Datasheet

–9–
REV.
0.5
0.0
10
0.3
0.1
4
0.2
2
0.4
8
6
V
REF
– Volts
DNL – LSBs
NORMAL MODE OF OPERATION
V
DD
= +5V
T
A
= +25°C
Figure 3. Differential Nonlinearity Error vs. V
REF
(Normal Mode)
0
–10
–90
–60
–70
–80
–50
–40
–30
–20
10
3
10
4
10
6
10
5
FREQUENCY – Hz
V
OUT
B/V
OUT
C – dBs
V
REF
C = 20V p-p SINE WAVE
ALL OTHER REFERENCE INPUTS = 0V
DAC C LOADED WITH ALL 1s
ALL OTHER DACs LOADED WITH ALL 0s
Figure 4. Channel-to-Channel Isolation (1 DAC to 1 DAC)
–50
–100
–90
–80
–70
–60
10
2
10
3
10
5
10
4
FREQUENCY – Hz
THD – dBs
NORMAL MODE OF OPERATION
V
DD
= +5V
V
IN
= +6V rms
OP AMP = AD713
T
A
= +25°C
Figure 5. Total Harmonic Distortion vs. Frequency
(Normal Mode)
0.5
0.0
10
0.3
0.1
4
0.2
2
0.4
8
6
V
REF
– Volts
INL – LSBs
NORMAL MODE OF OPERATION
V
DD
= +5V
T
A
= +25°C
Figure 6. Integral Nonlinearity Error vs. V
REF
(Normal Mode)
0
–10
–90
–60
–70
–80
–50
–40
–30
–20
10
3
10
4
10
6
10
5
FREQUENCY – Hz
V
OUT
B/V
OUT
C – dBs
V
REF
B = 0V
ALL OTHER REFERENCE INPUTS = 20V p-p SINE WAVE
DAC B LOADED WITH ALL 0s
ALL OTHER DACs LOADED WITH ALL 1s
Figure 7. Channel-to-Channel Isolation (1 DAC to All
Other DACs)
FREQUENCY – Hz
0
–30
–60
1k
–40
–50
–20
V
DD
= +5V
T
A
= +25°C
V
IN
= 20V p-p
OP AMP = AD711
GAIN – dB
DAC LOADED WITH ALL 1s
DAC LOADED WITH ALL 0s
–10
–70
–80
–90
–100
10k 100k 1M 10M
Figure 8. Multiplying Frequency Response vs. Digital
Code (Normal Mode)
Typical Performance Curves–AD7564
B