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SI4012-C1001AT Просмотр технического описания (PDF) - Silicon Laboratories
Номер в каталоге
Компоненты Описание
производитель
SI4012-C1001AT
CRYSTAL-LESSFSK/OOK RF TRANSMITTER
Silicon Laboratories
SI4012-C1001AT Datasheet PDF : 50 Pages
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Si4012
2. Typical Application Schematic
CR2032
Coin Cell
1.8 to 3.6 V
See Note 2
C3
C2
Loop Antenna
X1
C1
1 µF
Optional
1
XTAL
2
GND
3
TXM
4 TXP
5
VDD
Si4012
D1
SDA
10
SCL
9
SDN 8
nIRQ
7
LED
6
See Note 1
R2
R1
Host MCU
Notes:
1.
The Si4012 has internal 50 k
pull-up resistors. Additional optional external pull-up resistors may be added should the
board design required it.
2.
See note about how to choose the value of C3 in "5.2.10. PROPERTY: XO_CONFIG" on page 39.
8
Rev 1.1
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