Manual

MAX7030
Low-Cost, 315MHz, 345MHz, and 433.92MHz
ASK Transceiver with Fractional-N PLL
______________________________________________________________________________________ 19
LNA
90°
0°
RSSI
IF LIMITING
AMPS
100kΩ
100kΩ
DATA FILTER
7
8
9 10 11 12
14
13
20
19
RX
DATA
18
15
16
17
30
29
28
24
23
22
DIGITAL LOGIC
31
32
CRYSTAL
OSCILLATOR
27
3.0V
REGULATOR
6
26
PA
MAX7030
5
12
RX VCO
RX
FREQUENCY
DIVIDER
PHASE
DETECTOR
CHARGE
PUMP
LOOP FILTER
TX
FREQUENCY
DIVIDER
∆Σ
MODULATOR
Σ
I
Q
TX VCO
EXPOSED
PADDLE
LNAIN
LNASRC
TX/RX1 TX/RX2
XTAL1
XTAL2
HV
IN
AV
DD
ROUT PAV
DD
PAOUT T/R DV
DD
ENABLE
DATA
AGC2
AGC1
AGC0
DS-
PDMAX
PDMIN
DS+
OP+
DF
IFIN+ IFIN-MIXOUT
MIXIN-MIXIN+LNAOUT
3
4
Functional Diagram