CC1150_16 Datasheet, PDF (52/67 Pages) Texas Instruments – Low Power Sub-1 GHz RF Transmitter

CC1150
SWRS037B – JANUARY 2006 – REVISED MARCH 2015
www.ti.com
1.8 V-3.6 V power supply
SI
R141
SCLK
SO
(GDO1)
C41
1 SCLK
2 SO
(GDO1)
3 DVDD
CC1150
DIE ATTACH PAD:
AVDD 12
RF_N 11
RF_P 10
4 DCOUPL
CSn 9
GDO0
(optional)
CSn
C111
L111
L112
C101
L103
Antenna
(50 Ohm)
L104
C105
L101
C102
L102
C103
C104
L105
C106
C106 and L105 may
be added to build an
optional filter to reduce
emission at 699 MHz
XTAL
C51
C71
Figure 6-2. Typical Application and Evaluation Circuit 868/915 MHz
(Excluding Supply Decoupling Capacitors)
Table 6-1. Overview of External Components (Excluding Supply Decoupling Capacitors)
COMPONENT
C41
C51/C71
C101/C111
C102
C103
C104
C105
C106
L101/L111
L102
L103
L104
L105
R141
XTAL
DESCRIPTION
Decoupling capacitor for on-chip voltage regulator to digital part
Crystal loading capacitors
RF balun/matching capacitors
RF LC filter/matching filter capacitor (315 and 433 MHz). RF balun/matching capacitor (868/915 MHz).
RF LC filter/matching capacitors
RF balun DC blocking capacitor
RF LC filter DC blocking capacitor and part of optional RF LC filter (868/915 MHz)
Part of optional RF LC filter and DC Block (868/915 MHz)
RF balun/matching inductors (inexpensive multi-layer type)
RF LC filter/matching filter inductor (315 and 433 MHz). RF balun/matching inductor (868/915 MHz)
(inexpensive multi-layer type)
RF LC filter/matching inductor (inexpensive multi-layer type)
RF LC filter/matching inductor (inexpensive multi-layer type)
Part of optional RF LC filter (868/915 MHz)(inexpensive multi-layer type)
Resistor for internal bias current reference
26 to 27 MHz crystal
52
Applications, Implementation, and Layout
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