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MAX2022
High-Dynamic-Range, Direct Up/
Downconversion 1500MHz to 3000MHz
Quadrature Modulator/Demodulator
MODULATOR
Typical Operating Characteristics (continued)
(MAX2022 Typical Application Circuit , 50? LO input, R1 = 432?, R2 = 562?, R3 = 301?, V CC = 5V, P LO = 0dBm, f LO = 2140MHz,
V I = V Q  = 109mV P-P differential, f IQ  = 1MHz, I/Q differential inputs driven from a 100? differential DC-coupled source, common-mode 
input from 0V, T C = +25°C, unless otherwise noted.)
60
50
40
IMAGE REJECTION vs. LO FREQUENCY
f BB = 1MHz, V I = V Q = 112mV P-P
T C = -40°C, +25°C, +85°C
60
50
40
IMAGE REJECTION vs. LO FREQUENCY
f BB = 1MHz, V I = V Q = 112mV P-P
P LO = -3dBm
P LO = 0dBm
60
50
40
IMAGE REJECTION vs. LO FREQUENCY
f BB = 1MHz, V I = V Q = 112mV P-P
V CC = 4.75, 5.0V, 5.25V
30
20
10
30
20
10
P LO = +3dBm
30
20
10
0
1.5
1.7
1.9
2.1
2.3
2.5
0
1.5
1.7
1.9
2.1
2.3
2.5
0
1.5
1.7
1.9
2.1
2.3
2.5
LO FREQUENCY (GHz)
LO FREQUENCY (GHz)
LO FREQUENCY (GHz)
-150
-155
-160
-165
-170
OUTPUT NOISE vs. OUTPUT POWER
P LO = 0dBm, f LO = 1960MHz
T C = -40°C
T C = +25°C
T C = +85°C
-156
-160
-164
-168
-172
OUTPUT NOISE vs. OUTPUT POWER
P LO = 0dBm, f LO = 2140MHz
T C = +85°C
T C = +25°C
-14
-15
-16
-17
-18
-19
-20
-21
IF FLATNESS
vs. BASEBAND FREQUENCY
f LO - f IQ
f LO + f IQ
-175
-180
-25
-20
-15
-10
-5
0
5
10
-176
-180
-25
T C = -40°C
-20 -15
-10
-5
0
5
10
-22
-23
-24
0
f LO = 1960MHz, P BB = -12dBm/PORT INTO 50?
20 40 60 80 100
OUTPUT POWER (dBm)
OUTPUT POWER (dBm)
BASEBAND FREQUENCY (MHz)
-14
-15
-16
-17
-18
IF FLATNESS
vs. BASEBAND FREQUENCY
f LO - f IQ
45.0
44.5
44.0
43.5
BASEBAND DIFFERENTIAL INPUT
RESISTANCE vs. BASEBAND FREQUENCY
V CC = 4.75V
44.5
44.0
BASEBAND DIFFERENTIAL INPUT
RESISTANCE vs. BASEBAND FREQUENCY
P LO = +3dBm
-19
-20
-21
-22
-23
-24
0
f LO + f IQ
f LO = 2140MHz, P BB = -12dBm/PORT INTO 50?
20 40 60 80 100
43.0
42.5
42.0
41.5
41.0
0
V CC = 5.25V
f LO = 2GHz, P LO = 0dBm
20 40
V CC = 5.0V
60 80
100
43.5
43.0
42.5
0
P LO = 0dBm
f LO = 2GHz, V CC = 5.0V
20 40
P LO = -3dBm
60 80
100
BASEBAND FREQUENCY (MHz)
www.maximintegrated.com
BASEBAND FREQUENCY (MHz)
BASEBAND FREQUENCY (MHz)
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