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IC BLOCK DIAGRAM & DESCRIPTION
IC701 SPCA752A-03A(MPEG AUDIO DECODER)
OSCOUT
PLL
OSCIN
Clock Synthesizer
SPLCLK
AIP
AIN
ADC
ATO
VM
CD_LRCK
CD_BCK
CDDSP
CD_C2P0
CD_DATA
WIRING CONNECTION
SRAM
ROM
MPEG Audio Decoder
Voice Encoder/Decoder
External Memory Controller
MODE
PROG
ESP
TRACK
DIR
ENTER
TADCEB
TADSEL1
Host Interface
TADSEL0
TADD[7:0]
RESETB
AUD_LRCK
AUD_BCK
PCM
Buffer
AUD_DATA
AUD_XCK
SKIP+
SKIP-
PLAY
DISPLAY
STOP
J101
DC 4.5V
BATT-
CN601
(16P)
BATT+
- 7 -
S601
J501
LINE OUT
J502
PHONES
VR501
VOLUME
OFF
S501
DBBS
ON
S602
HOLD
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