MAX2021ETX+ Maxim Integrated Products, MAX2021ETX+ Datasheet - Page 7

• Manufacturer Part Number: MAX2021ETX+
• Description: Modulator / Demodulator IC MOD/DEMOD irect Up-/Downconver
• Manufacturer: Maxim Integrated Products

Specifications of MAX2021ETX+

• Maximum Operating Temperature: + 85 C
• Maximum Power Dissipation: 1355 mW
• Minimum Operating Temperature: - 40 C
• Modulation Type: Quadrature
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 4.75 V to 5.25 V
• Supply Current: 271 mA
• Package / Case: QFN-36
• Output Power: 0.7 dBm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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