SC9827
VCD SIGNAL-CHIP PROCESSOR
DESCRIPTION
SC9827 is a single chip SOC for CD-G system, it integrates CD
servo and correct decoder, Audio DAC.
system solution.
Working with the RF pre-
processor of CD composes a low cost and high performance CD-G
FEATURES
* Periphery circuit is simple, servo and decoder integrated;
* Support CD-G decode play;
* Embedded Audio DAC, PWM output;
* JPEG decode and play function;
* OSD function;
* Adopts CD servo arithmetic, strong correct function and good
coherence.
LQFP-128-14X14-0.4
ORDERING INFORMATION
Device
Package
LQFP-128-14x14-0.4
APPLICATION
* CD-G system
SC9827
BLOCK DIAGRAM
117 122 105 106 107 102 101 97 93 92 88 86
V
COM
RBIAS
IDATA
RFIN
RFREF
MOTO1
71 70 62 61
DWE#
60
59
55
54
43
40
33
31
30
28
21
20
123
114
124
125
126
108
109
110
111
DRAS0#
ADC
Digital
Servo
GPIO
interface
32-bit
RISC
Processor
8kB High
Speed Buffer
CAS#
LA19
SRAM/ROM
Oscillator
Display
Controller
LA8
LA7
LA0
X
OUT
X
IN
Digital
Signal
Processor
TRAY_SW
SLED_SW
LDON
TDM
Interface
Serial
Audio
Interface
Audio
ADC
Transport
Parser
Gateway
DMA
controller
16-bit
Audio
DAC
Clock
Generator
DRAM
Interface
LD7
LD0
CS3#
104 103 112 113
2
3
6
7
8
9
10 13 16 17 18 19
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http://www.silan.com.cn
REV:1.0
2009.03.26
Page 1 of 7
SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
