DAC5662-EP Datasheet, PDF (14/29 Pages) Texas Instruments – DUAL 12-BIT 200-MSPS DIGITAL-TO-ANALOG CONVERTER

DAC5662-EP
SGLS340A – JUNE 2006 – REVISED OCTOBER 2006
TYPICAL CHARACTERISTICS (continued)
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TWO-TONE SPECTRUM
0
f_data = 78 MSPS
f_OUT = 20.1 MHz
and 21.1 MHz
−20 _{Dual Bus Mode}
TWO-TONE SPECTRUM
0
f_data = 165 MSPS
f_OUT = 30.1 MHz
and 31.1 Mhz
−20 Dual Bus Mode
−40
−40
−60
−60
−80
−80
−100
19.0
19.5
20.0 20.5 21.0 21.5
f − Frequency − MHz
Figure 12.
22.0
G011
POWER
vs
FREQUENCY
−20
f_data = 122.88 MSPS
Baseband Signal
ACPR = 72 dB
−40
Dual Bus Mode
−100
29.0
29.5
30.0 30.5 31.0 31.5
f − Frequency − MHz
Figure 13.
32.0
G012
POWER
vs
FREQUENCY
−20
f_data = 122.88 MSPS
IF = 30.72 MHz
ACPR = 72 dB
−40 Dual Bus Mode
−60
−60
−80
−80
−100
−100
−120
0 1 2 3 4 5 6 7 8 9 10
f − Frequency − MHz
G013
Figure 14.
−120
18 20 22 24 26 28 30 32 34 36 38 40 42 44
f − Frequency − MHz
G014
Figure 15.
14
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