AD9764
–70
85
I
OUTFS
= 20mA,
DVDD = +3V
I
OUTFS
= 20mA,
DVDD = +5V
I
OUTFS
= 10mA,
DVDD = +3V
I
OUTFS
= 10mA,
DVDD = +5V
80
I
DIFF
@ –6dBFS
–75
2ND HARMONIC
SNR – dB
–80
dBc
3RD HARMONIC
–85
4TH HARMONIC
75
80
SFDR – dBc
70
I
A
@ –6dBFS
I
DIFF
@ 0dBFS
60
I
A
@ 0dBFS
50
1
70
–90
–95
000.0E+0
40.0E+6
80.0E+6
120.0E+6
65 I
OUTFS
= 5mA,
DVDD = +3V
I
OUTFS
= 5mA,
DVDD = +5V
60
0 10 20 30 40 50 60 70 80 90 100
f
CLOCK
– MSPS
10
OUTPUT FREQUENCY – MHz
100
Figure 12. THD vs. f
CLOCK
@
f
OUT
= 2 MHz
Figure 13. SNR vs. f
CLOCK
@ f
OUT
=
2.0 MHz
Figure 14. Differential vs. Single-
Ended SFDR vs. f
OUT
@ 50 MSPS
2.0
1.5
1.0
ERROR – LSB
ERROR – LSB
2.0
80
1.5
1.0
0.5
0.0
SFDR – dBc
75
70
65
60
55
2.5MHz
0.5
0.0
–0.5
–1.0
10MHz
–0.5
–1.5
–2.0
0
–1.0
4000
8000
CODE
12000
16000
0
4000
8000
CODE
12000
16000
40MHz
50
–40
–20
0
20
40
60
TEMPERATURE – C
80
Figure 15. Typical INL
Figure 16. Typical DNL
Figure 17. SFDR vs. Temperature
@ 100 MSPS, 0 dBFS
0
–10
–20
–30
10dB – Div
10dB – Div
–40
–50
–60
–70
–80
–90
000.0E+0
7.5E+6
15.0E+6
22.5E+6
f
CLK
= 50MSPS
f
OUT
= 1.25MHz
SFDR = 78dBc
AMPLITUDE = 0dBFS
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
0E+0
5E+6
10E+6
15E+6 20E+6
25E+6
f
CLK
= 50MSPS
f
OUT1
= 6.75MHz
f
OUT2
= 7.25MHz
SFDR = 69dBc
AMPLITUDE = 0dBFS
10dB – Div
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
000.0E+0
7.5E+6
15.0E+6
22.5E+6
f
CLK
= 50MSPS
f
OUT1
= 6.25MHz
f
OUT2
= 6.75MHz
f
OUT3
= 7.25MHz
f
OUT4
= 7.75MHz
SFDR = 66dBc
AMPLITUDE = 0dBFS
Figure 18. Single-Tone SFDR
Figure 19. Dual-Tone SFDR
Figure 20. Four-Tone SFDR
–8–
REV. B
AD [ ANALOG DEVICES ]
