Datasheet

MAX2022 High-Dynamic-Range, Direct Up/
Downconversion 1500MHz to 3000MHz
Quadrature Modulator/Demodulator
Maxim Integrated │ 7
www.maximintegrated.com
Typical Operating Characteristics (continued)
(MAX2022 Typical Application Circuit,50ΩLOinput,R1=432Ω,R2=562Ω,R3=301Ω,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100ΩdifferentialDC-coupledsource,common-mode
input from 0V, T
C
= +25°C, unless otherwise noted.)
MODULATOR
BASEBAND DIFFERENTIAL INPUT
RESISTANCE vs. BASEBAND FREQUENCY
BASEBAND DIFFERENTIAL INPUT RESISTANCE (Ω)
43.0
43.5
44.0
44.5
42.5
MAX2022 toc18
BASEBAND FREQUENCY (MHz)
6040 80200 100
f
LO
= 2GHz, V
CC
= 5.0V
P
LO
= -3dBm
P
LO
= +3dBm
P
LO
= 0dBm
BASEBAND DIFFERENTIAL INPUT
RESISTANCE vs. BASEBAND FREQUENCY
BASEBAND DIFFERENTIAL INPUT RESISTANCE (Ω)
41.5
42.0
42.5
43.0
43.5
44.0
44.5
45.0
41.0
MAX2022 toc17
BASEBAND FREQUENCY (MHz)
6040 80200 100
f
LO
= 2GHz, P
LO
= 0dBm
V
CC
= 5.0V
V
CC
= 4.75V
V
CC
= 5.25V
IF FLATNESS
vs. BASEBAND FREQUENCY
MAX2022 toc16
BASEBAND FREQUENCY (MHz)
IF POWER (dBm)
80604020
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-24
0 100
f
LO
= 2140MHz, P
BB
= -12dBm/PORT INTO 50Ω
f
LO
- f
IQ
f
LO
+ f
IQ
IF FLATNESS
vs. BASEBAND FREQUENCY
MAX2022 toc15
BASEBAND FREQUENCY (MHz)
IF POWER (dBm)
80604020
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-24
0 100
f
LO
= 1960MHz, P
BB
= -12dBm/PORT INTO 50Ω
f
LO
- f
IQ
f
LO
+ f
IQ
OUTPUT NOISE vs. OUTPUT POWER
AMX2022 toc14
OUTPUT POWER (dBm)
OUTPUT NOISE (dBm/Hz)
50-10 -5-15-20
-176
-172
-168
-164
-160
-156
-180
-25 10
P
LO
= 0dBm, f
LO
= 2140MHz
T
C
= -40°C
T
C
= +85°C
T
C
= +25°C
OUTPUT NOISE vs. OUTPUT POWER
AMX2022 toc13
OUTPUT POWER (dBm)
OUTPUT NOISE (dBm/Hz)
50-10 -5-15-20
-175
-170
-165
-160
-155
-150
-180
-25 10
P
LO
= 0dBm, f
LO
= 1960MHz
T
C
= +85°C
T
C
= -40°C
T
C
= +25°C
IMAGE REJECTION (dB)
10
20
30
40
50
60
0
IMAGE REJECTION vs. LO FREQUENCY
MAX2022 toc12
LO FREQUENCY (GHz)
2.32.11.91.71.5 2.5
f
BB
= 1MHz, V
I
= V
Q
= 112mV
P-P
V
CC
= 4.75, 5.0V, 5.25V
IMAGE REJECTION (dB)
10
20
30
40
50
60
0
IMAGE REJECTION vs. LO FREQUENCY
MAX2022 toc11
LO FREQUENCY (GHz)
2.32.11.91.71.5 2.5
f
BB
= 1MHz, V
I
= V
Q
= 112mV
P-P
P
LO
= 0dBm
P
LO
= +3dBm
P
LO
= -3dBm
IMAGE REJECTION (dB)
10
20
30
40
50
60
0
IMAGE REJECTION vs. LO FREQUENCY
MAX2022 toc10
LO FREQUENCY (GHz)
2.32.11.91.71.5 2.5
f
BB
= 1MHz, V
I
= V
Q
= 112mV
P-P
T
C
= -40°C, +25°C, +85°C