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MAX2021 Datasheet(PDF) 7 Page - Maxim Integrated Products

Part # MAX2021
Description  High-Dynamic-Range, Direct Up-/Downconversion 750MHz to 1200MHz Quadrature Mod/Demod
PDF  14 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX2021 Datasheet(HTML) 7 Page - Maxim Integrated Products

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High-Dynamic-Range, Direct Up-/Downconversion
750MHz to 1200MHz Quadrature Mod/Demod
_______________________________________________________________________________________
7
DEMODULATOR CONVERSION LOSS
vs. LO FREQUENCY
LO FREQUENCY (MHz)
975
900
1125
1050
825
10
9
8
11
12
7
750
1200
PLO = 0dBm, VCC = 5.0V
TC = +85
°C
TC = +25
°C
TC = -40
°C
DEMODULATOR INPUT IP3
vs. LO FREQUENCY
LO FREQUENCY (MHz)
975
900
1125
1050
825
36
34
32
38
40
30
750
1200
PLO = 0dBm, TC = +25
°C
VCC = 4.75V
VCC = 5.25V
VCC = 5.0V
DEMODULATOR INPUT IP3
vs. LO FREQUENCY
LO FREQUENCY (MHz)
975
900
1125
1050
825
36
34
32
38
40
30
750
1200
PLO = 0dBm, VCC = 5.0V
TC = +85
°C
TC = +25
°C
TC = -40
°C
DEMODULATOR INPUT IP2
vs. LO FREQUENCY
LO FREQUENCY (MHz)
1125
1050
975
900
825
60
70
80
90
50
750
1200
TC = -40
°C
TC = +85
°C
TC = +25
°C
PLO = 0dBm, VCC = 5.0V
DEMODULATOR PHASE IMBALANCE
vs. LO FREQUENCY
-8
-6
-4
-2
0
2
4
6
8
10
-10
LO FREQUENCY (MHz)
1125
1050
975
900
825
750
1200
PLO = -3dBm
PLO = 0dBm
PLO = +3dBm
PLO = -6dBm
-0.15
-0.10
-0.05
0
0.05
0.10
0.15
0.20
-0.20
DEMODULATOR AMPLITUDE IMBALANCE
vs. LO FREQUENCY
LO FREQUENCY (MHz)
1125
1050
975
900
825
750
1200
PLO = -6dBm, -3dBm, 0dBm, +3dBm
Typical Operating Characteristics
(MAX2021 Typical Application Circuit, VCC = +4.75V to +5.25V, GND = 0V, I/Q differential inputs driven from a 100
Ω DC-coupled
source, 0V common-mode input, PRF = 5dBm, PLO = 0dBm, 750MHz
≤ fLO ≤ 1200MHz, 50Ω LO and RF system impedance, R1 = 432Ω,
R2 = 619
Ω, R3 = 332Ω, TC = -40°C to +85°C. Typical values are at VCC = +5V, fLO = 900MHz, TC = +25°C, unless otherwise noted.)
LO PORT RETURN LOSS
vs. LO FREQUENCY
LO FREQUENCY (MHz)
975
900
1125
1050
825
+10
+15
+20
+5
0
+25
750
1200
PLO = -6dBm, -3dBm
PLO = +3dBm
PLO = 0dBm
RF PORT RETURN LOSS
vs. LO FREQUENCY
LO FREQUENCY (MHz)
1130
1035
940
845
+40
+35
+30
+25
+20
+15
+10
+5
0
+45
750
1225
PLO = -6dBm, -3dBm, 0dBm, +3dBm
IF FLATNESS
vs. BASEBAND FREQUENCY
BASEBAND FREQUENCY (MHz)
70
60
10
20
30
40
50
-11
-10
-9
-8
-7
-6
-5
-4
-12
080
fLO = 1000MHz
fLO = 900MHz
PLO = 0dBm
DEMODULATOR



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