AD9772A
Typical AC Characterization Curves
90
0dBFS
(AVDD = 3.3 V, CLKVDD = 3.3 V, PLLVDD = 0 V, DVDD = 3.3 V, I
OUTFS
= 20 mA,
PLL Disabled.)
70
–6dBFS
65
–6dBFS
0
IN-BAND OUT-OF-
BAND
85
80
AMPLITUDE – dBm
–20
SFDR – dBc
60
SFDR – dBc
0dBFS
–12dBFS
75
70
–12dBFS
65
60
55
50
45
40
35
30
–40
–60
–80
55
–100
50
0
20
40
80
f
OUT
– MHz
60
100
120
0
5
10
15
20
25
30
0
5
10
15
20
25
30
f
OUT
– MHz
f
OUT
– MHz
TPC 1. Single-Tone Spectral Plot @
f
DATA
= 65 MSPS with f
OUT
= f
DATA
/3
TPC 2. In-Band SFDR vs. f
OUT
@ f
DATA
= 65 MSPS
TPC 3. Out-of-Band SFDR vs.
f
OUT
@ f
DATA
= 65 MSPS
90
–6dBFS
70
–6dBFS
65
60
0dBFS
–12dBFS
0 IN-BAND
OUT-OF-
BAND
85
80
AMPLITUDE – dBm
AMPLITUDE – dBm
15
20
25
30
35
–20
–40
SFDR – dBc
75
70
65
60
–12dBFS
0dBFS
55
50
45
40
35
30
–60
–80
55
–100
50
0
50
100
FREQUENCY – MHz
150
0
5
10
0
5
10
15
20
25
30
35
f
OUT
– MHz
f
OUT
– MHz
TPC 4. Single-Tone Spectral Plot @
f
DATA
= 78 MSPS with f
OUT
= f
DATA
/3
TPC 5. In-Band SFDR vs. f
OUT
@ f
DATA
= 78 MSPS
TPC 6. Out-of-Band SFDR vs.
f
OUT
@ f
DATA
= 78 MSPS
90
70
0dBFS
–6dBFS
65
60
0
IN-BAND OUT-OF-
BAND
AMPLITUDE – dBm
85
80
75
70
AMPLITUDE – dBm
AMPLITUDE – dBm
–20
55
50
45
40
–12dBFS
35
30
–6dBFS
0dBFS
–40
–12dBFS
65
60
–60
–80
55
–100
0
50
100
150
200
250
FREQUENCY – MHz
300
50
0
10
20
30
40
50
60
0
10
20
30
40
50
60
70
f
OUT
– MHz
f
OUT
– MHz
TPC 7. Single-Tone Spectral Plot
@ f
DATA
= 160 MSPS with f
OUT
= f
DATA
/3
TPC 8. In-Band SFDR vs. f
OUT
@ f
DATA
= 160 MSPS
TPC 9. Out-of-Band SFDR vs.
f
OUT
@ f
DATA
= 160 MSPS
REV. A
–9–
AD [ ANALOG DEVICES ]
