Datasheet

MAX7034
315MHz/434MHz ASK Superheterodyne
Receiver
12
Typical Application Circuit
XTAL1
R2
R3
TO/FROM µP
POWER-DOWN
DATA OUT
AVDD
LNAIN
LNASRC
AGND
AVDD
MIXIN1
MIXIN2
AGND
IRSEL
MIXOUT
DGND
DVDD
Y1
IF FILTER
COMPONENT VALUES
IN TABLE 2
***SEE THE
MIXER SECTION.
*SEE THE
PHASE-LOCKED
LOOP
SECTION.
**SEE THE
VOLTAGE
REGULATOR
SECTION.
GND
IN OUT
*
**
***
C5
C10
C9
C4
C3
C2
C1
C11
C12
C15
C7
R1
C13
RF INPUT
L3
L2
L1
V
DD3
V
DD3
IF V
DD
IS
3.0V TO 3.6V
4.5V TO 5.5V
CREATED BY LDO,
AVAILABLE AT AVDD
(PIN 2)
CONNECTED TO V
DD
CONNECTED TO V
DD
GROUNDED
THEN V
DD3
IS AND EN_REG IS
X1
(SEE TABLE)
V
DD
V
DD
C14
C6 C8
EN_REG
XTALSEL
IFIN1
IFIN2
DFO
DSN
OPP
DFFB
DSP
DATAOUT
PDOUT
SHDN
XTAL2
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
V
DD5
LNAOUT
MAX7034