Datasheet
30
40
50
60
70
80
90
100
110
0 100 200 300 400 500 600
Output Frequency (MHz)
Interference Level (dBc)
Channel C
Channel D
Channel C/D Off
Channel A/B Active
G047
30
40
50
60
70
80
90
100
0 100 200 300 400 500 600
Output Frequency (dB)
SFDR (dBc)
BGA
MrQFN
G048
0
20
40
60
80
100
120
140
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
AVDD Current (mA)
G045
30
40
50
60
70
80
90
100
110
0 100 200 300 400 500 600
Output Frequency (MHz)
Interference Level (dBc)
Channel A
Channel B
Channel A/B Off
Channel C/D Active
G046
0
5
10
15
20
25
30
35
40
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
DACVDD Current (mA)
G043
0
10
20
30
40
50
60
70
80
90
100
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
CLKVDD Current (mA)
G044
DAC3484
SLAS749C –MARCH 2011–REVISED AUGUST 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
All plots are at 25°C, nominal supply voltage, f
DAC
= 1250 MSPS, 4x interpolation, NCO enabled, Mixer Gain disabled, QMC
enabled with gain set at 1446 for both I/Q channels, 0 dBFS digital input, 20 mA full-scale output current with 4:1 transformer
(unless otherwise noted)
Figure 43. DACVDD CURRENT vs f
DAC
Figure 44. CLKVDD CURRENT vs f
DAC
Figure 45. AVDD CURRENT vs f
DAC
Figure 46. CHANNEL ISOLATION vs OUTPUT FREQUENCY
Figure 47. CHANNEL ISOLATION vs OUTPUT FREQUENCY Figure 48. SFDR vs Output Frequency
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