
SiGe High-Linearity, 2000MHz to 3000MHz
Upconversion/Downconversion Mixer with LO Buffer
Typical Operating Characteristics (continued)
( Typical Application Circuit with tuning elements outlined in Table 2, V CC = +3.3V , f RF = f LO + f IF , f IF = 200MHz, P IF = 0dBm, P LO =
0dBm, T C = +25 N C, unless otherwise noted.)
+3.3V Upconverter Curves
85
LO + 2IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
85
LO + 2IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
85
LO + 2IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
75
T C = +85°C
75
P LO = +3dBm
75
V CC = 3.0V, 3.3V, 3.6V
65
65
65
55
T C = +25°C
55
P LO = 0dBm
55
T C = -40°C
P LO = -3dBm
45
2000
2200
2400
2600
2800
3000
45
2000
2200
2400
2600
2800
3000
45
2000
2200
2400
2600
2800
3000
90
RF FREQUENCY (MHz)
LO - 3IF RESPONSE vs. RF FREQUENCY
90
RF FREQUENCY (MHz)
LO - 3IF RESPONSE vs. RF FREQUENCY
90
RF FREQUENCY (MHz)
LO - 3IF RESPONSE vs. RF FREQUENCY
80
70
T C = +85°C
P IF = 0dBm
80
70
P IF = 0dBm
80
70
V CC = 3.6V
V CC = 3.3V
P IF = 0dBm
T C = -40°C
60
T C = +25°C
60
P LO = -3dBm, 0dBm, +3dBm
60
V CC = 3.0V
50
50
50
2000
2200
2400
2600
2800
3000
2000
2200
2400
2600
2800
3000
2000
2200
2400
2600
2800
3000
90
RF FREQUENCY (MHz)
LO + 3IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
90
RF FREQUENCY (MHz)
LO + 3IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
90
RF FREQUENCY (MHz)
LO + 3IF RESPONSE vs. RF FREQUENCY
P IF = 0dBm
80
T C = -40°C
80
80
V CC = 3.6V
70
70
70
60
T C = +85°C
T C = +25°C
60
P LO = -3dBm, 0dBm, +3dB m
60
V CC = 3.3V
50
40
50
40
50
40
V CC = 3.0V
2000
2200
2400
2600
2800
3000
2000
2200
2400
2600
2800
3000
2000
2200
2400
2600
2800
3000
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
20
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