
High-Gain Vector Multipliers
MAX2046 ELECTRICAL CHARACTERISTICS (continued)
( Typical Operating Circuit as shown in Figure 1; V CC = 4.75V to 5.25V, T A = -40 ° C to +85 ° C, R BIAS = 280 ? , f IN = 1.9GHz, input cur-
rent range = 0 to 4mA (if using a current-mode DAC), and differential input voltage range = 0 to 0.707V (if using a voltage-mode
DAC). If using a current-mode DAC, voltage mode I/Q inputs are left open. If using a voltage-mode DAC, all current-mode I/Q inputs
are left open. Typical values are at V CC = 5V and T A = +25 ° C, unless otherwise noted.) (Notes 1, 2, 3)
PARAMETER
Phase Flatness Over Frequency
CONDITIONS
PCS, f IN = 1960MHz
Electrical delay removed, ± 100MHz
VI = VQ = 0.707V (radius = 1V) DCS, f IN = 1842.5MHz
± 100MHz
MIN
TYP
± 1.3
± 1.2
MAX
UNITS
Degrees
VI = VQ = 0.707V (radius = 1V)
-146.8
Output Noise Power
IP1dB
IIP3
VI = VQ = 0.5V (radius = 0.707V)
VI = VQ = 0.25V (radius = 0.35V)
VI = VQ = 0.125V (radius = 0.175V)
VI = VQ = 0.707V (radius = 1V)
VI = VQ = 0.125V (radius = 0.175V)
VI = VQ = 0.707V (radius = 1V)
VI = VQ = 0.125V (radius = 0.175V)
-147.4
-147.4
-147.3
6.5
9.1
15.2
14.8
dBm/Hz
dBm
dBm
CURRENT MODE
Power Gain (Note 4)
Power-Gain Range
II1 = IQ1 = 4mA, II2 = IQ2 = 0mA
II1 = IQ1 = 1mA, II2 = IQ2 = 0mA
Difference in gain between II1 = IQ1 = 4mA, II2 = IQ2 =
0mA and II1 = IQ1 = 1mA, II2 = IQ2 = 0mA
6.6
-8.2
14.8
dB
dB
Gain Flatness Over Frequency
Phase Flatness Over Frequency
II1 = IQ1 = 4mA, II2 = IQ2 =
0mA
Electrical delay removed,
II1 = IQ1 = 4mA,
II2 = IQ2 = 0mA
PCS, f IN = 1960MHz
± 100MHz
DCS, f IN = 1842.5MHz
± 100MHz
PCS, f IN = 1960MHz
± 100MHz
DCS, f IN = 1842.5MHz
± 100MHz
± 0.14
± 0.33
± 0.8
± 1.6
dB
Degrees
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