Table of Contents
Advertisement
IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q501 : LC78683E MP3 DECODER FOR CD
BLOCK DIAGRAM
System
generator
CKIN
VPRFR
VCOC
VPDO
CKOUT
WOK
CNTOK
OVF
LRSY
DATACK
DATAIN
C2FIN
SFSY
PW
SBSY
SBCK
RESB
PIN ASSIGNMENT
LRSY
ADDATA
ADBCK
ADLRCK
C2FIN
TEST1
CKIN
VSS
CKOUT
TEST2
DVDD1
PW
SBSY
SFSY
SBCK
AVDD
VPRFR
VCOC
VPDO
AVSS
clock-
DRAM-I/F
VCO
PLL
CD-DA shockproof
(Compressed or
uncompressed)
1
2
3
4
5
6
7
8
9
LC78683
10
(Top view)
11
12
13
14
15
16
17
18
19
20
CPU-I/F
Data-I/F
CDROM
decoder
MP3
decoder
M
U
X
Audio I/F
MADRS0
60
MADRS1
59
MADRS2
58
MADRS3
57
MADRS4
56
MADRS5
55
MADRS6
54
MADRS7
53
VSS
52
DVDD4
51
MADRS8
50
MADRS9
49
MADRS10
48
MADRS11
47
MADRS12
46
OEB
45
CASUB
44
CASLB
43
WEB
42
RASB
41
DX-C34
STREQ
STCK
STDAT
CRCF
FSYNC
ADLRCK
ADBCK
ADDATA
Advertisement
Table of Contents
