Panasonic BB-HGW700A Service Manual page 31

BB-HGW700A(RF Block)
Ext. Antenna Pattern Antenna Receive Only
Controlled by
CN501
VRF33A
IC501
IC506
2.4GHz/
LNA
Diversity
Switch
Coupler BPF
VRF33A
IC505
2.4GHz/PA
BPF
LX5510
2.412~2.462GHz
POWER CONTROL
Wireless Block
VRF33 VRF25D
3. 3V 2.5V
IC809
POWER Regulator
2.5V/1A
VRF33VCO
3.3V
(2.4GHz single band Radio-on-a-chip)
Q508
2.4GHz
RF Mixer
FL505
LNA
Rx Local
Loop Filter
3
0.7GHz
VCO
1.7GH
3.4GHz 3
Divider
Tx Local
FL502
2.4GHz
RF Mixer
TxAMP
Control
Registers
VRF33A
3.3V
VRFDAC
3.3V
VRF33A
VRF25A
VRF25D
VRF33VCO
RFIC
AR2112
Baseband
Programable
1.7GHz gain amplifier
RxI
IF
Mixer
RxQ
Charge Phase
Pump Frequency
Detector
TxI
IF
Reconstruction
TxQ
Mixer Filter
Biasing
IC502
VRFCORE
1.8V
IC810
POWER Regulator
1.8V/800mA
VRF25A
2.5V
RF Power Block
VRF33
VRFADC
VRFDAC
VRFCORE
MAC/BBIC
2
2
ADC
X502
X'tal
40MHz
Master Clock
Channel Select
2 DAC
2
VRFADC
1. 8V
BB-HGW700A BLOCK DIAGRAM (RF BLOCK)
VRF33
IC503
EEPROM 1Mbits
AR5213
Ext Interface
MAC
Configuration
HOST
Control
And Memory
Baseband
PHY
IC501
MAC&BB Block