AD9280
–30
–35
–40
105
100
95
–45
–50
–55
–60
–65
–20.0 AMPLITUDE
–6.0 AMPLITUDE
90
85
80
–0.5 AMPLITUDE
1.00E+07
–70
1.00E+05
75
0
5
10
15
20
25
30
35
40
1.00E+06
1.00E+08
CLOCK FREQUENCY – MHz
INPUT FREQUENCY – Hz
Figure 10. Power Consumption vs. Clock Frequency
(MODE = AVSS)
Figure 7. THD vs. Input Frequency
–80
–70
–60
–50
–40
–30
–20
–10
1M
1M
900k
800k
700k
600k
500k
400k
300k
200k
AIN = –0.5dBFS
100k
0
0
0
0
N–1
N
N+1
1.00E+06
1.00E+07
CLOCK FREQUENCY – Hz
1.00E+08
CODE
Figure 8. THD vs. Clock Frequency
Figure 11. Grounded Input Histogram
30
20
1.01
F
F
= 1MHz
= 32MHz
CLOCK = 32MHz
IN
S
10
FUND
1.009
0
–10
–20
1.008
1.007
1.006
–30
–40
–50
2nd
3rd
–60
–70
9th
5th
7th
8th
6th
–80
4th
–90
–100
–110
–120
1.005
–50
–30
–10
10
30
50
70
90
0E+0
4E+6
8E+6
12E+6
16E+6
SINGLE-TONE FREQUENCY DOMAIN
TEMPERATURE – °C
Figure 12. Single-Tone Frequency Domain
Figure 9. Voltage Reference Error vs. Temperature
REV. E
–7–
ADI [ ADI ]
