Philips FX20 - Block Diagram

CD LOADER IM+TDL-5
60W*4@THD10%
MOTORDRIVER
AM5890
Crystal
27M
U21
U11
SDRAM
64M
FLASH
PWM
LF
BTL
8ɏ
TL
Signedandfeedback
RTC
IIC
U21
U9
8M
IIS
ADC
AK5358
AMP
STA518
IIS.SLAVE
BTL
IIC
WL
Audio
Processor
MPEGDECODER
SPHE8104WW
Data
8ɏ
U22
U16
IIC
PWM
BTL
8ɏ
Source
IIC
TR
STA311B
AM/FM
R78W2
ControlI/O
U10
U22
MCU
AMP
STA518
BTL
8ɏ
Source

Switch
74HC4052
I/O
WR
UART
AUX
VFDDRIVER
VFDDisplay
SPI
Mi b d
U20
U8
U17
MCU
STM8S005C6
I/Os
Crystal
12M
IR
M
a
i
n
b
oar
d
VFD &IN board
U17
AudioIN
ROMBT
BM830
DtoS
OP
AM3V3
ROMBT
BM830
DtoS
OP
USB
IR
VOL
ROMBT
BM830
26MHZ
DtoS
OP
KEY
US&KY board
12V_D5V_D
NFC
NTAG203F
LDO
7805
12V
PCON
-24V
Main board
Powersupply
33V
AC
MOS Switch
5V
12V
MOS Switch
AMP_VCC
33V
5V
LDO
TJ4203
MCU3V3
33V
DCͲDC
MPS2560
7-1 7-1
Block Diagram for FX20: