CC1110 Datasheet, PDF (30/203 Pages) Texas Instruments – True System-on-Chip with Low Power RF Transceiver and 8051 MCU

CC1110
2.0V-3.6V power supply
R271
2, 10 DVDD
30 DCOUPL
CC1110
DIE ATTACH PAD:
AVDD 26
AVDD 25
RF_N 24
RF_P 23
AVDD 22
C301
C241
L241
Antenna
(50 Ohm)
C235
C231 ^L232
L231
L233
C232
C233
C234
Optional:
C181
X2 C171
X1
C201
C211
Figure 6: Application Circuit (excluding supply decoupling capacitors and digital I/O)
Component
C301
C201; C211
C171, C181
C231, C241
C232/C233
C234
C235
L231/L241
L232/L233
R271
X1
X2
Description
100 nF decoupling capacitor for on-chip voltage regulator to digital part
Crystal loading capacitors, see section 14 on page 153 for details
Crystal loading capacitors, if X2 is used
RF balun/matching capacitors
RF LC filter/matching capacitors
RF balun DC blocking capacitor
RF LC filter DC blocking capacitor (only needed if there is a DC path in the antenna)
RF balun/matching inductors (inexpensive multi-layer type)
RF LC filter/matching filter inductors (inexpensive multi-layer type)
56 kΩ resistor for internal bias current reference, tolerance 1%
26 MHz-27 MHz crystal, see section 14 on page 153 for details
32.768 kHz crystal, optional
Table 23: Overview of external components (excluding supply decoupling capacitors)
CC1110 PRELIMINARY Datasheet (Rev. 1.01) SWRS033A Page 30 of 202