AD9764 데이터 시트보기 (PDF) - Analog Devices
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AD9764 Datasheet PDF : 22 Pages
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AD9764
Typical AC Characterization Curves
(AVDD = +5 V, DVDD = +3 V, IOUTFS = 20 mA, 50 ⍀ Doubly Terminated Load, Differential Output, TA = +25؇C, SFDR up to Nyquist, unless otherwise noted)
90
85
5 MSPS
80
75 25 MSPS
50 MSPS
70
65
100 MSPS
60
55
50
45
40
0.1
1
10
100
FREQUENCY – MHz
Figure 3. SFDR vs. fOUT @ 0 dBFS
90
85
0dBFS
80
–6dBFS
75
–12dBFS
70
65
60
55
50
45
40
0
0.5
1.0 1.5
2.0
2.5
FREQUENCY – MHz
Figure 4. SFDR vs. fOUT @ 5 MSPS
90
85
–6dBFS
80
–12dBFS
75
70
65
0dBFS
60
55
50
45
40
0
2
4
6
8
10 12
FREQUENCY – MHz
Figure 5. SFDR vs. fOUT @ 25 MSPS
90
85
80
–6dBFS
75
–12dBFS
70
65
60
0dBFS
55
50
45
40
0
5
10
15
20
25
FREQUENCY – MHz
Figure 6. SFDR vs. fOUT @ 50 MSPS
90
85
80
75
–6dBFS
70
65
–12dBFS
60
55
0dBFS
50
45
40
0
10
20
30
40
50
FREQUENCY – MHz
Figure 7. SFDR vs. fOUT @100 MSPS
90
85
10mA @ 5V
80
20mA @ 5V
5mA @ 5V
75
70
65
60
55
50
0.0
20mA @ 3V
5mA @ 3V
10mA @ 3V
2.0
4.0
6.0 8.0 10.0
FREQUENCY – MHz
Figure 8. SFDR vs. fOUT and
IOUTFS @ 25 MSPS and 0 dBFS
90
455kHz @ 5 MSPS
80 2.27MHz @ 25 MSPS
70
60
9.09MHz @ 100 MSPS
4.55MHz @ 50 MSPS
50
–30 –25 –20 –15 –10 –5
0
AOUT – dBFS
Figure 9. Single-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/11
90
1MHz @ 5 MSPS
80
5MHz @ 25 MSPS
70
60
20MHz @ 100 MSPS
10MHz @ 50 MSPS
50
–30 –25 –20 –15 –10 –5 0
AOUT – dBFS
Figure 10. Single-Tone SFDR vs.
AOUT @ fOUT = fCLOCK/5
90
3.38/3.63MHz @ 25 MSPS
80
0.675/0.725MHz @ 5 MSPS
70
60
13.5/14.5MHz @ 100 MSPS
6.75/7.25 @ 50 MSPS
50
–30 –25 –20 –15 –10 –5
0
AOUT – dBFS
Figure 11. Dual-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/7
REV. C
–7–
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