
DAC8043
Rev. E | Page 7 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
0
–12
–24
–36
–48
–60
–72
–84
–96
–108
–120
1k
10k
100k
1M
10M
FREQUENCY (Hz)
G
AI
N
(
d
B)
00271-
004
VDD = 5V
VREF = 100mV
TA = 25°C
DIGITAL INPUT =
1111 1111 1111
DIGITAL INPUT =
0000 0000 0000
Figure 4. Gain vs. Frequency (Output Amplifier: OP42)
0
–20
–40
–60
–80
–100
–120
10
100
1k
10k
100k
FREQUENCY (Hz)
T
HD
(
d
B)
00271-
005
VDD = 5V
VIN = 6V rms
OUTPUT AMPLIFIER: OP42
TA = 25°C
Figure 5. Total Harmonic Distortion vs. Frequency (Multiplying Mode)
1.0
0.8
0.6
0.4
0.2
0
1
2
3
4
VIN (V)
I DD
(
mA)
00271-
006
Figure 6. Supply Current vs. Logic Input Voltage
0.5
0.3
0.1
–0.1
–0.3
–0.4
0.4
0.2
0
–0.2
–0.5
0
1024
512
2048
1536
3072
2560
4095
3584
DIGITAL INPUT CODE (Decimal)
L
INE
ARI
T
Y
E
RRO
R
(
L
S
B)
00271-
007
Figure 7. Linearity Error vs. Digital Input Code