AD9054A
–10–
rev. b
T
C
–
C
–
40
–
70
–
60 100
–
40
–
20 0 20 40 60 80
–
45
–
50
–
55
–
60
–
65
dB
70MHz
50MHz
20MHz
图示 21. 2nd 调和的 vs. 温度: f
S
= 200 msps
T
C
–
C
–
40
–
70
–
60 100
–
40
–
20 0 20 40 60 80
–
45
–
50
–
55
–
60
–
65
dB
70MHz
50MHz
20MHz
图示 22. 3rd 调和的 vs. 温度: f
S
= 135 msps
T
C
–
C
–
40
–
70
–
60 100
–
40
–
20 0 20 40 60 80
–
45
–
50
–
55
–
60
–
65
dB
70MHz
50MHz
20MHz
图示 23. 3rd 调和的 vs. 温度: f
S
= 200 msps
f
在
–
MHz
dB
0
–
3
–
6
0 50050 100 150 200 250 300 350 400 450
–
1
–
2
–
4
–
5
nyquist 频率
100MHz
图示 24. 频率 回馈: f
S
= 200 msps
MHz
dB
0 10010 20 30 40 50 60 70 80 90
0
–
10
–
90
–
50
–
60
–
70
–
80
–
30
–
40
–
20
基本的 =
–
0.5dbfs
snr = 45.8db
sinad = 45.2db
2nd 调和的 = 69.8db
3rd 调和的 = 61.6db
图示 25. spectrum: f
S
= 200 msps, f
在
= 19.7 mhz
MHz
dB
0 10010 20 30 40 50 60 70 80 90
0
–
10
–
90
–
50
–
60
–
70
–
80
–
30
–
40
–
20
基本的 =
–
0.5dbfs
snr = 44.6db
sinad = 37.6db
2nd 调和的 =
–
63.1db
3rd 调和的 =
–
39.1db
图示 26. spectrum: f
S
= 200 msps, f
在
= 70.1 mhz