Datasheet

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Amplitude − dBFS
40
45
50
55
60
65
70
75
80
85
90
−35 −30 −25 −20 −15 −10 −5 0
IMD3 − dBC
G009
f
data
= 125 MSPS
f
in
= −30 MHz +0.5 MHz Complex
IF = 95 MHz
y4L Interpolation
CMIX
PLL Off
f − Frequency − MHz
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
10 15 20 25 30
f
data
= 125 MSPS
f
in
= 20 MHz
+0.5 MHz Real
IF = 20 MHz
y4 Interpolation
PLL Off
P − Power − dBm
G010
f − Frequency − MHz
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
85 90 95 100 105
f
data
= 125 MSPS
f
in
= −30 MHz
+0.5 MHz Complex
IF = 95 MHz
y4L Interpolation
CMIX
PLL Off
P − Power − dBm
G011
IF − Intermediate Frequency − MHz
50
55
60
65
70
75
80
85
90
0 50 100 150 200 250
f
data
= 122.88 MSPS
Baseband Input
DV
DD
= 1.8 V
ACLR − dBc
G012
PLL On
PLL Off
DAC5687
SLWS164E – FEBRUARY 2005 – REVISED SEPTEMBER 2006
Typical Characteristics (continued)
Figure 9. Two-Tone IMD vs Amplitude Figure 10. Two-Tone IMD Spectral Plot
Figure 11. Two-Tone IMD Spectral Plot Figure 12. WCDMA ACLR vs Intermediate Frequency
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