
SiGe High-Linearity, 2000MHz to 3000MHz
Upconversion/Downconversion Mixer with LO Buffer
MAX2042
______________________________________________________________________________________ 17
Typical Operating Characteristics (continued)
(Typical Application Circuit with tuning elements outlined in Table 2, V
CC
= +5.0V, f
RF
= f
LO
+ f
IF
,
f
IF
= 200MHz, P
IF
= 0dBm, P
LO
=
0dBm, T
C
= +25NC, unless otherwise noted.)
+5.0V Upconverter Curves
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc87
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2600240022002000
-30
-25
-20
-35
1800 2800
T
C
= -40°C, +25°C, +85°C
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc88
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2600240022002000
-30
-25
-20
-35
1800 2800
P
LO
= -3dBm, 0dBm, +3dBm
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc89
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2600240022002000
-30
-25
-20
-35
1800 2800
V
CC
= 4.75V, 5.0V, 5.25V
IF LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc90
LO FREQUENCY (MHz)
IF LEAKAGE AT RF PORT (dBm)
2600240022002000
-80
-70
-60
-50
-40
-90
1800 2800
T
C
= -40°C
T
C
= +25°C
T
C
= +85°C
IF LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc91
LO FREQUENCY (MHz)
IF LEAKAGE AT RF PORT (dBm)
2600240022002000
-80
-70
-60
-50
-40
-90
1800 2800
P
LO
= -3dBm, 0dBm, +3dBm
IF LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc92
LO FREQUENCY (MHz)
IF LEAKAGE AT RF PORT (dBm)
2600240022002000
-80
-70
-60
-50
-40
-90
1800 2800
V
CC
= 5.0V, 5.25V
V
CC
= 4.75V
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