RX3140 Datasheet, PDF (7/8 Pages) List of Unclassifed Manufacturers – RX3140 Low Power IF Receiver IC

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Test Circuit
V_REGOUT
V_ALM
V_FSKOUT
RX3140
VOD
20
19
18
17
16
15
14
13
MIX
VSS
REG
REG
ALM
FSK
CHA
BS
IN
OUT
CON
OUT
RGE
0.01 µF
12
11
LPF
LPF
OUT
IN
1.0 V
REGULATOR
LOW
BATTERY
1-BIT
COMPARATOR
ALARM
CHARGE/
DISCHARGE
CIRCUIT
MIXER
OSCILLATOR
QUAD
DETECTOR
IFAMP
VCC
OSC
IN
1
OSC
OUT
2
56 pF
22 KΩ
39 pF
MIX
OUT VCC
3
4
IFIN
DEC
5
6
G_C
MURATA
CFVM455E
FSK
REF
7
IF
AF
OUT
QUAD OUT
8
9
10
22 pF
VCC
Revision B
Page 7
May 2000