Read Panasonic KX-TCA355RU Service Manual online
8
KX-TCA355RU
4.3.
Block Diagram (RF Unit)
2
:R
CHP
:N/A
PLL &
Control logic
VCO
PD
Low IF bandpass filter
LNA
Mixer
IC601
RSSI
KX-TCA355RU (RF UNIT)
RXDA
SYCL
SYDA
SYEN
FIL601
D601
RXDSG
Loop filter
TXDA
SYRI
PAON
RXON
PSEL
BATT
Voltage
regulator
Voltage
regulator
To CPU Block
To CPU Block
IC602
Antenna
S&H
Demodulator
:32/33
VCCS
VCC1
VCC
Voltage
regulator
IC603
VCC2
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