GXB5005
- 3 -
Architecture
JTAG, GPIO, etc.
CXO
32.768kHz
Host I/O
Control signal
1 bit
LNA
LNA
SAW
BPF
Freq.
Synthesizer
LPF
Down
Converter
1.023MHz
TCXO
CPU
18.414MHz
TCXO
Multiplier/
Divider
CPU
CPU, Counter
DLL, D.MF, S/P
RTC
ARM7TDMI
Time
Counter
RAM/
ROM
1.8V
Regulator
Acquisition Block
TCXO
Computation & Control Block
CMOS Radio Block
CXD2951
Baseband Unit
RF/IF Unit
Tracking Block