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1998 Feb 16 3
Philips Semiconductors Product specification
CMOS digital decoding IC with RAM for
Compact Disc
SAA7345
BLOCK DIAGRAM
Fig.1 Block diagram.
MGA371 - 2
CFLG
RAB
CL
DA
CLA
PORE
KILLV3 V4 V5
MOTO2
CL11
IREF
DOBM
V1 V2
TEST2
TEST1
ISLICE
HFIN
HFREF
V
DDA
SAA7345
MOTO1
CRIN
V
DD1
V
SS1
CL16
MISC
DATA
SCLK
WCLK
V
SSA
V
DD2
V
SS2
CROUT
DIGITAL
PLL
EBU
INTER-
FACE
AUDIO
PROCESSOR
FLAGS
ERROR
CORRECTOR
MOTOR
CONTROL
Q - CHANNEL
CRC CHECK
Q - CHANNEL
REGISTER
RAM
ADDRESSER
SRAM
EFM
DEMODULATOR
VERSATILE PINS
INTERFACE
PEAK
DETECT
KILL
SERIAL
DATA
INTER-
FACE
SUBCODE
MICRO-
CONTROLLER
INTERFACE
TIMING
PLL
FRONT-
END
8
9
7
10
6
5
13
14
1
29
17
31
30
32
28
3 4 26 25 24 27
22
23
33
2
21
20
19
18
11 12 15 16 44 43