Datasheet

REV. B
AD9764
–8–
dBc
–70
–75
–95
000.0E+0 40.0E+6 80.0E+6 120.0E+6
–80
–85
–90
2ND HARMONIC
3RD HARMONIC
4TH HARMONIC
Figure 12. THD vs. f
CLOCK
@
f
OUT
= 2 MHz
CODE
ERROR – LSB
2.0
–2.0
0 160004000 8000 12000
1.5
0.0
–0.5
–1.0
–1.5
1.0
0.5
Figure 15. Typical INL
000.0E+0 7.5E+6 15.0E+6 22.5E+6
10dB – Div
0
–10
–90
–50
–60
–70
–80
–20
–40
–30
f
CLK
= 50MSPS
f
OUT
= 1.25MHz
SFDR = 78dBc
AMPLITUDE = 0dBFS
Figure 18. Single-Tone SFDR
f
CLOCK
– MSPS
SNR – dB
85
80
60
0 10 100
20 30 40 50 60 70 80 90
75
70
65
I
OUTFS
= 5mA,
DVDD = +5V
I
OUTFS
= 5mA,
DVDD = +3V
I
OUTFS
= 10mA,
DVDD = +5V
I
OUTFS
= 10mA,
DVDD = +3V
I
OUTFS
= 20mA,
DVDD = +5V
I
OUTFS
= 20mA,
DVDD = +3V
Figure 13. SNR vs. f
CLOCK
@ f
OUT
=
2.0 MHz
CODE
ERROR – LSB
2.0
–1.0
0 16000
4000 8000 12000
1.5
1.0
0.5
0.0
–0.5
Figure 16. Typical DNL
0E+0 25E+65E+6 10E+6 15E+6 20E+6
10dB – Div
0
–10
–90
–50
–60
–70
–80
–20
–40
–30
f
CLK
= 50MSPS
f
OUT1
= 6.75MHz
f
OUT2
= 7.25MHz
SFDR = 69dBc
AMPLITUDE = 0dBFS
Figure 19. Dual-Tone SFDR
OUTPUT FREQUENCY – MHz
SFDR – dBc
80
70
50
1 10 100
60
I
DIFF
@ 0dBFS
I
DIFF
@ –6dBFS
I
A
@ 0dBFS
I
A
@ –6dBFS
Figure 14. Differential vs. Single-
Ended SFDR vs. f
OUT
@ 50 MSPS
TEMPERATURE – 8C
SFDR – dBc
80
75
50
–40 –20 80
60
70
65
60
55
40200
2.5MHz
10MHz
40MHz
Figure 17. SFDR vs. Temperature
@ 100 MSPS, 0 dBFS
10dB – Div
0
–70
–100
–10
–60
–80
–90
–40
–50
–20
–30
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 20. Four-Tone SFDR