REV. B
DAC8043A
–6–
20mV
VDD = 5V
VREF = 10V
fCLK = 2.5MHz
CODE: 7FFH TO 800H
VOUT
(10mV/DIV)
TIME – 200ns/DIV
LD
(5V/DIV)
Figure 11. Midscale Transition Performance
5V
VDD = 5V
VREF = 10V
TA = 25 C
CLK
(5V/DIV)
TIME – 1 s/DIV
VOUT
(5V/DIV)
Figure 12. Large Signal Settling Time
FREQUENCY – Hz
0
12
24
36
48
60
72
84
96
1k
10k
100k
1M
10M
ALL BITS ON
DATA
BITS
"ON"
(ALL
OTHER
DATA
BITS
"OFF")
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
(MSB) B11
(LSB) B0
ATTENUATION
–
dB
108
100
ALL BITS OFF
Figure 13. Reference Multiplying Bandwidth vs. Fre-
quency and Code
|V
REF| – Volts
INL
–
LSB
0
10
–0.5
–0.25
0.5
0.25
VDD = 5V
TA = 25 C
5
Figure 14. Linearity Error vs. Reference Voltage
HOURS OF OPERATION AT 150 C
NOMINAL
CHANGE
IN
VOLTAGE
–
mV
0
1.0
CODE = 000H
CODE = FFFH
SAMPLE SIZE = 50
0
0.2
0.4
0.6
0.8
1.2
100
200
300
400
500
600
Figure 15. Long-Term Drift Accelerated by Burn-In
–95
10
0.0018
1k
10k
100k
THD
–
%
100
0.0032
0.0056
0.010
0.018
0.032
–90
–85
–80
–75
–70
VREF = 4V p-p
OUTPUT OP AMP: OP42
THD
–
dB
FREQUENCY – Hz
Figure 16. THD vs. Frequency