
MAX2042A
SiGe High-Linearity, 1600MHz to 3900MHz
Upconversion/Downconversion Mixer with LO Buffer
Typical Operating Characteristics
( Typical Application Circuit with tuning elements outlined in Table 1 , V CC = 5.0V, f RF = 2000MHz to 2900MHz, LO is high-side
injected for a 300MHz IF, P RF = 0dBm, P LO = 0dBm, T C = +25 N C, unless otherwise noted.)
9
CONVERSION LOSS vs. RF FREQUENCY
T C = +85°C
9
CONVERSION LOSS vs. RF FREQUENCY
9
CONVERSION LOSS vs. RF FREQUENCY
8
7
6
5
T C = +25°C
T C = -40°C
8
7
6
5
P LO = -6dBm, -3dBm, 0dBm, +3dBm
8
7
6
5
V CC = 4.75V, 5.0V, 5.25V
2000
2300
2600
2900
2000
2300
2600
2900
2000
2300
2600
2900
40
35
RF FREQUENCY (MHz)
INPUT IP3 vs. RF FREQUENCY
P RF = 0dBm/TONE
T C = +25°C
T C = -40°C
40
35
RF FREQUENCY (MHz)
INPUT IP3 vs. RF FREQUENCY
P RF = 0dBm/TONE
P LO = -3dBm, 0dBm, +3dBm
40
35
RF FREQUENCY (MHz)
INPUT IP3 vs. RF FREQUENCY
P RF = 0dBm/TONE
V CC = 5.25V
V CC = 5.0V
30
T C = +85°C
30
P LO = -6dBm
30
V CC = 4.75V
25
25
25
2000
2300
2600
2900
2000
2300
2600
2900
2000
2300
2600
2900
75
RF FREQUENCY (MHz)
2LO - 2RF RESPONSE vs. RF FREQUENCY
75
RF FREQUENCY (MHz)
2LO - 2RF RESPONSE vs. RF FREQUENCY
75
RF FREQUENCY (MHz)
2LO - 2RF RESPONSE vs. RF FREQUENCY
70
T C = +85°C
T C = +25°C
P RF = 0dBm
70
P LO = +3dBm
P RF = 0dBm
70
P RF = 0dBm
P LO = 0dBm
65
T C = -40°C
65
65
60
55
60
55
P LO = -3dBm
60
55
V CC = 4.75V, 5.0V, 5.25V
P LO = -6dBm
50
50
50
2000
2300
2600
2900
2000
2300
2600
2900
2000
2300
2600
2900
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
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