1700MHz to 3000MHz High-Linearity,
Low LO Leakage Base-Station Rx/Tx Mixer
Typical Operating Characteristics (continued)
(MAX2043 Typical Application Circuit, C2 not installed, RFTAP = GND, VCC = +5.0V, PLO = 0dBm, LOSEL = “0” (LO2 selected), PRF =
0dBm, fLO > fRF, fIF = 200MHz, unless otherwise noted.)
Downconverter Curves
LO SWITCH ISOLATION vs. LO FREQUENCY
60
LO SWITCH ISOLATION vs. LO FREQUENCY
60
LO SWITCH ISOLATION vs. LO FREQUENCY
60
TC = -40°C
50
50
50
TC = +85°C
40
TC = +25°C
40
PLO = -3dBm, 0dBm, +3dBm
40
VCC = 4.75V, 5.0V, 5.25V
30
1500 1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
30
1500
1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
30
1500 1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
-20
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
-20
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
-20
TC = +25°C
-30
TC = -40°C
-30
-30
-40
TC = +85°C
PLO = -3dBm, 0dBm, +3dBm
-40
-40
VCC = 4.75V, 5.0V, 5.25V
-50
1700
1900
2100
2300
2500
LO FREQUENCY (MHz)
-50
1700
1900
2100
2300
2500
LO FREQUENCY (MHz)
-50
1700
1900
2100
2300
2500
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT vs. LO FREQUENCY
0
-10
-20
TC = +85°C
-30
TC = +25°C
-40
-50
-60
-70
TC = -40°C
-80
1500 1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT vs. LO FREQUENCY
0
-10
-20
-30
PLO = +3dBm
-40
-50
PLO = 0dBm
-60
-70
PLO = -3dBm
-80
1500 1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT vs. LO FREQUENCY
0
-10
-20
-30
-40
-50
-60
VCC = 4.75V, 5.0V, 5.25V
-70
-80
1500 1700 1900 2100 2300 2500
LO FREQUENCY (MHz)
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