Datasheet

Data Sheet AD9737A/AD9739A
Rev. | Page 17 of 64
AC (MIX-MODE)
f
DAC
= 2.1 GSPS, I
OUTFS
= 20 mA, nominal supplies, T
A
= 25°C, unless otherwise noted.
09616-127
30
40
35
0 1000
SFDR (dBc)
f
OUT
(MHz)
45
50
55
60
65
70
75
80
85
90
100 200 300 400 500 600 700 800 900
+85°C
–40°C
+25°C
Figure 27. SFDR vs. f
OUT
over Temperature
09616-128
40
0 1000
IMD (dBc)
f
OUT
(MHz)
45
50
55
60
65
70
75
80
85
90
95
100
100 200 300 400 500 600 700 800 900
–40°C
+25°C
+85°C
Figure 28. IMD vs. f
OUT
over Temperature
09616-129
–170
–168
–166
–164
–162
–160
–158
–156
–154
–152
–150
0 200 400 600 800 1000100 300 500 700 900
f
OUT
(MHz)
NSD (dBm/Hz)
+25°C
+85°C
Figure 29. Single-Tone NSD vs. f
OUT
over Temperature
09616-130
–170
–168
–166
–164
–162
–160
–158
–156
–154
–152
–150
0 200 400 600 800 1000100 300 500 700 900
f
OUT
(MHz)
NSD (dBm/Hz)
+25°C
+85°C
Figure 30. Eight-Tone NSD vs. f
OUT
over Temperature
SPAN 54.68MHz
SWEEP 1.509s
CENTER 350MHz
#RES BW 30kHz
UPPER
FILTER
ON
ON
ON
ON
ON
dBc
–79.73
–80.21
–80.85
–81.41
–81.46
dBc
–80.51
–81.11
–81.67
–81.61
–82.19
dBm
–92.90
–93.38
–94.01
–94.58
–94.63
LOWER
dBm
–93.67
–94.27
–94.84
–94.77
–95.35
INTEG BW
3.840MHz
3.840MHz
3.840MHz
3.840MHz
3.840MHz
OFFSET FREQ
5.000MHz
10.00MHz
15.00MHz
20.00MHz
25.00MHz
CARRIER POWER –13.167dBm/3.84MHz ACP-IBW
10dB/DIV
–35
–45
–55
–65
–75
–85
–95
–105
–115
09616-131
VBW 3kHz
–81.4dBc–81.1dBc
–80.5dBc –13.2dBm
–80.8dBc
–80.2dBc
–79.7dBc –81.5dBc
–81.6dBc–82.2dBc
–81.7dBc
Figure 31. Single-Carrier WCDMA at 350 MHz, f
DAC
= 2457.6 MSPS
–50
–55
–60
–65
–70
–75
–80
–85
–90
0 200 400 600 800 140012001000
ACLR (dBc)
f
OUT
(MHz)
09616-226
FIRST ADJ CH
FIFTH ADJ CH
SECOND ADJ CH
Figure 32. Single-Carrier WCDMA ACLR vs. f
OUT
at 2457.6 MSPS
C