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TH71102
315/433MHz
FSK/ASK Receiver
4.1.2
Standard FSK Component List
Part
C1
C3
C6
C7
C8
C9
C10
C11
C12
C15
Size
0805
0603
0603
0603
0603
0603
0603
0603
0805
0805
Value
@ 433.92 MHz
27 pF
1 nF
4.7 pF
2.2 pF
27 pF
33 nF
1 nF
1 nF
10 pF
100 pF
Tolerance
± 5%
± 10%
± 5%
± 5%
± 5%
± 10%
± 10%
± 10%
± 5%
± 5%
Description
crystal series capacitor
loop filter capacitor
LNA output tank capacitor
MIX1 input matching capacitor
IF1 tank capacitor
IFA feedback capacitor
IFA feedback capacitor
IFA feedback capacitor
DEMOD phase-shift capacitor
demodulator output low-pass capacitor,
this value for data rates < 20 kbps NRZ
C16
C17
R1
R2
R4
R5
L1
L2
L3
0805
0805
0603
0603
0805
0805
0603
0603
0603
1.5 nF
10 nF
10 k ?
330 ?
330 k ?
220 k ?
68 nH
82 nH
15 nH
± 10%
± 10%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
RSSI output low-pass capacitor
data slicer capacitor, this value for data rates > 0.8 kbps NRZ
loop filter resistor
optional CERFIL output matching resistor
data slicer resistor
loading resistor
SAW filter matching inductor from Würth-Elektronik
(WE-KI series), or equivalent part
LNA output tank inductor from Würth-Elektronik (WE-KI series),
or equivalent part
L4
L5
XTAL
SAWFIL
0805
0805
SMD
6x3.5
SMD
100 nH
100 nH
23.51222 MHz
@ RF = 433.92 MHz
SAFCC433MBL0X00
± 5%
± 5%
± 25ppm cal.
± 30ppm temp.
B 3dB = 840 kHz
IF1 tank inductor from Würth-Elektronik (WE-KI series)
or equivalent part
fundamental-mode crystal from
Telcona/Horizon or equivalent part
low-loss SAW filter from Murata, or equivalent part
3x3
(f 0 = 433.92 MHz)
CERFIL
CERDIS
SMD
3.45x3.1
SMD
SFECF10M7HA00
CDSCB10M7GA135
B 3dB = 180 kHz
ceramic filter from Murata, or equivalent part
ceramic discriminator from Murata, or equivalent part
4.5x2
? For component values for other frequencies, please refer to the EVB descriptions
39010 71102
Rev. 015
Page 14 of 21
Data Sheet
Jun/12
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