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Part Name
Description
SI4020-IC View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
Manufacturer
SI4020-IC
Universal ISM Band FSK Transmitter
Silicon Laboratories
SI4020-IC Datasheet PDF : 32 Pages
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Typical Application, Microcontroller Mode
VDD
C1
C2
C3
2.2µF 10nF
GND
Si4020
GP6
To other GP7
circuits
GP8
GP9
MICRO
CONTROLLER
GP3
GP4
GP2
GP1
GP0
GND
GP5 CLKin
(EC osc. mode)
OPTIONAL
OPTIONAL
GND
SDI
SCK
nSEL
PB1
PB2
PB3
PB4
CLK
1
16
FSK
2
15
VDD
3
14
nIRQ
4
13
RFP
5
IA4220
12
RFN
6
11
MOD
7
10
VSS
8
9
XTL
X1
10MHz
GND
GND
Antenna
Note: For detailed information about the supply decoupling capacitors see page 6.
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