AD9238(RevA) Просмотр технического описания (PDF) - Analog Devices
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AD9238 Datasheet PDF : 24 Pages
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74
12.0
72
11.5
SINAD –20
70
SINAD –40
SINAD –65
68
0
20
40
CLOCK FREQUENCY
11.0
60
TPC 19. SINAD vs. FS with Nyquist Input
95
90
85
80
75
70
65
60
55
50
30
DCS ON – SFDR
DCS OFF – SFDR
DCS ON – SINAD
DCS OFF – SINAD
35
40
45
50
55
60
65
DUTY CYCLE – %
TPC 20. SINAD/SFDR vs. Clock Duty Cycle
84
82
SFDR
80
78
76
74
72
70
SINAD
68
66
–50
0
50
100
TEMPERATURE – C
TPC 21. SINAD/SFDR vs. Temperature with fIN = 32.5 MHz
AD9238
600
–65
500
400
–40
300
200
–20
100
0
10
20
30
40
50
60
SAMPLE RATE – MSPS
TPC 22. Analog Power Consumption vs. FS
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
500 1000 1500 2000 2500 3000 3500 4000
CODE
TPC 23. AD9238-65 Typical INL
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
500 1000 1500 2000 2500 3000 3500 4000
CODE
TPC 24. AD9238-65 Typical DNL
REV. A
–11–
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