0.5
1024 2048 3072 4096
–0.4
0
–0.3
–0.2
–0.1
0
0.2
0.4
0.5
V
DD
= 5V
V
REF
= 10V
SUPERIMPOSED: T
A
= –40ⴗC, +25ⴗC, +85ⴗC
512 1536 2560 3584
0.1
0.3
Figure 9. Linearity Error vs. Digital Code
OPAMP OFFSET V
OS
– ␮V
INL – LSB
–1000 0 1000 2000–2000
2
0
4
V
DD
= 5V
V
REF
= 10V
T
A
= 25ⴗC
–4
–2
Figure 10. Linearity Error vs. External Op Amp V
OS