Rainbow Electronics MAX2022 - Manual (Page 5)

MAX2022
High-Dynamic-Range, Direct Upconversion
1500MHz to 2500MHz Quadrature Modulator
_______________________________________________________________________________________ 5
IMAGE REJECTION (dB)
10
20
30
40
50
60
0
IMAGE REJECTION vs. LO FREQUENCY
MAX2022 toc10
LO FREQUENCY (GHz)
2.3 2.1 1.9 1.7 1.5 2.5
f BB = 1MHz, V I = V Q = 112mV P-P
T C = -40 °C, +25°C, +85°C
IMAGE REJECTION (dB)
10
20
30
40
50
60
0
IMAGE REJECTION vs. LO FREQUENCY
MAX2022 toc11
LO FREQUENCY (GHz)
2.3 2.1 1.9 1.7 1.5 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 toc12
LO FREQUENCY (GHz)
2.3 2.1 1.9 1.7 1.5 2.5
f BB = 1MHz, V I = V Q = 112mV P-P
V CC = 4.75, 5.0V, 5.25V
Typical Operating Characteristics (continued)
(MAX2022 Typical Application Circuit, 50 Ω LO input, R1 = 432Ω, R2 = 562Ω, R3 = 301Ω, V
CC
= +5V, P
LO
= 0dBm, V
IFI
= V
IFQ
=
109mV P-P differential, f IQ = 1MHz, I/Q differential inputs driven from a 100 Ω DC-coupled source, common-mode input from 0V, T
C =
+25°C, unless otherwise noted.)
OUTPUT NOISE vs. OUTPUT POWER
AMX2022 toc13
OUTPUT POWER (dBm)
OUTPUT NOISE (dBm/Hz)
5 0 -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
OUTPUT NOISE vs. OUTPUT POWER
AMX2022 toc14
OUTPUT POWER (dBm)
OUTPUT NOISE (dBm/Hz)
5 0 -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
IF FLATNESS
vs. BASEBAND FREQUENCY
MAX2022 toc15
BASEBAND FREQUENCY (MHz)
IF POWER (dBm)
80 60 40 20
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-24
0 100
f LO = 1960MHz, P BB = -12dBm/PORT INTO 50 Ω
f LO - f RF
f LO + f RF
IF FLATNESS
vs. BASEBAND FREQUENCY
MAX2022 toc16
BASEBAND FREQUENCY (MHz)
IF POWER (dBm)
80 60 40 20
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-24
0 100
f LO = 2140MHz, P BB = -12dBm/PORT INTO 50 Ω
f LO - f RF
f LO + f RF
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)
60 40 80 20 0 100
f LO = 2GHz, P LO = 0dBm
V CC = 5.0V
V CC = 4.75V
V
CC
= 5.25V
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)
60 40 80 20 0 100
f LO = 2GHz, V CC = 5.0V
P LO = -3dBm
P LO = +3dBm
P LO = 0dBm