Advertisement
IC1 VHiLC78690E-1: MP3 Decoder/Digital Signal Processor (LC78690E)
RFMON
RFMON
80 79 78 77 76 75 74 73 72
1
EFMIN
2
RFOUT
3
LPF
4
PHLPF
5
AIN
6
CIN
BIN
7
8
DIN
9
FEC
LC78690E
10
VREF
11
JITTC
12
13
EIN
FIN
14
TEC
15
16
TE
TEIN
17
LDD
18
19
LDS
AVSS
20
21 22 23 24 25 26 27 28 29
LPF
EFMIN
SLICE LEVEL
RFOUT
CONTROL
LPF
PHLPF
AIN
RF
CIN
SIGNAL
BIN
PROCESSOR
DIN
FEC
VREF
MONITOR
Synchronization
VREF
JITTC
EIN
TES,HFL,
DEFECT
FIN
SERVO
TEC
JITTER
CONTROL
TE
TEIN
A/D
LDD
D/A
LDS
APC
AVSS
Figure 8-3 BLOCK DIAGRAM OF IC
71
70
69 68 67 66
65
64
63
62 61
30
31
32 33 34 35
36 37
38 39 40
CLOCK
DOUT
GENERATOR
1bit DAC
8FS DIGITAL FILTER
DEEMPHASIS
ATTENUATION CONTROL
INTERPOLATION MUTE
Audio FLT MUTE
MP3 & WMA
DECODER
Detection
EFM
Demodulation
Memory I/F
ROM
TEXT
DECODER
ERROR
CORRECTION
CD PLL
SUBCODE DECODE
8 – 3
60
LRSY
59
DATACK
58
DATA
57
TEST1
56
STDATA
55
STCK
54
STREQ
53
TEST0
52
CONT0
51
CONT1
50
CONT2
49
INTB1
48
INTB0
47
RESB
46
DO
45
DI
44
CL
43
CE
42
DVSS
41
DVDD
PLL2
LRSY
DATACK
AUDIO
I/F
DATA
TEST1
STDATA
Stream
STCK
I/F
STREQ
TEST0
CONT0
Memory
CONT1
1M
CONT2
INTB1
INTB0
CPU I/F
&
RESB
PORT
DO
CONTROL
DI
CL
CE
DVSS
DVDD
PLL3
CD-MPX100E
Advertisement
Chapters
