Datasheet

REV. B
–9–
AD9755
A
OUT
(dBm)
90
70
40
–6–16
SFDR (dBc)
80
60
50
–14 –12 –10 –8 –4 –2 0–18–20
60MHz/61MHz
@ 300MSPS
26MHz/27MHz
@ 130MSPS
40MHz/41MHz
@ 200MSPS
TPC 11. Two-Tone IMD (Third Order
Products) vs. A
OUT
@ f
OUT
= f
DAC
/5
f
OUT
(MHz)
75
65
50
160200
SFDR (dBc)
70
60
55
40 60 80 100 120
45
40
140
I
OUTFS
= 20mA
I
OUTFS
= 10mA
I
OUTFS
= 5mA
TPC 14. SFDR vs. I
OUTFS
, f
DAC
=
300 MSPS @ 0 dBFS
CODE
20480
DNL (LSB)
–1
0
1
2
4096
6144
8192
10240 14336
12288 16383
TPC 17. Typical DNL
A
OUT
(dBm)
90
70
40
–6–16
SFDR (dBc)
80
60
50
–14 –12 –10 –8 –4 –2 0–18–20
60MHz/61MHz
@ 300MSPS
26MHz/27MHz
@ 130MSPS
40MHz/41MHz
@ 200MSPS
TPC 12. Two-Tone IMD (to Nyquist)
vs. A
OUT
@ f
OUT
= f
DAC
/5
TEMPERATURE
(
ⴗC
)
75
65
50
90–30–50
SFDR (dBc)
70
60
55
–10 10 30 50
45
40
70
80
10MHz
40MHz
120MHz
80MHz
TPC 15. SFDR vs. Temperature,
f
DAC
= 300 MSPS @ 0 dBFS
FREQUENCY (MHz)
–10
–30
–80
200
AMPLITUDE (dBm)
–20
–40
–70
40 60 100 120
–90
–100
140
0
–50
–60
80
f
DAC
= 300MSPS
f
OUT1
= 24MHz
f
OUT2
= 25MHz
f
OUT3
= 26MHz
f
OUT4
= 27MHz
f
OUT5
= 28MHz
f
OUT6
= 29MHz
f
OUT7
= 30MHz
f
OUT8
= 31MHz
SFDR = 58dBc
MAGNITUDE = 0dBFS
TPC 18. Eight-Tone SFDR @ f
OUT
≈
f
DAC
/11, f
DAC
= 300 MSPS
A
OUT
(dBm)
90
70
40
–6–16
SFDR (dBc)
80
60
50
–14 –12 –10 –8 –4 –2 0–18–20
18.18MHz/19.18MHz
@ 200MSPS
11.82MHz/12.82MHz
@ 130MSPS
27.27MHz/28.27MHz
@ 300MSPS
TPC 10. Two-Tone IMD (to Nyquist)
vs. A
OUT
@ f
OUT
= f
DAC
/11
f
DAC
(MHz)
90
70
85
30050
SINAD (dBm)
80
60
50
100 150 200 250
75
65
55
TPC 13. SINAD vs. f
DAC
@ f
OUT
=
10 MHz, 0 dBFS
CODE
0
0
INL (LSB)
0.5
2048
–2.0
2.0
1.0
–1.5
–1.0
–0.5
1.5
4096 8192
6144
12288
10240 14336
16383
TPC 16. Typical INL