Datasheet
MAX2023
High-Dynamic-Range, Direct Up-/Downconversion
1500MHz to 2500MHz Quadrature Mod/Demod
17
MAX2023
1
2
3
4
5
6
7
8
9
10
11 12
13 14 15
16 17
18
27
26
25
24
23
22
21
20
19
36
35
34
33 32
31
30 29
28
Σ
BIAS
LO2
BIAS
LO1
90°
0°
BIAS
LO3
GND
BBI+
BBI-
GND
RF
RF
GND
BBQ-
BBQ+
L
S
Q+
Q-
GND
I-
I+
C9
2pF
C8
0.1μF
V
CC
C7
22pF
C5
0.1μF
C6
22pF
V
CC
GND
GND
GND
GND
VCCLOI1
VCCLOI2
GND
GND
GND
EP
GND
GND
RBIASLO3
R3
301Ω
C1
22pF
C3
8pF
LO
C2
0.1μF
V
CC
VCCLOA
LO
GND
RBIASLO1
R1
432Ω
N.C.
RBIASLO2
C11
0.1μF
V
CC
C10
22pF
C12
0.1μF
C13
22pF
V
CC
GND
GND
GND
VCCLOQ2
GND
GND
GND
GND
MAX2023
VCCLOQ1
R2
562Ω
+
Typical Application Circuit
DESIGNATION QTY DESCRIPTION COMPONENT SUPPLIER
C1, C6, C7, C10, C13 5 22pF ±5%, 50V C0G ceramic capacitors (0402) Murata
C2, C5, C8, C11, C12 5 0.1μF ±10%, 16V X7R ceramic capacitors (0603) Murata
8pF ±0.25pF, 50V C0G ceramic capacitor (0402)
LO = 1850MHz
C3 1
3pF ±0.1pF, 50V C0G ceramic capacitor (0402)
LO = 2350MHz
Murata
C9 1
2pF ±0.1pF, 50V C0G ceramic capacitor (0402)
This value could change for higher RF bands
Murata
L
S
0
L
S
used for tuning the RF match at higher frequency (0402).
Not used for standard kit RF band
R1 1 432 ±1% resistor Panasonic Corp.
R2 1 562 ±1% resistor Panasonic Corp.
R3 1 301 ±1% resistor Panasonic Corp.
U1 1 MAX2023ETX+ 36-pin TQFN-EP (6mm x 6mm) Maxim
Table 1. Typical Application Circuit Component Values