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0
100
200
300
400
500
600
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
DIGVDD Current (mA)
1x Interpolation
2x Interpolation
4x Interpolation
8x Interpolation
16x Interpolation
Bandbase Input = 0 MHz
NCO Enabled w/ 5 MHz Mixing
QMC Enabled
G041
0
20
40
60
80
100
120
140
160
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
DIGVDD Current (mA)
NCO Enabled
QMC Enabled
G042
0
20
40
60
80
100
120
140
160
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
Power Consumption (mW)
NCO Enabled
QMC Enabled
G039
0
100
200
300
400
500
600
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
DIGVDD Current (mA)
1x Interpolation
2x Interpolation
4x Interpolation
8x Interpolation
16x Interpolation
Bandbase Input = 5 MHz
NCO Disabled
QMC Disabled
CMIX Disabled
G040
0
200
400
600
800
1000
1200
1400
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
Power Consumption (mW)
1x Interpolation
2x Interpolation
4x Interpolation
8x Interpolation
16x Interpolation
Bandbase Input = 5 MHz
NCO Disabled
QMC Disabled
CMIX Disabled
G037
0
200
400
600
800
1000
1200
1400
0 200 400 600 800 1000 1200
f
DAC
(MSPS)
Power Consumption (mW)
1x Interpolation
2x Interpolation
4x Interpolation
8x Interpolation
16x Interpolation
Bandbase Input = 0 MHz
NCO Enabled w/ 5 MHz Mixing
QMC Enabled
G038
DAC3484
www.ti.com
SLAS749C –MARCH 2011–REVISED AUGUST 2012
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 37. POWER CONSUMPTION vs f
DAC
OVER Figure 38. POWER CONSUMPTION vs f
DAC
OVER
INTERPOLATION INTERPOLATION
Figure 39. POWER CONSUMPTION vs f
DAC
OVER DIGITAL Figure 40. DIGVDD CURRENT vs f
DAC
OVER
PROCESSING FUNCTIONS INTERPOLATION
Figure 41. DIGVDD CURRENT vs f
DAC
OVER Figure 42. DIGVDD CURRENT vs f
DAC
OVER DIGITAL
INTERPOLATION PROCESSING FUNCTIONS
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