AD9765AST(RevB) View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9765AST Datasheet PDF : 28 Pages
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AD9765
Typical Characterization Curves
(AVDD = +5 V, DVDD = +3.3 V, IOUTFS = 20 mA, 50 โ Doubly Terminated Load, Differential Output, TA = +25ุC, SFDR up to Nyquist, unless
otherwise noted.)
90
5MSPS
25MSPS
80
70
125MSPS
60
65MSPS
95
90
0dBFS
85
โ6dBFS
80
โ12dBFS
90
85
0dBFS
80
โ6dBFS
75
70
65
โ12dBFS
50
1
10
100
fOUT โ MHz
Figure 3. SFDR vs. fOUT @ 0 dBFS
75
1.00
1.25
1.50 1.75
fOUT โ MHz
2.00 2.25
Figure 4. SFDR vs. fOUT @ 5 MSPS
60
0
2
4
6
8
10 12
fOUT โ MHz
Figure 5. SFDR vs. fOUT @ 25 MSPS
85
80
0dBFS
75
โ6dBFS
70
โ12dBFS
65
60
55
50
0
5 10 15 20 25 30 35
fOUT โ MHz
Figure 6. SFDR vs. fOUT @ 65 MSPS
85
80
0dBFS
75
70
65
โ12dBFS
60
โ6dBFS
55
50
0
10 20 30 40 50 60 70
fOUT โ MHz
Figure 7. SFDR vs. fOUT @ 125 MSPS
85
80
IOUTFS = 10mA
75
IOUTFS = 20mA
70
IOUTFS = 5mA
65
60
55
50
0
5
10 15 20 25 30
fOUT โ MHz
Figure 8. SFDR vs. fOUT and IOUTFS
@ 65 MSPS and 0 dBFS
90
0.91MHz/10MSPS
85
2.27MHz/25MSPS
80
75
70
65
60
โ20
11.37MHz/125MSPS
5.91MHz/65MSPS
โ15
โ10
โ5
0
AOUT โ dBFS
Figure 9. Single-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/11
90
1MHz/5MSPS
85
2MHz/10MSPS
5MHz/25MSPS
80
75
70
13MHz/65MSPS
65
25MHz/125MSPS
60
55
โ20
โ15
โ10
โ5
0
AOUT โ dBFS
Figure 10. Single-Tone SFDR vs.
AOUT @ fOUT = fCLOCK/5
80
3.38/3.36MHz@25MSPS
0.965/1.035MHz@7MSPS
75
70
65
6.75/7.25MHz@65MSPS
60
16.9/18.1MHz@125MSPS
55
โ20
โ15
โ10
โ5
0
AOUT โ dBFS
Figure 11. Dual-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/7
REV. B
โ7โ
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