Rainbow Electronics MAX5184 - Manual (Page 13)

MAX5181/MAX5184
10-Bit, 40MHz, Current/Voltage-Output DACs
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Figure 7. Using the MAX5181/MAX5184 for I/Q Signal Reconstruction
BP
FILTER
DV DD AV DD
CARRIER
FREQUENCY
MAX2452
IF
10
Q COMPONENT
BP
FILTER
DV DD AV DD +3V
10
DIGITAL
SIGNAL
PROCESSOR
QUADRATURE
MODULATOR
I COMPONENT
0 °
90 °
Σ
+3V
MAX5181
MAX5184
MAX5181
MAX5184
400 Ω*
400 Ω*
REN AGND DGND
+5V
-5V
402 Ω
402 Ω
402 Ω
402 Ω
OUTP CLK
OUTN
0.1 µF
DV DD AV
DD
AV DD
R SET **
OUTPUT
*400 Ω RESISTORS INTERNAL TO MAX5184 ONLY. **MAX5181 ONLY
MAX5181
MAX5184
10 µF +3V
+
+
+3V
0.1 µF 0.1 µF
0.1 µF
REFR
REFO
CREF
D0–D9
10 µF
MAX4108
Figure 6. Differential to Single-Ended Conversion Using a Low-Distortion Amplifier